Toshiba TECRA S1- Manuals

TECRA S1 Maintenance Manual v Conventions This manual uses the following formats to describe, identify, and highlight terms and operating procedures. Acronyms On the first appearance and whenever necessary for clarification acronyms are enclosed in parentheses following their definition. For example...

vi TECRA S1 Maintenance Manual Table of Contents Chapter 1 Hardware Overview 1.1 Features .................................................................................................................. 1-1 1.2 System Unit Components ...................................................................

TECRA S1 Maintenance Manual vii 3.4 Subtests................................................................................................................. 3-18 3.5 System Test .......................................................................................................... 3-22 3.6 Memor...

viii TECRA S1 Maintenance Manual Chapter 4 Replacement Procedures 4.1 General ................................................................................................................... 4-1 4.2 Cooling Module.......................................................................................

TECRA S1 Maintenance Manual ix Appendices Appendix A Handling the LCD Module ........................................................................... A-1 Appendix B Board Layout ................................................................................................ B-1 Appendix C Pin Ass...

1 Hardware Overview 1-ii TECRA S1 Maintenance Manual

1 Hardware Overview TECRA S1 Maintenance Manual 1-iii Chapter 1 Contents 1.1 Features ...................................................................................................................... 1-1 1.2 System Unit Components ...................................................................

1 Hardware Overview 1-iv TECRA S1 Maintenance Manual Figures Figure 1-1 Front of the computer.......................................................................................... 1-5 Figure 1-2 System unit configuration ..............................................................................

1.1 Features 1 Hardware Overview TECRA S1 Maintenance Manual 1-1 1 1.1 Features The Toshiba TECRA S1 is a lightweight notebook PC based on the Mobile Banias processor, providing high-speed processing capabilities and advanced features. The computer employs a Lithium Ion battery that allows it to be ...

1.1 Features 1 Hardware Overview TECRA S1 Maintenance Manual 1-5 Figures 1-1 and 1-2 show the front of the computer and its system unit configuration, respectively. Figure 1-1 Front of the computer C P U E x p a n s i o nM e m o r y S DC a r d C RT P C C a r dS l o t S p e a k e rL e f t S p e a k e...

1 Hardware Overview 1.2 System Unit Block Diagram 1-6 TECRA S1 Maintenance Manual 1.2 System Unit Components Figure 1-3 is a block diagram of the system unit. P C 2 1 0 0 D R A M 1 3 3 M H z A D M 1 0 3 2( T h e r m a l S e n s o r ) M A X 6 5 0 1 C P U : I n t e l M o b i l eB a n i a s 1 . 4 , 1 ....

1 Hardware Overview 1.3 2.5-inch HDD 1-12 TECRA S1 Maintenance Manual 1.3 2.5-inch HDD The computer contains an extremely low-profile and lightweight, high-performance HDD. The HDD incorporates a 2.5-inch magnetic disk and mini-Winchester type magnetic heads. Storage capacities supported are 30, 40,...

1.4 DVD-ROM Drive 1 Hardware Overview TECRA S1 Maintenance Manual 1-13 1.4 DVD-ROM Drive The DVD-ROM drive accepts 12-cm (4.72-inch) and 8-cm (3.15-inch) discs. The drive provides high-speed data transfer, playing back a DVD at up to 8x speed and reading up to 10,820 Kbytes per second from DVD-ROM a...

1.6 CD-R/RW Drive 1 Hardware Overview TECRA S1 Maintenance Manual 1-15 1.6 CD-R/RW Drive The CD-R/RW drive accepts 12-cm (4.72-inch) and 8-cm (3.15-inch) discs. The specifications of the CD-R/RW drive are listed in Table 1-4. Table 1-4 CD-R/RW drive specifications Item Specifications Data transfer r...

1.8 Power Supply 1 Hardware Overview TECRA S1 Maintenance Manual 1-17 1.8 Power Supply The power supply unit provides many different voltages for the system board and performs the following functions: 1. Power input monitor • Checks whether the DC power supply (AC adapter) is connected to the comput...

1 Hardware Overview 1.9 Batteries 1-18 TECRA S1 Maintenance Manual 1.9 Batteries The computer has the following three types of batteries: Main battery pack Real time clock (RTC) battery Secondary battery pack (Optionally installed in the selectable bay) Table 1-6 lists the specifications of these ba...

1.9 Batteries 1 Hardware Overview TECRA S1 Maintenance Manual 1-19 NOTE: The time required for normal charge depends on the power consumption by the system. Using the fluorescent lamp and frequently accessing the disk consume much power and lengthen the charge time. Any of the following cases stops ...

2 Troubleshooting 2-i TECRA S1 Maintenance Manual 2 Chapter 2 Troubleshooting

2 Troubleshooting 2.2 Basic Flowchat 2-2 TECRA S1 Maintenance Manual 2.2 Basic Flowchart The basic flowchart in Figure 2-1 serves as a guide for identifying a possibly faulty FRU. Before going through the diagnostic flowchart steps, verify the following: Ask the user if a password has been registere...

2.2 Basic Flowchat 2 Troubleshooting TECRA S1 Maintenance Manual 2-5 If the diagnostic program cannot detect an error, the error may be intermittent. Run the continuous test program repeatedly to isolate the problem. Check the log utilities function to confirm which diagnostic test detected the erro...

2 Troubleshooting 2.3 Power Supply 2-6 TECRA S1 Maintenance Manual 2.3 Power Supply The power supply in the computer controls many functions and components. To check if the power supply is defective or malfunctioning, follow the troubleshooting procedures below as instructed. Procedure 1 Power Icon ...

2.3 Power Supply 2 Troubleshooting TECRA S1 Maintenance Manual 2-7 DC IN LED DC IN LED Power supply status On in green DC power being supplied (from the AC adapter) Off Else If the DC IN LED off, follow the steps below: 1. Remove the battery pack and the AC adapter to shut off power supply to the co...

2 Troubleshooting 2.3 Power Supply 2-8 TECRA S1 Maintenance Manual Procedure 2 Connection Check Power is supplied to the system board as illustrated below: A C a d a p t o r S y s t e m b o a r d A C p o w e r c o r d A C a d a p t o r c o r d B a t t e r y p a c k Follow the steps below to check wh...

2.3 Power Supply 2 Troubleshooting TECRA S1 Maintenance Manual 2-9 Procedure 3 Replacement Check The system board, power supply board, or CPU may be faulty. Disassemble the computer according to Chapter 4 and follow the steps below: Check 1 Replace the power supply board with a new one. If the batte...

2 Troubleshooting 2.4 System Board 2-10 TECRA S1 Maintenance Manual 2.4 System Board To check if the system board is defective or malfunctioning, follow the troubleshooting procedures below as instructed. Procedure 1 Message Check Procedure 2 Printer Port LED Check (in Boot Mode) Procedure 3 Printer...

2.4 System Board 2 Troubleshooting TECRA S1 Maintenance Manual 2-11 Procedure 1 Message Check When the power is turned on, the system performs the self-diagnostic Power On Self Test (POST) embedded in the BIOS ROM. The POST tests and initializes each IC on the system board. If an error message appea...

2 Troubleshooting 2.4 System Board 2-12 TECRA S1 Maintenance Manual Procedure 2 Printer Port LED Check (in Boot Mode) The printer port LED displays the POST status and error status by turning lights on and off as an eight-digit binary value obtained in the boot mode after the system unit is switched...

2.4 System Board 2 Troubleshooting TECRA S1 Maintenance Manual 2-13 Follow the steps below to use the printer port LED: 1. Turn on the computer and set the boot mode. 2. Turn off the computer. 3. Plug the printer port LED into the computer's parallel port (printer port). 4. Read the LED status from ...

2 Troubleshooting 2.4 System Board 2-16 TECRA S1 Maintenance Manual Table 2-2 Printer port LED boot mode status (3/3) LED Status (Hexadecimal) Test Item Description 40H DEBUG_CS_CONFIG_PORTS Configure the COMM and LPT ports 41H DEBUG_FLOP_INIT According cmos data to initialize the floppies 42H DEBUG...

2.4 System Board 2 Troubleshooting TECRA S1 Maintenance Manual 2-17 Procedure 3 Printer Port LED Check (in Resume Mode) The printer port LED displays the POST status and error status by turning lights on and off as an eight-digit binary value obtained in the resume or suspend mode after the system u...

2 Troubleshooting 2.4 System Board 2-18 TECRA S1 Maintenance Manual Procedure 4 Test Program Check The maintenance test program contains several programs for diagnosing the system board and CPU. Execute the following test programs using the procedures described in Chapter 3. 1. System test 2. Memory...

2.6 2.5-inch HDD 2 Troubleshooting TECRA S1 Maintenance Manual 2-19 2.5 2.5-inch HDD To check if the 2.5-inch HDD is defective or malfunctioning, follow the troubleshooting procedures below as instructed. Procedure 1 Message Check Procedure 2 Partition Check Procedure 3 Format Check Procedure 4 Test...

2 Troubleshooting 2.6 2.5-inch HDD 2-20 TECRA S1 Maintenance Manual partition on drive C. Then restart the computer.. If the problem persists, go to Procedure 3. Check 3 If drive C is listed as active in the FDISK menu, perform Check 4. If drive C is not listed as active, return to the FDISK menu an...

2.6 2.5-inch HDD 2 Troubleshooting TECRA S1 Maintenance Manual 2-21 If you cannot format the HDD using the test program, go to Procedure 4. Procedure 4 Test Program Check Run the HDD test program stored on the maintenance test program disk for all test items. See Chapter 3 for details on how to use ...

2 Troubleshooting 2.6 2.5-inch HDD 2-22 TECRA S1 Maintenance Manual Procedure 5 Connector Check and Replacement Check The HDD or system board may be faulty. Disassemble the computer following the steps described in Chapter 4 and perform the following checks: Check 1 Make sure the following connector...

2.7 Keyboard 2 Troubleshooting TECRA S1 Maintenance Manual 2-23 2.6 Keyboard To check if the computer’s keyboard is defective or malfunctioning, follow the troubleshooting procedures below as instructed. Procedure 1 External Keyboard Check Procedure 2 Test Program Check Procedure 3 Connector Check a...

2 Troubleshooting 2.7 Keyboard 2-24 TECRA S1 Maintenance Manual Check 3 The System board may be faulty. Replace it with a new one following the instructions in Chapter 4. If the keyboard is still not functioning properly, perform Check 4. Check 4 The memory may be defective. Replace the memory modul...

2.8 Display 2 Troubleshooting TECRA S1 Maintenance Manual 2-25 2.7 Display To check if the computer’s display is defective or malfunctioning, follow the troubleshooting procedures below as instructed. Procedure 1 External Monitor Check Procedure 2 Test Program Check Procedure 3 Connector Check and R...

2 Troubleshooting 2.8 Display 2-26 TECRA S1 Maintenance Manual Check 3 The FL may be faulty. Replace it with a new one and return to Procedure 3. If there is still an error, perform Check 4. Check 4 The FL inverter board may be faulty. Replace it with a new one and return to Procedure 3. If there is...

2.9 DVD-ROM Drive 2 Troubleshooting TECRA S1 Maintenance Manual 2-27 2.8 DVD-ROM Drive To check if the internal DVD-ROM drive is defective or malfunctioning, follow the troubleshooting procedures below as instructed. Procedure 1 DVD-ROM Cleaning Check Procedure 2 Test Program Check Procedure 3 Conne...

2.10 CD-ROM Drive 2 Troubleshooting TECRA S1 Maintenance Manual 2-29 2.9 CD-ROM Drive To check if the internal CD-ROM drive is defective or malfunctioning, follow the troubleshooting procedures below as instructed. Procedure 1 CD-ROM Cleaning Check Procedure 2 Test Program Check Procedure 3 Connecto...

2.12 LAN 2 Troubleshooting TECRA S1 Maintenance Manual 2-31 2.10 LAN To check if the computer’s LAN is defective or malfunctioning, follow the troubleshooting procedures below as instructed. Procedure 1 Test Program Check Procedure 2 Connector Check and Replacement Check Procedure 1 Test Program Che...

2 Troubleshooting 2.14 Cooling Module 2-32 TECRA S1 Maintenance Manual 2.11 Cooling Module To check if the computer’s cooling module is defective or malfunctioning, follow the troubleshooting procedures below as instructed. Procedure 1 Test Program Check Procedure 2 Connector Check and Replacement C...

2.14 Cooling Module 2 Troubleshooting TECRA S1 Maintenance Manual 2-33 Check 5 The CPU may be faulty. Disassemble the computer following the steps described in Chapter 4 and replace the CPU with a new one.

3 Diagnostic Programs ii TECRA S1Maintenance Manual Chapter 3 Contents 3.1 General .......................................................................................................................... 1 3.2 Quick Start ...............................................................................

3 Diagnostic Programs 3.1 General 2 TECRA S1Maintenance Manual A Serial Port Loop back Connector (for serial port test) A CD-ROM Driver (for CD-ROM test) A Microphone An Audio CD (for CD-ROM audio play test) A Data CD (for CD-ROM test) A Test Media CDRW/DVD-CDRW Drive A Rewriteble CDRW (Direct CD Fo...

3.2 Quick Start 3 Diagnostic Programs TECRA S1Maintenance Manual 3 3.2 Quick Start Boot from Service Diagnostic CD, the following screen will be displayed: Please select a test item or select 9 to exit to MS-DOS: 3.2.1 Quick Test When this item selected, system will run the configured test items and...

3 Diagnostic Programs 3.2 Quick Start 4 TECRA S1Maintenance Manual Select ‘Test Mouse’ or press F8 to run the test. The test information would prompt in the screen as below. This test item need user to verify whether the mouse works normally. The test result will be displayed in the following screen...

3.2 Quick Start 3 Diagnostic Programs TECRA S1Maintenance Manual 5 Here is another method to run the test: Highlight a test item by using arrow keys, then press Enter to start. If there are parameters provided, user should set parameters in the parameter dialog window. CPU Speed Test (Step by Step):...

3 Diagnostic Programs 3.2 Quick Start 6 TECRA S1Maintenance Manual 3. Test Result System will automatically run and display the test result as follows: Following is the comparison report of the two testing methods mentioned above: 1) Configuration and Running As to the method used in Mouse test, the...

3.2 Quick Start 3 Diagnostic Programs TECRA S1Maintenance Manual 7 3.2.3 Audio Play Test Check whether the system could playback audio normally. When the test complete, a file named Audio_P.log will be saved in the defined location 3.2.4 Audio Record Test Check whether the system could record the so...

3 Diagnostic Programs 3.2 Quick Start 10 TECRA S1Maintenance Manual User can use function keys listed on the bottom of the screen to display the configuration of the component or exit the current program. On the left column, the components information is listed and user can use arrow keys or PgUp/Pg...

3.2 Quick Start 3 Diagnostic Programs TECRA S1Maintenance Manual 13 Interactive : Display INTER when ‘Interactive’ is enabled; Manual Interrupt Method : Display ‘Esc: Break’ to tell the user how to manually interrupt the test process.

3 Diagnostic Programs 3.3 Option 14 TECRA S1Maintenance Manual 3.3 Options 3.3.1 Overview In Service Diagnostics, with the Options menu user can configure the batch parameters, test item’s parameters and those parameters created by the LOG file. Options Menu Notes: • Select All/None Items Switch bet...

3.3 Option 3 Diagnostic Programs TECRA S1Maintenance Manual 15 Configure batch parameters and all the test item’s parameters. • Load Batch Parameters Upload all the test items and parameters in the *.ini file • Save Batch Parameters Save all parameters and test items configured in the editor to a sp...

3 Diagnostic Programs 3.3 Option 16 TECRA S1Maintenance Manual • Test Order Specify the order of the test items. Choose 'Sequence' to adopt the sequential mode; choose 'Random' to run the test items in random sequence. • Test Options Choose one of the following options: Wait On Error Wait for furthe...

3.3 Option 3 Diagnostic Programs TECRA S1Maintenance Manual 17 LOOPBOUND The chosen test items will run repeatedly according to the times specified in the 'Number of Loops'. TIMEBOUND The chosen test items will run for an extent time specified in 'Time Limit Hrs' and 'Time Limit Min'. • Time Limit H...

3 Diagnostic Programs 3.3 Option 18 TECRA S1Maintenance Manual • Parameters For the test items with specific parameters, this option will call the related configuration screens. Otherwise, the program will show the following dialogue window: Parameters for the specific test items: Some test items (M...

3.3 Option 3 Diagnostic Programs TECRA S1Maintenance Manual 19 3.3.6 LOG Parameters Setting… You can access the Log Parameters screen through Service Diagnostics\Options - Generate Report. • Report Destination With 'NONE' selected, no log file will be generated; With 'FILE' selected, a log file with...

3 Diagnostic Programs 3.3 Option 20 TECRA S1Maintenance Manual With this parameter selected, the start time of the test will be recorded. Log Test End Time With this parameter selected, the end time of the test will be recorded. Log Errors Only With this parameter selected, errors will be recorded o...

3.3 Option 3 Diagnostic Programs TECRA S1Maintenance Manual 21 In this screen, you can specify a Log file and view it with the viewer designated in Specify LOG Viewer. 3.3.9 LOG Viewer Service Diagnostic Log viewer: • ↑ , ↓ Scroll a line backward or forward on the screen. • Page Up, Page Down Scroll...

3 Diagnostic Programs 3.3 Option 22 TECRA S1Maintenance Manual • Esc Exit the Log viewer. • F1 Display the Help information about the Logviewer operations and the functional keys. • Ctrl+Home Go to the start of the log file. • Ctrl+End Go to the end of the log file. • Ctrl+F3 Prompt the search dialo...

3.5 System Test 3 Diagnostic Programs TECRA S1Maintenance Manual 27 3.5 System Test Move arrow keys and press the Space key to select CPU test item from Service Diagnostic menu, then highlight CPU and press the Enter to run this test item. Subtest 01 CPU 1. Basic Functionality Test This test item is...

3 Diagnostic Programs 3.5 System Test 28 TECRA S1Maintenance Manual Expected CPU Speed --Specify the expected CPU Speed value you want for further comparison. 3. Coprocessor NPU Basic Functions Test This test item is to check whether the precision of the numeric processor in the float calculation is...

3.5 System Test 3 Diagnostic Programs TECRA S1Maintenance Manual 29 supply mode. In this test item, the user is requires to operate on the screen prompted. Below is the parameter dialog window of CPU Speedstep test item: Speed Change Comparison —When ‘No’ is chosen, system only reports the CPU speed...

3 Diagnostic Programs 3.5 System Test 30 TECRA S1Maintenance Manual This test item is to check whether the speaker currently used works normally. It requires the user respond to the test instructions. 5. PCI System This test item is to check whether the bus number, device number and function number ...

3 Diagnostic Programs 3.6 Memory Test 32 TECRA S1Maintenance Manual 3.6 Memory Test This test module is to check whether the memory chip works normally. Subtest 01 BIOS ROM This test item is to check the validity of BIOS ROM that includes two sub-items -- ROM Read and ROM Write Protection. ROM Read ...

3.6 Memory Test 3 Diagnostic Programs TECRA S1Maintenance Manual 33 1. Bit Stuck High Test Data pattern: Every bit is ‘1’ (Each bit is high) 2. Bit Stuck Low Test Data pattern: Every bit is ‘0'(Each bit is low); 3. Checker Board Test Data pattern: Lo-byte and hi-byte are composed with 0101(0x5) and ...

3 Diagnostic Programs 3.6 Memory Test 34 TECRA S1Maintenance Manual Extended Memory Start Address and Extended Memory End Address (MB) : Set the range of extended memory that is to be tested. The test coverage will base on the value setting in ‘Percent (%)’ mentioned at below. Percent (%): Choose th...

3.6 Memory Test 3 Diagnostic Programs TECRA S1Maintenance Manual 35 The test item is to check whether the CPU internal cache memory could be accessed correctly. Subtest 09 Random Memory Random Memory test includes the following two test items: Randomize Test and Random Incremental Read/Write Test. T...

3 Diagnostic Programs 3.7 Storage 36 TECRA S1Maintenance Manual 3.7 Storage Subtest 01 HDD This test item runs on IDE hard disks. It checks the functions and performance of IDE hard disk. In order to protect user’s HDD data, the password must be verified when the HDD test is being done. The screen i...

3.7 Storage 3 Diagnostic Programs TECRA S1Maintenance Manual 37 (1) Read & Write –Write data on the disk, then read it out and compare the two value; (2) Read Verify —Read data only; (3) Unprotected Write —Write data on the disk without backup original data. Option —Select sequential test or ran...

3 Diagnostic Programs 3.7 Storage 38 TECRA S1Maintenance Manual Retry --Specify the maximum retrying times whether the operation fails. 4. Controller Check Check the HDD controller’s status, including HDD interrupt and unexpected interrupt. 5. Diagnostic Read/Write This test item is a quick test to ...

3.7 Storage 3 Diagnostic Programs TECRA S1Maintenance Manual 39 3. Audio CD Play This test item is to check whether the audio play normally. It needs an audio CD. Start/End Track Number -- Specify the Track range to be played; Time (1-20) -- Specify the time each track to be played. 4. Data CD Butte...

3 Diagnostic Programs 3.8 Video 40 TECRA S1Maintenance Manual 3.8 Video This test item tests the video by 1. displaying the figures in different graphic mode 2. displaying the property and color of the characters in different text mode. User will judge whether the display is correct to confirm wheth...

3.8 Video 3 Diagnostic Programs TECRA S1Maintenance Manual 41 It would display the below texts of the different attributes in the screen 1. Text in normal attribute; 2. Text in blinking normal attribute; 3. Text in inverse attribute; 4. Text in blinking inverse attribute; 5. Text in hi-intensity att...

3 Diagnostic Programs 3.8 Video 42 TECRA S1Maintenance Manual 4. Text Color This test item is to check whether all 16 colors foreground and all 8 colors background works normally in VGA text mode. The bit4-6 of the attribute byte of a character defines 8 background colors (black, blue, green, cyan, ...

3.8 Video 3 Diagnostic Programs TECRA S1Maintenance Manual 43 Subtest 02 640 * 480 VGA Mode This test item is to check whether 680*480 VGA Text mode works normally. In the test, user is required to respond based on the instruction in the screen. Subtest 03 VESA Video Modes This test item is to check...

3 Diagnostic Programs 3.8 Video 44 TECRA S1Maintenance Manual 2. 800X600 Video Modes Test 3. 1024X768 Video Modes Test 4. 1280 x1024 Video Modes Test 5. 1400 X1050 Video Modes Test 6. 1600 X1200 Video Modes Test Subtest 04 VESA Video Memory This test item is to check whether VESA video memory could ...

3.8 Video 3 Diagnostic Programs TECRA S1Maintenance Manual 45 Subtest 06 AGP Test This test item is to report the system’s Accelerated Graphics Port status and check whether AGP registers works normally. Subtest 07 LCD Panel Test This test item is to check whether there is any fault in its resolutio...

3 Diagnostic Programs 3.8 Video 46 TECRA S1Maintenance Manual Subtest 11 DAC/Palette Address This test item is to check the function of DAC registers and Palette registers. In the test, user is required to respond based on the instruction in the screen. Subtest 12 BitBlt Engine Test This test item i...

3 Diagnostic Programs 3.9 Communication 48 TECRA S1Maintenance Manual 3.9 Communication (COMM) Subtest 01 LPT This test item is to check whether there is open or short circuit issue in the external pins by looping back the external pins, controlling the voltage of each data pin, control pin and stat...

3.9 Communication 3 Diagnostic Programs TECRA S1Maintenance Manual 49 Check whether it supports ECP (Extended Capabilities Port) feature. 5. Printer Check Check whether it could connect to a standard LPT printer and print out the text correctly. Here are some samples of LPT printers. HP DeskJet 200 ...

3.9 Communication 3 Diagnostic Programs TECRA S1Maintenance Manual 51 Stop Bit: Choose the stop bit; Word Size: Choose the bit number in one word; Baud Start/End: Select the start baud rate and end baud rate.All the baud rates between the start and end baud rate would be tested in the test. 4. Exter...

3.9 Communication 3 Diagnostic Programs TECRA S1Maintenance Manual 53 Below is the Master Testing window: Subtest 04 LAN Card This test item is to check whether the module can detect the existence of the network card and display its related information. 1. Device ID Detection Detect the device ID of...

3 Diagnostic Programs 3.10 Peripheral 54 TECRA S1Maintenance Manual 3.10 Peripheral Subtest 01 Keyboard This test item is to check whether the keyboard works normally. 1. Keyboard Map This test item is to check whether each key in the keyboard works normally. It requires user to press the key and ch...

3.10 Peripheral 3 Diagnostic Programs TECRA S1Maintenance Manual 55 1: AC Power LED 2: DC Power LED 3: Battery LED 4: HDD access LED 5: FDD LED 6: CAP/Number/Scroll LED LED 1 2 3 4 5 6 Yellow No Yes Yes No Yes No Green Yes Yes Yes Yes No Yes Subtest 02 Mouse Test Check whether the point devices, suc...

3 Diagnostic Programs 3.11Error Codes and Description 58 TECRA S1Maintenance Manual 3.11 Error Codes and description The format of ‘Error Code’ is ‘ddxxee’, and ‘dd’ is the device ID (1~2 chars), ‘xx’ is test function ID of device (2 chars), ‘ee’ is the error code of device (2 chars); the range of e...

3 Diagnostic Programs 3.11Error Codes and Description 60 TECRA S1Maintenance Manual 07 Update-ended Interrupt Error R/W errors with the RTC refreshing interrupt controller. As above. 08 RTC Alarm Error The PC speaker's sound source ---counter/timer 8253 can not produce corresponding timing signal. A...

3 Diagnostic Programs 3.11Error Codes and Description 62 TECRA S1Maintenance Manual 26 8bits Video Mode Test Error As above. As above. 27 15bits Video Mode Test Error As above. As above. 28 16bits Video Mode Test Error As above. As above. 29 24bits Video Mode Test Error As above. As above. 30 32bits...

3 Diagnostic Programs 3.11Error Codes and Description 64 TECRA S1Maintenance Manual 12 Modem Status Change Interrupt Error The Modem Status Change Interrupt cannot be invoked. As above. 13 FIFO Disable Over Time Error 1) UART version is below 16550 and does not support FIFO. 2) COM PORT FIFO does no...

3.11Error Codes and Description 3 Diagnostic Programs TECRA S1Maintenance Manual 65 04 Data Line Test Fail Data Line Test fails. As above. 05xx Mouse 04 PS2 Mouse Test Fail PS2 Mouse Test fails. Replace the mouse. 05 Dual Point Test Fail Dual Point Test fails. Check the mouse connection and repeat t...

3.12 Quick Test Item List 3 Diagnostic Programs TECRA S1Maintenance Manual 67 3.12 Quick Test Item List Device Test Items Comment CPU Basic Functionality NPU Basic Functions CPU Information Memory BIOS ROM Cache Memory Bit Stuck High Test 10% Bit Stuck Low Test 10% Address Test Board Interval Timer ...

4 Replacement Procedures 4-ii TECRA S1 Maintenance Manual

4 Replacement Procedures TECRA S1 Maintenance Manual 4-iii Chapter 4 Contents 4.1 General ....................................................................................................................... 4-1 Safety Precautions.......................................................................

4.1 General 4 Replacement Procedures TECRA S1 Maintenance Manual 4-1 4 1 4.1 General This chapter explains how to disassemble the computer and replace Field Replaceable Units (FRUs). Some replacement procedures may not require you to remove all the surrounding FRUs to replace only one FRU. The chart...

4 Replacement Procedures 4.1 General 4-2 TECRA S1 Maintenance Manual Safety Precautions Before you begin disassembling, read the following safety precautions carefully. Be sure to follow them while you are working. DANGER: 1. Always use the genuine batteries or replacement batteries authorized by To...

4.1 General 4 Replacement Procedures TECRA S1 Maintenance Manual 4-3 CAUTION: 1. Before replacing a component, make sure that the replacement component meets the required specifications. To avoid computer failures, never use components that do not meet the specifications. 2. To avoid internal damage...

4 Replacement Procedures 4.1 General 4-4 TECRA S1 Maintenance Manual Before You Begin Before you begin disassembling the computer, keep in mind the precautions and advice in this section. Always begin disassembling from removing the AC adapter and battery pack. Remove the optional parts and accessor...

4.1 General 4 Replacement Procedures TECRA S1 Maintenance Manual 4-5 Disassembly Procedures The cable connectors come in these two basic types: Pressure plate connectors Normal pin connectors To remove a pressure plate connector, pull up the tabs on either side of the connector's plastic pressure pl...

4 Replacement Procedures 4.1 General 4-6 TECRA S1 Maintenance Manual Tools and Equipment For the safety of you and other people in the working environment, it is strongly recommended to use electrostatic discharge (ESD) equipment. The proper use of this equipment will ensure successful repair work a...

4.1 General 4 Replacement Procedures TECRA S1 Maintenance Manual 4-7 Colors of Screw Shanks For easy identification of the correct screws, the screw shanks are colored according to their lengths, as follows: Screws of an even-numbered length Brown Screws of an odd-numbered length White Screws of a s...

4 Replacement Procedures 4.1 General 4-8 TECRA S1 Maintenance Manual Removing the Battery Pack Remove the battery pack according to the following procedures and Figures 4-1. CAUTION : When handling the battery packs, use care not to short circuit the terminals. Do not drop, hit, twist, or bend the b...

4.1 General 4 Replacement Procedures TECRA S1 Maintenance Manual 4-9 Installing the Battery Pack Install the battery pack according to the following procedures and Figures 4-1. CAUTION : The battery packs contain a lithium ion battery, which can explode by improper replacement, use, handling, or dis...

4 Replacement Procedures 4.1 General 4-10 TECRA S1 Maintenance Manual Removing the Optional PC Card Remove the optional PC card according to the following procedures and Figure 4-2, after checking that computer is turned off in boot mode. CAUTION : Install or remove the PC card correctly, according ...

4.1 General 4 Replacement Procedures TECRA S1 Maintenance Manual 4-11 Installing the Optional PC Card Install the optional PC card according to the following procedures and Figure 4-2, after checking that the computer is turned off in boot mode. 1. Insert the PC card gently until it stops and is sea...

4 Replacement Procedures 4.1 General 4-12 TECRA S1 Maintenance Manual Removing the Optional Memory Remove the optional memory (module) according to the following procedures and Figures 4-3 and 4-4, after checking that the computer is turned off in boot mode. CAUTION : Remove the optional memory afte...

4.1 General 4 Replacement Procedures TECRA S1 Maintenance Manual 4-13 4. Spread out the two memory lock stoppers so that the memory module can be raised. 5. Pull the memory module up and out at an angle, using care to the connectors. Figure 4-4 Removing the optional memory

4 Replacement Procedures 4.1 General 4-14 TECRA S1 Maintenance Manual Installing the Optional Memory Install the optional memory (module) according to the following procedures and Figures 4-3 and 4-4, after checking that the computer is turned off in boot mode. CAUTION : Install the optional memory ...

4.1 General 4 Replacement Procedures TECRA S1 Maintenance Manual 4-15 Removing the MDC Card Remove the MDC Card (Modem Daughter Card) according to the following procedures and Figures 4-5 and 4-6, after checking that the computer is turned off in boot mode. CAUTION : Remove the MDC card after turnin...

4 Replacement Procedures 4.1 General 4-16 TECRA S1 Maintenance Manual 4. Remove the two M2x4 white bind screws for securing the MDC card. 5. Raise the MDC card and disconnect it from CN1006 on the system board. 6. Disconnect the MDC cable from the connector JP1 on the MDC card. Figure 4-6 Removing t...

4.1 General 4 Replacement Procedures TECRA S1 Maintenance Manual 4-17 Installing the MDC Card Install the MDC card according to the following procedures and Figures 4-5 and 4-6, after checking that the computer is turned off in boot mode. CAUTION : Install the MDC card after turning off the computer...

4 Replacement Procedures 4.2 Cooling Module 4-18 TECRA S1 Maintenance Manual 4.2 Cooling Module CAUTION: When removing the cooling module, keep the following in mind: 1. The cooling module can become very hot during operation. Be sure to let it cool down before starting the repair work. 2. Do not to...

4.2 Cooling Module 4 Replacement Procedures TECRA S1 Maintenance Manual 4-19 Installing the Cooling Module Install the cooling module according to the following procedures and Figures 4-7, 4-8 and . CAUTION: When installing the cooling module, keep the following in mind: 1. Be sure to confirm the co...

4 Replacement Procedures 4.2 Cooling Module 4-20 TECRA S1 Maintenance Manual 1. If silicon greases are already applied to the CPU and fan module, wipe them off with a cloth. By using a special syringe, apply silicon greases to the CPU chip so that the entire CPU chip can be covered with the greases....

4.3 CPU 4 Replacement Procedures TECRA S1 Maintenance Manual 4-21 4.3 CPU CAUTION: When removing the CPU, keep the following in mind: The CPU can become very hot during operation. Be sure to let it cool down before starting repair work. Removing the CPU Remove the CPU according to the following proc...

4 Replacement Procedures 4.3 CPU 4-22 TECRA S1 Maintenance Manual Installing the CPU Install the CPU according to the following procedures and Figures 4-10 and 4-11. 1. Check that the triangle on the cam is in the unlocking position. 2. Attach the CPU to the correct position in the CPU socket. Align...

4.3 CPU 4 Replacement Procedures TECRA S1 Maintenance Manual 4-23 3. Secure the CPU by rotating the cam 180 degrees to the right with a flat-blade screwdriver. Figure 4-11 Securing the CPU

4 Replacement Procedures 4.4 HDD 4-24 TECRA S1 Maintenance Manual 4.4 HDD Removing the HDD CAUTION : Do not press the top or bottom of the drive. Applying such pressure can corrupt the data in the drive or damage the drive. Remove the HDD (hard disk drive) according to the following procedures and F...

4.4 HDD 4 Replacement Procedures TECRA S1 Maintenance Manual 4-25 3. Remove the HDD pack by pulling the HDD cover attached to the HDD pack. NOTE: Do not disassemble the HDD pack when it is working normally. Disassemble or replace the HDD pack only if it failed. 4. Place the HDD pack on a flat surfac...

4 Replacement Procedures 4.4 HDD 4-26 TECRA S1 Maintenance Manual Installing the HDD Install the HDD according to the following procedures and Figures 4-12 and 4-13. CAUTION : To avoid damage, always hold the HDD only by its sides. 1. Attach the HDD chassis and connector to the HDD pack. 2. Secure t...

4.5 Selectable Bay Module 4 Replacement Procedures TECRA S1 Maintenance Manual 4-27 4.5 Selectable Bay Modules Removing the Selectable Bay Module NOTE: The installation and removal procedures are the same for all the modules that can be installed in the selectable bays. See the appropriate sections ...

4 Replacement Procedures 4.5 Selectable Bay Module 4-28 TECRA S1 Maintenance Manual Installing the Selectable Bay Module Install the selectable bay module according to the following procedures and Figure 4-14. 1. Place the selectable bay module in the correct position and slide it in. 2. Push it unt...

4.5 Selectable Bay Module 4 Replacement Procedures TECRA S1 Maintenance Manual 4-29 Disassembling the DVD-ROM Drive NOTE: Do not disassemble the DVD-ROM drive when it is working normally. Disassemble or replace the DVD-ROM drive only if it failed. Disassemble the DVD-ROM drive according to the follo...

4 Replacement Procedures 4.5 Selectable Bay Module 4-30 TECRA S1 Maintenance Manual Figure 4-16 Removing the frame from the DVD-ROM drive Assembling the DVD-ROM Drive Assemble the DVD-ROM drive according to the following procedures and Figures 4-15 and 4-16. 1. Attach the frame to the DVD-ROM drive ...

4.6 Touch Pad 4 Replacement Procedures TECRA S1 Maintenance Manual 4-31 4 1 4.6 Touch Pad Removing the Touch Pad Remove the touch pad according to the following procedures and Figures 4-17 and 4-18. 1. Remove the touch pad by pushing it in the direction of the arrow from battery pack position. 2. Re...

4 Replacement Procedures 4.6 Touch Pad 4-32 TECRA S1 Maintenance Manual Figure 4-18 Removing the touch pad Installing the Touch Pad Install the touch pad according to the following procedures and figure 4-17and 4-18. 1. Connect the touch pad cable to the connector CN8. 2. Fasten the touch pad 5 bott...

4.6 Touch Pad 4 Replacement Procedures TECRA S1 Maintenance Manual 4-33 Disassembling the Touch Pad NOTE: Do not disassemble the touch pad when it is working normally. Disassemble or replace the touch pad only if it failed. Disassemble the touch pad according to the following procedures and figure 4...

4 Replacement Procedures 4.6 Touch Pad 4-34 TECRA S1 Maintenance Manual Assembling the Touch Pad Assemble the touch pad according to the following procedures and Figures 4-19 and 4-20. 1. Place the touch pad in the correct position and fasten the following 2 latches. 2. Place the touch pad holder in...

4.7 RTC Battery 4 Replacement Procedures TECRA S1 Maintenance Manual 4-35 4.7 RTC Batteries WARNING: To replace RTC (real-time clock) batteries, always use genuine batteries or replacement batteries authorized by Toshiba. Using batteries other than those can cause battery explosions or other damage....

4 Replacement Procedures 4.7 RTC Battery 4-36 TECRA S1 Maintenance Manual Removing the RTC Battery Remove the RTC battery according to the following procedures and Figure 4-21. 1. Disconnect the RTC battery cable from the RTC battery connector on the system board. 2. Take the RTC battery out of the ...

4.8 Wireless LAN Card 4 Replacement Procedures TECRA S1 Maintenance Manual 4-37 4.8 Wireless LAN Card Removing the Wireless LAN Card Remove the wireless LAN card according to the following procedures and Figures 4-22. CAUTION : Do not touch the connectors on the wireless LAN card and in the computer...

4 Replacement Procedures 4.8 Wireless LAN Card 4-38 TECRA S1 Maintenance Manual Installing the Wireless LAN Card Install the wireless LAN card according to the following procedures and Figures 4-22. 1. Insert the wireless LAN card into the connector at angle of 45 degrees. 2. Tilt the wireless LAN c...

4.9 Keyboard 4 Replacement Procedures TECRA S1 Maintenance Manual 4-39 4.9 Keyboard Removing the Keyboard Remove the keyboard according to the following procedures and Figures 4-23, 4-24, and 4-25. CAUTION : To avoid fingernail damage, do not pull out the switch cover by clamping it with your finger...

4 Replacement Procedures 4.9 Keyboard 4-40 TECRA S1 Maintenance Manual Figure 4-24 Removing the switch cover and screws 5. Remove two M2.5x3 black bind screws. 6. Move the keyboard in the direction of the arrow until the keyboard connector appears. 7. Disconnect the keyboard cable from CN7 on the sy...

4.9 Keyboard 4 Replacement Procedures TECRA S1 Maintenance Manual 4-41 Installing the Keyboard Install the keyboard according to the following procedures and Figures 4-23, 4-24, and 4-25. 1. Connect the keyboard cable to CN7 on the system board. 2. Align the latches on the rear of the keyboard with ...

4 Replacement Procedures 4.10 Speakers 4-42 TECRA S1 Maintenance Manual 4.10 Speakers Removing the Speakers Remove the speakers according to the following procedures and Figure 4-26 and 4-27. 1. Turn the computer upside down, and remove the four M2.5x6 black bind screws. 2. Restore the normal comput...

4.10 Speakers 4 Replacement Procedures TECRA S1 Maintenance Manual 4-43 Left speaker Right speaker Speaker cable Speaker cable M2.5x3.5 black flat-head screw Speaker connecter Figure 4-27 Removing the speakers Installing the Speakers Install the speakers according to the following procedures and Fig...

4 Replacement Procedures 4.11 Bluetooth 4-44 TECRA S1 Maintenance Manual 4.11 Bluetooth Card Removing the Bluetooth Card Remove the Bluetooth card according to the following procedures and Figures 4-28. 1. Remove one M2x3 white flat-head screw. 2. Disconnect the antenna cable with the tweezers. CAUT...

4.11 Bluetooth Card 4 Replacement Procedures TECRA S1 Maintenance Manual 4-45 Installing the Bluetooth Card Install the Bluetooth card according to the following procedures and Figures 4-28. 1. Connect the SUMI-cards to CN2 on the system board. 2. Place the Bluetooth card in the correct position. 3....

4 Replacement Procedures 4.12 Top Cover with the Display Assembly 4-46 TECRA S1 Maintenance Manual 4.12 Top Cover with Display Assembly Removing the Top Cover with the Display Assembly Remove the display assembly with the top cover according to the following procedures and Figures 4-29, 4-30, 4-31 a...

4.12 Top Cover with the Display Assembly 4 Replacement Procedures TECRA S1 Maintenance Manual 4-47 Figure 4-30 Removing the display assembly 5. Turn the computer upside down, and remove the following 12 screws: - Seven M2.5x4 black bind screws - Five M2.5x3.5 black flat-head screw Figure 4-31 Removi...

4 Replacement Procedures 4.12 Top Cover with the Display Assembly 4-48 TECRA S1 Maintenance Manual C N 1 3 L a t c h L a t c h To p c o v e r M 2 . 5 x 3 . 5 b l a c k f l a t - h e a d s c r e w C N 5 0 0 5 M I Cc a b l e S p e a k e r e x t e n d e d c a b l e Figure 4-32 Removing the top cover 6....

4.12 Top Cover with the Display Assembly 4 Replacement Procedures TECRA S1 Maintenance Manual 4-49 Installing the Top cover with the Display Assembly Install the top cover with the display assembly according to the following procedures and Figures 4-29,4-30,4-31 and 4-32. 1. Place the top cover, adj...

4 Replacement Procedures 4.13 I/O Board 4-50 TECRA S1 Maintenance Manual 4.13 I/O Board Removing the I/O Board Remove the I/O board according to the following procedures and Figure 4-33. 1. Disconnect the SUMI-card (flat cable) from CN5 on the system board. 2. Remove the M2.5x4 black flat-head screw...

4.14 System Board 4 Replacement Procedures TECRA S1 Maintenance Manual 4-51 4.14 System Board Removing the System Board Remove the system board according to the following procedures and Figures 4-34. 1. Remove the one M2.5x3.5 black flat-head screws for securing the system board. 2. Remove the lever...

4 Replacement Procedures 4.14 System Board 4-52 TECRA S1 Maintenance Manual Installing the System Board CAUTION: When installing the system board, be sure to seat the board in the correct position. Misseated system boards can cause device damage when the computer is reassembled. Install the system b...

4.15 Display Mask 4 Replacement Procedures TECRA S1 Maintenance Manual 4-53 4.15 Display Mask Removing the Display Mask Remove the display mask according to the following procedures and Figure 4-35. 1. Remove the following 2 bumps and 6 seals on the display module in that order: - Two black seals on...

4 Replacement Procedures 4.15 Display Mask 4-54 TECRA S1 Maintenance Manual Installing the Display Mask Install the display mask according to the following procedures and Figure 4-35. 1. Place the display mask in the correct position and fasten the following 18 latches, in that order: - Four top lat...

4.16 FL Inverter Board 4 Replacement Procedures TECRA S1 Maintenance Manual 4-55 4.16 FL Inverter Board Removing the FL Inverter Board Remove the FL inverter board according to the following procedures and Figures 4-36 and 4-37. 1. Remove the M2x3 white bind screw. Figure 4-36 Removing the FL invert...

4 Replacement Procedures 4.16 FL Inverter Board 4-56 TECRA S1 Maintenance Manual 3. Disconnect the HV cable from CN2 and remove the FL inverter board. Figure 4-37 Disconnecting the cables Installing the FL Inverter Board Install the FL inverter board according to the following procedures and Figures...

4.17 LCD Module 4 Replacement Procedure s TECRA S1 Maintenance Manual 4-57 4.17 LCD Modules NOTE: ICs are fragile. Use extreme care not to apply pressure to the ICs along the edges of the LCD module. NOTE: Dispose of used LCD panels (fluorescent (FL) tubes) as required by local ordinances or regulat...

4.17 LCD Module 4 Replacement Procedure s TECRA S1 Maintenance Manual 4-59 Installing the 15.0-inch LCD Module Install the 15.0-inch LCD module according to the following procedures and Figures 4-39, 4-40 and 4-41. 1. Turn the LCD upside down. 2. Connect the LCD/FL cable to the LCD module. 3. Return...

4 Replacement Procedures 4.17 LCD Module 4-60 TECRA S1 Maintenance Manual Removing the 14.1-inch LCD Module Remove the 15.0-inch LCD module according to the following procedures and Figures 4-41, 4-42 and 4-43. 1. Remove the two M2.5x3.5 black flat-head screws and two M2x5 white bind screws for fixi...

Appendices TECRA S1 Maintenance Manual App-iii Appendix Contents Appendix A Handling the LCD Module .......................................................................... A-1 Appendix B Board Layout ................................................................................................ ...

Appendices App-iv TECRA S1 Maintenance Manual C.23 CN9 MINI PCI Connector (124-Pin) ...................................................................C-17 C.24 CN1004 Docking I/F connecter (240 pin + power) ............................................C-19 C.25 CN12 RTC Battery Connector (2-Pin) ......

Appendices App-vi TECRA S1 Maintenance Manual Figures Figure B-1 Board layout (front) ...........................................................................................B-1 Figure B-2 Board layout (back) ...........................................................................................

Apx. A Handling the LCD Module Appendices TECRA S1 Maintenance Manual A-1 Appendix A Appendix A Handling the LCD Module Precautions for handling the LCD module The LCD module can be easily damaged during assembly or disassembly. Observe the following precautions when handling the LCD module: 1. When...

Appendices Apx. A Handling the LCD Module A-2 TECRA S1 Maintenance Manual 3. If the panel’s surface gets dirty, wipe it with cotton or a soft cloth. If it is still dirty, try breathing on the surface to create a light condensate and wipe it again. If the surface is very dirty, we recommend a CRT cle...

Apx. A Handling the LCD Module Appendices TECRA S1 Maintenance Manual A-3 5. Glass is used in the panel, so be careful not to drop it or let it strike a hard object, which could cause breakage or cracks. 6. CMOS-LSI circuits are used in the module, so guard against damage from electrostatic discharg...

Apx. B Board Layout Appendices TECRA S1 Maintenance Manual B-1 Appendix B Appendix B Board Layout B.1 System Board Front View Figure B-1 Board layout (front) G’ A’ B’ C’ D’ E’ F’ H’ I’ J’ K’ L’ M’ N’

Appendices Apx. B Board Layout B-2 TECRA S1 Maintenance Manual Table B-1 System board ICs and connectors (front) Mark Number Name A’ CN1 Internal Left Speaker Connector B’ CN3 LCD/FL Inverter Connector C’ CN4 Internal Right Speaker Connector D’ CN2 Bluetooth I/F Connector E’ CN5 I/O (USB) I/F Connec...

Apx. C Pin Assignments Appendices TECRA S1 Maintenance Manual C-1 Appendix C Appendix C Pin Assignments System Board C.1 CN1012 Memory Slot A Connector (1) (200-Pin) Table C-1 Memory slot A connector (1) pin assignments (200-PIN) (1/3) Pin No. Signal Name I/O Pin No. Signal Name I/O 1 VREF - 2 VREF ...

Apx. C Pin Assignments Appendices TECRA S1 Maintenance Manual C-17 C.22 CN4 Internal Right Speaker Connector (3-Pin) Table C-22 Internal right speaker connector pin assignments (3-Pin) Pin No. Signal Name I/O Pin No. Signal Name I/O 1 SPK_OUT_R- O 2 SPK_OUT_R+ O 3 DGND - C.23 CN9 MINI PCI Connector ...

Appendices Keyboard Scan/Character Codes D-4 TECRA S1 Maintenance Manual Table D-1 Scan codes (set 1 and set 2) (4/4) Code set 1 Code set 2 Cap No. Keytop Make Break Make Break Note 122 F11 57 D7 78 F0 78 *3 123 F12 58 D8 07 F0 07 *3 124 PrintSc *6 *6 *6 *6 *6 126 Pause *7 *7 *7 *7 *7 202 Fn — — — —...

Keyboard Scan/Character Codes Appendices TECRA S1 Maintenance Manual D-5 Table D-2 Scan codes with left Shift key Code set 1 Code set 2 Cap No. Key top Make Break Make Break 55 / E0 AA E0 35 E0 B5 E0 2A E0 F0 12 E0 4A E0 F0 4A E0 12 75 INS E0 AA E0 52 E0 D2 E0 2A E0 F0 12 E0 70 E0 F0 70 E0 12 76 DEL...

Appendices Keyboard Scan/Character Codes D-6 TECRA S1 Maintenance Manual Table D-3 Scan codes in Numlock mode Code set 1 Code set 2 Cap No. Key top Make Break Make Break 75 INS E0 2A E0 52 E0 D2 E0 AA E0 12 E0 70 E0 F0 70 E0 F0 12 76 DEL E0 2A E0 53 E0 D3 E0 AA E0 12 E0 71 E0 F0 71 E0 F0 12 79 ← E0 ...

Keyboard Scan/Character Codes Appendices TECRA S1 Maintenance Manual D-7 Table D-5 Scan codes in overlay mode Code set 1 Code set 2 Cap No. Keytop Make Break Make Break 08 7 (7) 47 C7 6C F0 6C 09 8 (8) 48 C8 75 F0 75 10 9 (9) 49 C9 7D F0 7D 11 0 (*) 37 B7 7C F0 7C 23 U (4) 4B CB 6B F0 6B 24 I (5) 4C...

Apx E Key Layout Appendices TECRA S1 Maintenance Manual E-1 Apx. E Key Layout Appendix E Key Layout E.1 United States (US) Keyboard Figure E-1 US keyboard Figure E-2 UK keyboard

Apx. F Wiring Diagrams Appendices TECRA S1 Maintenance Manual F-1 Appendix F Appendix F Wiring Diagrams F.1 Parallel Port Wraparound Connector Figure F-1 Parallel port wraparound connector F.2 Serial Port Wraparound Connector Figure F-2 Serial port wraparound connector

Apx. G BIOS Rewrite Procedures Appendices TECRA S1 Maintenance Manual G-1 Appendix G Appendix G BIOS Rewrite Procedures This Appendix explains how to rewrite the system BIOS program when you update the system BIOS. Tools To rewrite the BIOS, you need the following tool: BIOS/EC/KBC rewriting disk fo...

Apx. H EC/KBC Rewrite Procedures Appendices TECRA S1 Maintenance Manual H-1 Appendix H Appendix H EC/KBC Rewrite Procedures This Appendix explains how to rewrite the EC/KBC system program when you update the EC/KBC system. Tools To rewrite the EC/KBC, you need the following tool: BIOS/EC/KBC rewriti...

TECRA S1 Maintenance Manual v Conventions This manual uses the following formats to describe, identify, and highlight terms and operating procedures. Acronyms On the first appearance and whenever necessary for clarification acronyms are enclosed in parentheses following their definition. For example...

vi TECRA S1 Maintenance Manual Table of Contents Chapter 1 Hardware Overview 1.1 Features .................................................................................................................. 1-1 1.2 System Unit Components ...................................................................

TECRA S1 Maintenance Manual vii 3.4 Subtests................................................................................................................. 3-18 3.5 System Test .......................................................................................................... 3-22 3.6 Memor...

viii TECRA S1 Maintenance Manual Chapter 4 Replacement Procedures 4.1 General ................................................................................................................... 4-1 4.2 Cooling Module.......................................................................................

TECRA S1 Maintenance Manual ix Appendices Appendix A Handling the LCD Module ........................................................................... A-1 Appendix B Board Layout ................................................................................................ B-1 Appendix C Pin Ass...

1 Hardware Overview 1-ii TECRA S1 Maintenance Manual

1 Hardware Overview TECRA S1 Maintenance Manual 1-iii Chapter 1 Contents 1.1 Features ...................................................................................................................... 1-1 1.2 System Unit Components ...................................................................

1 Hardware Overview 1-iv TECRA S1 Maintenance Manual Figures Figure 1-1 Front of the computer.......................................................................................... 1-5 Figure 1-2 System unit configuration ..............................................................................

1.1 Features 1 Hardware Overview TECRA S1 Maintenance Manual 1-1 1 1.1 Features The Toshiba TECRA S1 is a lightweight notebook PC based on the Mobile Banias processor, providing high-speed processing capabilities and advanced features. The computer employs a Lithium Ion battery that allows it to be ...

1.1 Features 1 Hardware Overview TECRA S1 Maintenance Manual 1-5 Figures 1-1 and 1-2 show the front of the computer and its system unit configuration, respectively. Figure 1-1 Front of the computer C P U E x p a n s i o nM e m o r y S DC a r d C RT P C C a r dS l o t S p e a k e rL e f t S p e a k e...

1 Hardware Overview 1.2 System Unit Block Diagram 1-6 TECRA S1 Maintenance Manual 1.2 System Unit Components Figure 1-3 is a block diagram of the system unit. P C 2 1 0 0 D R A M 1 3 3 M H z A D M 1 0 3 2( T h e r m a l S e n s o r ) M A X 6 5 0 1 C P U : I n t e l M o b i l eB a n i a s 1 . 4 , 1 ....

1 Hardware Overview 1.3 2.5-inch HDD 1-12 TECRA S1 Maintenance Manual 1.3 2.5-inch HDD The computer contains an extremely low-profile and lightweight, high-performance HDD. The HDD incorporates a 2.5-inch magnetic disk and mini-Winchester type magnetic heads. Storage capacities supported are 30, 40,...

1.4 DVD-ROM Drive 1 Hardware Overview TECRA S1 Maintenance Manual 1-13 1.4 DVD-ROM Drive The DVD-ROM drive accepts 12-cm (4.72-inch) and 8-cm (3.15-inch) discs. The drive provides high-speed data transfer, playing back a DVD at up to 8x speed and reading up to 10,820 Kbytes per second from DVD-ROM a...

1.6 CD-R/RW Drive 1 Hardware Overview TECRA S1 Maintenance Manual 1-15 1.6 CD-R/RW Drive The CD-R/RW drive accepts 12-cm (4.72-inch) and 8-cm (3.15-inch) discs. The specifications of the CD-R/RW drive are listed in Table 1-4. Table 1-4 CD-R/RW drive specifications Item Specifications Data transfer r...

1.8 Power Supply 1 Hardware Overview TECRA S1 Maintenance Manual 1-17 1.8 Power Supply The power supply unit provides many different voltages for the system board and performs the following functions: 1. Power input monitor • Checks whether the DC power supply (AC adapter) is connected to the comput...

1 Hardware Overview 1.9 Batteries 1-18 TECRA S1 Maintenance Manual 1.9 Batteries The computer has the following three types of batteries: Main battery pack Real time clock (RTC) battery Secondary battery pack (Optionally installed in the selectable bay) Table 1-6 lists the specifications of these ba...

1.9 Batteries 1 Hardware Overview TECRA S1 Maintenance Manual 1-19 NOTE: The time required for normal charge depends on the power consumption by the system. Using the fluorescent lamp and frequently accessing the disk consume much power and lengthen the charge time. Any of the following cases stops ...

2 Troubleshooting 2-i TECRA S1 Maintenance Manual 2 Chapter 2 Troubleshooting

2 Troubleshooting 2.2 Basic Flowchat 2-2 TECRA S1 Maintenance Manual 2.2 Basic Flowchart The basic flowchart in Figure 2-1 serves as a guide for identifying a possibly faulty FRU. Before going through the diagnostic flowchart steps, verify the following: Ask the user if a password has been registere...

2.2 Basic Flowchat 2 Troubleshooting TECRA S1 Maintenance Manual 2-5 If the diagnostic program cannot detect an error, the error may be intermittent. Run the continuous test program repeatedly to isolate the problem. Check the log utilities function to confirm which diagnostic test detected the erro...

2 Troubleshooting 2.3 Power Supply 2-6 TECRA S1 Maintenance Manual 2.3 Power Supply The power supply in the computer controls many functions and components. To check if the power supply is defective or malfunctioning, follow the troubleshooting procedures below as instructed. Procedure 1 Power Icon ...

2.3 Power Supply 2 Troubleshooting TECRA S1 Maintenance Manual 2-7 DC IN LED DC IN LED Power supply status On in green DC power being supplied (from the AC adapter) Off Else If the DC IN LED off, follow the steps below: 1. Remove the battery pack and the AC adapter to shut off power supply to the co...

2 Troubleshooting 2.3 Power Supply 2-8 TECRA S1 Maintenance Manual Procedure 2 Connection Check Power is supplied to the system board as illustrated below: A C a d a p t o r S y s t e m b o a r d A C p o w e r c o r d A C a d a p t o r c o r d B a t t e r y p a c k Follow the steps below to check wh...

2.3 Power Supply 2 Troubleshooting TECRA S1 Maintenance Manual 2-9 Procedure 3 Replacement Check The system board, power supply board, or CPU may be faulty. Disassemble the computer according to Chapter 4 and follow the steps below: Check 1 Replace the power supply board with a new one. If the batte...

2 Troubleshooting 2.4 System Board 2-10 TECRA S1 Maintenance Manual 2.4 System Board To check if the system board is defective or malfunctioning, follow the troubleshooting procedures below as instructed. Procedure 1 Message Check Procedure 2 Printer Port LED Check (in Boot Mode) Procedure 3 Printer...

2.4 System Board 2 Troubleshooting TECRA S1 Maintenance Manual 2-11 Procedure 1 Message Check When the power is turned on, the system performs the self-diagnostic Power On Self Test (POST) embedded in the BIOS ROM. The POST tests and initializes each IC on the system board. If an error message appea...

2 Troubleshooting 2.4 System Board 2-12 TECRA S1 Maintenance Manual Procedure 2 Printer Port LED Check (in Boot Mode) The printer port LED displays the POST status and error status by turning lights on and off as an eight-digit binary value obtained in the boot mode after the system unit is switched...

2.4 System Board 2 Troubleshooting TECRA S1 Maintenance Manual 2-13 Follow the steps below to use the printer port LED: 1. Turn on the computer and set the boot mode. 2. Turn off the computer. 3. Plug the printer port LED into the computer's parallel port (printer port). 4. Read the LED status from ...

2 Troubleshooting 2.4 System Board 2-16 TECRA S1 Maintenance Manual Table 2-2 Printer port LED boot mode status (3/3) LED Status (Hexadecimal) Test Item Description 40H DEBUG_CS_CONFIG_PORTS Configure the COMM and LPT ports 41H DEBUG_FLOP_INIT According cmos data to initialize the floppies 42H DEBUG...

2.4 System Board 2 Troubleshooting TECRA S1 Maintenance Manual 2-17 Procedure 3 Printer Port LED Check (in Resume Mode) The printer port LED displays the POST status and error status by turning lights on and off as an eight-digit binary value obtained in the resume or suspend mode after the system u...

2 Troubleshooting 2.4 System Board 2-18 TECRA S1 Maintenance Manual Procedure 4 Test Program Check The maintenance test program contains several programs for diagnosing the system board and CPU. Execute the following test programs using the procedures described in Chapter 3. 1. System test 2. Memory...

2.6 2.5-inch HDD 2 Troubleshooting TECRA S1 Maintenance Manual 2-19 2.5 2.5-inch HDD To check if the 2.5-inch HDD is defective or malfunctioning, follow the troubleshooting procedures below as instructed. Procedure 1 Message Check Procedure 2 Partition Check Procedure 3 Format Check Procedure 4 Test...

2 Troubleshooting 2.6 2.5-inch HDD 2-20 TECRA S1 Maintenance Manual partition on drive C. Then restart the computer.. If the problem persists, go to Procedure 3. Check 3 If drive C is listed as active in the FDISK menu, perform Check 4. If drive C is not listed as active, return to the FDISK menu an...

2.6 2.5-inch HDD 2 Troubleshooting TECRA S1 Maintenance Manual 2-21 If you cannot format the HDD using the test program, go to Procedure 4. Procedure 4 Test Program Check Run the HDD test program stored on the maintenance test program disk for all test items. See Chapter 3 for details on how to use ...

2 Troubleshooting 2.6 2.5-inch HDD 2-22 TECRA S1 Maintenance Manual Procedure 5 Connector Check and Replacement Check The HDD or system board may be faulty. Disassemble the computer following the steps described in Chapter 4 and perform the following checks: Check 1 Make sure the following connector...

2.7 Keyboard 2 Troubleshooting TECRA S1 Maintenance Manual 2-23 2.6 Keyboard To check if the computer’s keyboard is defective or malfunctioning, follow the troubleshooting procedures below as instructed. Procedure 1 External Keyboard Check Procedure 2 Test Program Check Procedure 3 Connector Check a...

2 Troubleshooting 2.7 Keyboard 2-24 TECRA S1 Maintenance Manual Check 3 The System board may be faulty. Replace it with a new one following the instructions in Chapter 4. If the keyboard is still not functioning properly, perform Check 4. Check 4 The memory may be defective. Replace the memory modul...

2.8 Display 2 Troubleshooting TECRA S1 Maintenance Manual 2-25 2.7 Display To check if the computer’s display is defective or malfunctioning, follow the troubleshooting procedures below as instructed. Procedure 1 External Monitor Check Procedure 2 Test Program Check Procedure 3 Connector Check and R...

2 Troubleshooting 2.8 Display 2-26 TECRA S1 Maintenance Manual Check 3 The FL may be faulty. Replace it with a new one and return to Procedure 3. If there is still an error, perform Check 4. Check 4 The FL inverter board may be faulty. Replace it with a new one and return to Procedure 3. If there is...

2.9 DVD-ROM Drive 2 Troubleshooting TECRA S1 Maintenance Manual 2-27 2.8 DVD-ROM Drive To check if the internal DVD-ROM drive is defective or malfunctioning, follow the troubleshooting procedures below as instructed. Procedure 1 DVD-ROM Cleaning Check Procedure 2 Test Program Check Procedure 3 Conne...

2.10 CD-ROM Drive 2 Troubleshooting TECRA S1 Maintenance Manual 2-29 2.9 CD-ROM Drive To check if the internal CD-ROM drive is defective or malfunctioning, follow the troubleshooting procedures below as instructed. Procedure 1 CD-ROM Cleaning Check Procedure 2 Test Program Check Procedure 3 Connecto...

2.12 LAN 2 Troubleshooting TECRA S1 Maintenance Manual 2-31 2.10 LAN To check if the computer’s LAN is defective or malfunctioning, follow the troubleshooting procedures below as instructed. Procedure 1 Test Program Check Procedure 2 Connector Check and Replacement Check Procedure 1 Test Program Che...

2 Troubleshooting 2.14 Cooling Module 2-32 TECRA S1 Maintenance Manual 2.11 Cooling Module To check if the computer’s cooling module is defective or malfunctioning, follow the troubleshooting procedures below as instructed. Procedure 1 Test Program Check Procedure 2 Connector Check and Replacement C...

2.14 Cooling Module 2 Troubleshooting TECRA S1 Maintenance Manual 2-33 Check 5 The CPU may be faulty. Disassemble the computer following the steps described in Chapter 4 and replace the CPU with a new one.

3 Diagnostic Programs ii TECRA S1Maintenance Manual Chapter 3 Contents 3.1 General .......................................................................................................................... 1 3.2 Quick Start ...............................................................................

3 Diagnostic Programs 3.1 General 2 TECRA S1Maintenance Manual A Serial Port Loop back Connector (for serial port test) A CD-ROM Driver (for CD-ROM test) A Microphone An Audio CD (for CD-ROM audio play test) A Data CD (for CD-ROM test) A Test Media CDRW/DVD-CDRW Drive A Rewriteble CDRW (Direct CD Fo...

3.2 Quick Start 3 Diagnostic Programs TECRA S1Maintenance Manual 3 3.2 Quick Start Boot from Service Diagnostic CD, the following screen will be displayed: Please select a test item or select 9 to exit to MS-DOS: 3.2.1 Quick Test When this item selected, system will run the configured test items and...

3 Diagnostic Programs 3.2 Quick Start 4 TECRA S1Maintenance Manual Select ‘Test Mouse’ or press F8 to run the test. The test information would prompt in the screen as below. This test item need user to verify whether the mouse works normally. The test result will be displayed in the following screen...

3.2 Quick Start 3 Diagnostic Programs TECRA S1Maintenance Manual 5 Here is another method to run the test: Highlight a test item by using arrow keys, then press Enter to start. If there are parameters provided, user should set parameters in the parameter dialog window. CPU Speed Test (Step by Step):...

3 Diagnostic Programs 3.2 Quick Start 6 TECRA S1Maintenance Manual 3. Test Result System will automatically run and display the test result as follows: Following is the comparison report of the two testing methods mentioned above: 1) Configuration and Running As to the method used in Mouse test, the...

3.2 Quick Start 3 Diagnostic Programs TECRA S1Maintenance Manual 7 3.2.3 Audio Play Test Check whether the system could playback audio normally. When the test complete, a file named Audio_P.log will be saved in the defined location 3.2.4 Audio Record Test Check whether the system could record the so...

3 Diagnostic Programs 3.2 Quick Start 10 TECRA S1Maintenance Manual User can use function keys listed on the bottom of the screen to display the configuration of the component or exit the current program. On the left column, the components information is listed and user can use arrow keys or PgUp/Pg...

3.2 Quick Start 3 Diagnostic Programs TECRA S1Maintenance Manual 13 Interactive : Display INTER when ‘Interactive’ is enabled; Manual Interrupt Method : Display ‘Esc: Break’ to tell the user how to manually interrupt the test process.

3 Diagnostic Programs 3.3 Option 14 TECRA S1Maintenance Manual 3.3 Options 3.3.1 Overview In Service Diagnostics, with the Options menu user can configure the batch parameters, test item’s parameters and those parameters created by the LOG file. Options Menu Notes: • Select All/None Items Switch bet...

3.3 Option 3 Diagnostic Programs TECRA S1Maintenance Manual 15 Configure batch parameters and all the test item’s parameters. • Load Batch Parameters Upload all the test items and parameters in the *.ini file • Save Batch Parameters Save all parameters and test items configured in the editor to a sp...

3 Diagnostic Programs 3.3 Option 16 TECRA S1Maintenance Manual • Test Order Specify the order of the test items. Choose 'Sequence' to adopt the sequential mode; choose 'Random' to run the test items in random sequence. • Test Options Choose one of the following options: Wait On Error Wait for furthe...

3.3 Option 3 Diagnostic Programs TECRA S1Maintenance Manual 17 LOOPBOUND The chosen test items will run repeatedly according to the times specified in the 'Number of Loops'. TIMEBOUND The chosen test items will run for an extent time specified in 'Time Limit Hrs' and 'Time Limit Min'. • Time Limit H...

3 Diagnostic Programs 3.3 Option 18 TECRA S1Maintenance Manual • Parameters For the test items with specific parameters, this option will call the related configuration screens. Otherwise, the program will show the following dialogue window: Parameters for the specific test items: Some test items (M...

3.3 Option 3 Diagnostic Programs TECRA S1Maintenance Manual 19 3.3.6 LOG Parameters Setting… You can access the Log Parameters screen through Service Diagnostics\Options - Generate Report. • Report Destination With 'NONE' selected, no log file will be generated; With 'FILE' selected, a log file with...

3 Diagnostic Programs 3.3 Option 20 TECRA S1Maintenance Manual With this parameter selected, the start time of the test will be recorded. Log Test End Time With this parameter selected, the end time of the test will be recorded. Log Errors Only With this parameter selected, errors will be recorded o...

3.3 Option 3 Diagnostic Programs TECRA S1Maintenance Manual 21 In this screen, you can specify a Log file and view it with the viewer designated in Specify LOG Viewer. 3.3.9 LOG Viewer Service Diagnostic Log viewer: • ↑ , ↓ Scroll a line backward or forward on the screen. • Page Up, Page Down Scroll...

3 Diagnostic Programs 3.3 Option 22 TECRA S1Maintenance Manual • Esc Exit the Log viewer. • F1 Display the Help information about the Logviewer operations and the functional keys. • Ctrl+Home Go to the start of the log file. • Ctrl+End Go to the end of the log file. • Ctrl+F3 Prompt the search dialo...

3.5 System Test 3 Diagnostic Programs TECRA S1Maintenance Manual 27 3.5 System Test Move arrow keys and press the Space key to select CPU test item from Service Diagnostic menu, then highlight CPU and press the Enter to run this test item. Subtest 01 CPU 1. Basic Functionality Test This test item is...

3 Diagnostic Programs 3.5 System Test 28 TECRA S1Maintenance Manual Expected CPU Speed --Specify the expected CPU Speed value you want for further comparison. 3. Coprocessor NPU Basic Functions Test This test item is to check whether the precision of the numeric processor in the float calculation is...

3.5 System Test 3 Diagnostic Programs TECRA S1Maintenance Manual 29 supply mode. In this test item, the user is requires to operate on the screen prompted. Below is the parameter dialog window of CPU Speedstep test item: Speed Change Comparison —When ‘No’ is chosen, system only reports the CPU speed...

3 Diagnostic Programs 3.5 System Test 30 TECRA S1Maintenance Manual This test item is to check whether the speaker currently used works normally. It requires the user respond to the test instructions. 5. PCI System This test item is to check whether the bus number, device number and function number ...

3 Diagnostic Programs 3.6 Memory Test 32 TECRA S1Maintenance Manual 3.6 Memory Test This test module is to check whether the memory chip works normally. Subtest 01 BIOS ROM This test item is to check the validity of BIOS ROM that includes two sub-items -- ROM Read and ROM Write Protection. ROM Read ...

3.6 Memory Test 3 Diagnostic Programs TECRA S1Maintenance Manual 33 1. Bit Stuck High Test Data pattern: Every bit is ‘1’ (Each bit is high) 2. Bit Stuck Low Test Data pattern: Every bit is ‘0'(Each bit is low); 3. Checker Board Test Data pattern: Lo-byte and hi-byte are composed with 0101(0x5) and ...

3 Diagnostic Programs 3.6 Memory Test 34 TECRA S1Maintenance Manual Extended Memory Start Address and Extended Memory End Address (MB) : Set the range of extended memory that is to be tested. The test coverage will base on the value setting in ‘Percent (%)’ mentioned at below. Percent (%): Choose th...

3.6 Memory Test 3 Diagnostic Programs TECRA S1Maintenance Manual 35 The test item is to check whether the CPU internal cache memory could be accessed correctly. Subtest 09 Random Memory Random Memory test includes the following two test items: Randomize Test and Random Incremental Read/Write Test. T...

3 Diagnostic Programs 3.7 Storage 36 TECRA S1Maintenance Manual 3.7 Storage Subtest 01 HDD This test item runs on IDE hard disks. It checks the functions and performance of IDE hard disk. In order to protect user’s HDD data, the password must be verified when the HDD test is being done. The screen i...

3.7 Storage 3 Diagnostic Programs TECRA S1Maintenance Manual 37 (1) Read & Write –Write data on the disk, then read it out and compare the two value; (2) Read Verify —Read data only; (3) Unprotected Write —Write data on the disk without backup original data. Option —Select sequential test or ran...

3 Diagnostic Programs 3.7 Storage 38 TECRA S1Maintenance Manual Retry --Specify the maximum retrying times whether the operation fails. 4. Controller Check Check the HDD controller’s status, including HDD interrupt and unexpected interrupt. 5. Diagnostic Read/Write This test item is a quick test to ...

3.7 Storage 3 Diagnostic Programs TECRA S1Maintenance Manual 39 3. Audio CD Play This test item is to check whether the audio play normally. It needs an audio CD. Start/End Track Number -- Specify the Track range to be played; Time (1-20) -- Specify the time each track to be played. 4. Data CD Butte...

3 Diagnostic Programs 3.8 Video 40 TECRA S1Maintenance Manual 3.8 Video This test item tests the video by 1. displaying the figures in different graphic mode 2. displaying the property and color of the characters in different text mode. User will judge whether the display is correct to confirm wheth...

3.8 Video 3 Diagnostic Programs TECRA S1Maintenance Manual 41 It would display the below texts of the different attributes in the screen 1. Text in normal attribute; 2. Text in blinking normal attribute; 3. Text in inverse attribute; 4. Text in blinking inverse attribute; 5. Text in hi-intensity att...

3 Diagnostic Programs 3.8 Video 42 TECRA S1Maintenance Manual 4. Text Color This test item is to check whether all 16 colors foreground and all 8 colors background works normally in VGA text mode. The bit4-6 of the attribute byte of a character defines 8 background colors (black, blue, green, cyan, ...

3.8 Video 3 Diagnostic Programs TECRA S1Maintenance Manual 43 Subtest 02 640 * 480 VGA Mode This test item is to check whether 680*480 VGA Text mode works normally. In the test, user is required to respond based on the instruction in the screen. Subtest 03 VESA Video Modes This test item is to check...

3 Diagnostic Programs 3.8 Video 44 TECRA S1Maintenance Manual 2. 800X600 Video Modes Test 3. 1024X768 Video Modes Test 4. 1280 x1024 Video Modes Test 5. 1400 X1050 Video Modes Test 6. 1600 X1200 Video Modes Test Subtest 04 VESA Video Memory This test item is to check whether VESA video memory could ...

3.8 Video 3 Diagnostic Programs TECRA S1Maintenance Manual 45 Subtest 06 AGP Test This test item is to report the system’s Accelerated Graphics Port status and check whether AGP registers works normally. Subtest 07 LCD Panel Test This test item is to check whether there is any fault in its resolutio...

3 Diagnostic Programs 3.8 Video 46 TECRA S1Maintenance Manual Subtest 11 DAC/Palette Address This test item is to check the function of DAC registers and Palette registers. In the test, user is required to respond based on the instruction in the screen. Subtest 12 BitBlt Engine Test This test item i...

3 Diagnostic Programs 3.9 Communication 48 TECRA S1Maintenance Manual 3.9 Communication (COMM) Subtest 01 LPT This test item is to check whether there is open or short circuit issue in the external pins by looping back the external pins, controlling the voltage of each data pin, control pin and stat...

3.9 Communication 3 Diagnostic Programs TECRA S1Maintenance Manual 49 Check whether it supports ECP (Extended Capabilities Port) feature. 5. Printer Check Check whether it could connect to a standard LPT printer and print out the text correctly. Here are some samples of LPT printers. HP DeskJet 200 ...

3.9 Communication 3 Diagnostic Programs TECRA S1Maintenance Manual 51 Stop Bit: Choose the stop bit; Word Size: Choose the bit number in one word; Baud Start/End: Select the start baud rate and end baud rate.All the baud rates between the start and end baud rate would be tested in the test. 4. Exter...

3.9 Communication 3 Diagnostic Programs TECRA S1Maintenance Manual 53 Below is the Master Testing window: Subtest 04 LAN Card This test item is to check whether the module can detect the existence of the network card and display its related information. 1. Device ID Detection Detect the device ID of...

3 Diagnostic Programs 3.10 Peripheral 54 TECRA S1Maintenance Manual 3.10 Peripheral Subtest 01 Keyboard This test item is to check whether the keyboard works normally. 1. Keyboard Map This test item is to check whether each key in the keyboard works normally. It requires user to press the key and ch...

3.10 Peripheral 3 Diagnostic Programs TECRA S1Maintenance Manual 55 1: AC Power LED 2: DC Power LED 3: Battery LED 4: HDD access LED 5: FDD LED 6: CAP/Number/Scroll LED LED 1 2 3 4 5 6 Yellow No Yes Yes No Yes No Green Yes Yes Yes Yes No Yes Subtest 02 Mouse Test Check whether the point devices, suc...

3 Diagnostic Programs 3.11Error Codes and Description 58 TECRA S1Maintenance Manual 3.11 Error Codes and description The format of ‘Error Code’ is ‘ddxxee’, and ‘dd’ is the device ID (1~2 chars), ‘xx’ is test function ID of device (2 chars), ‘ee’ is the error code of device (2 chars); the range of e...

3 Diagnostic Programs 3.11Error Codes and Description 60 TECRA S1Maintenance Manual 07 Update-ended Interrupt Error R/W errors with the RTC refreshing interrupt controller. As above. 08 RTC Alarm Error The PC speaker's sound source ---counter/timer 8253 can not produce corresponding timing signal. A...

3 Diagnostic Programs 3.11Error Codes and Description 62 TECRA S1Maintenance Manual 26 8bits Video Mode Test Error As above. As above. 27 15bits Video Mode Test Error As above. As above. 28 16bits Video Mode Test Error As above. As above. 29 24bits Video Mode Test Error As above. As above. 30 32bits...

3 Diagnostic Programs 3.11Error Codes and Description 64 TECRA S1Maintenance Manual 12 Modem Status Change Interrupt Error The Modem Status Change Interrupt cannot be invoked. As above. 13 FIFO Disable Over Time Error 1) UART version is below 16550 and does not support FIFO. 2) COM PORT FIFO does no...

3.11Error Codes and Description 3 Diagnostic Programs TECRA S1Maintenance Manual 65 04 Data Line Test Fail Data Line Test fails. As above. 05xx Mouse 04 PS2 Mouse Test Fail PS2 Mouse Test fails. Replace the mouse. 05 Dual Point Test Fail Dual Point Test fails. Check the mouse connection and repeat t...

3.12 Quick Test Item List 3 Diagnostic Programs TECRA S1Maintenance Manual 67 3.12 Quick Test Item List Device Test Items Comment CPU Basic Functionality NPU Basic Functions CPU Information Memory BIOS ROM Cache Memory Bit Stuck High Test 10% Bit Stuck Low Test 10% Address Test Board Interval Timer ...

4 Replacement Procedures 4-ii TECRA S1 Maintenance Manual

4 Replacement Procedures TECRA S1 Maintenance Manual 4-iii Chapter 4 Contents 4.1 General ....................................................................................................................... 4-1 Safety Precautions.......................................................................

4.1 General 4 Replacement Procedures TECRA S1 Maintenance Manual 4-1 4 1 4.1 General This chapter explains how to disassemble the computer and replace Field Replaceable Units (FRUs). Some replacement procedures may not require you to remove all the surrounding FRUs to replace only one FRU. The chart...

4 Replacement Procedures 4.1 General 4-2 TECRA S1 Maintenance Manual Safety Precautions Before you begin disassembling, read the following safety precautions carefully. Be sure to follow them while you are working. DANGER: 1. Always use the genuine batteries or replacement batteries authorized by To...

4.1 General 4 Replacement Procedures TECRA S1 Maintenance Manual 4-3 CAUTION: 1. Before replacing a component, make sure that the replacement component meets the required specifications. To avoid computer failures, never use components that do not meet the specifications. 2. To avoid internal damage...

4 Replacement Procedures 4.1 General 4-4 TECRA S1 Maintenance Manual Before You Begin Before you begin disassembling the computer, keep in mind the precautions and advice in this section. Always begin disassembling from removing the AC adapter and battery pack. Remove the optional parts and accessor...

4.1 General 4 Replacement Procedures TECRA S1 Maintenance Manual 4-5 Disassembly Procedures The cable connectors come in these two basic types: Pressure plate connectors Normal pin connectors To remove a pressure plate connector, pull up the tabs on either side of the connector's plastic pressure pl...

4 Replacement Procedures 4.1 General 4-6 TECRA S1 Maintenance Manual Tools and Equipment For the safety of you and other people in the working environment, it is strongly recommended to use electrostatic discharge (ESD) equipment. The proper use of this equipment will ensure successful repair work a...

4.1 General 4 Replacement Procedures TECRA S1 Maintenance Manual 4-7 Colors of Screw Shanks For easy identification of the correct screws, the screw shanks are colored according to their lengths, as follows: Screws of an even-numbered length Brown Screws of an odd-numbered length White Screws of a s...

4 Replacement Procedures 4.1 General 4-8 TECRA S1 Maintenance Manual Removing the Battery Pack Remove the battery pack according to the following procedures and Figures 4-1. CAUTION : When handling the battery packs, use care not to short circuit the terminals. Do not drop, hit, twist, or bend the b...

4.1 General 4 Replacement Procedures TECRA S1 Maintenance Manual 4-9 Installing the Battery Pack Install the battery pack according to the following procedures and Figures 4-1. CAUTION : The battery packs contain a lithium ion battery, which can explode by improper replacement, use, handling, or dis...

4 Replacement Procedures 4.1 General 4-10 TECRA S1 Maintenance Manual Removing the Optional PC Card Remove the optional PC card according to the following procedures and Figure 4-2, after checking that computer is turned off in boot mode. CAUTION : Install or remove the PC card correctly, according ...

4.1 General 4 Replacement Procedures TECRA S1 Maintenance Manual 4-11 Installing the Optional PC Card Install the optional PC card according to the following procedures and Figure 4-2, after checking that the computer is turned off in boot mode. 1. Insert the PC card gently until it stops and is sea...

4 Replacement Procedures 4.1 General 4-12 TECRA S1 Maintenance Manual Removing the Optional Memory Remove the optional memory (module) according to the following procedures and Figures 4-3 and 4-4, after checking that the computer is turned off in boot mode. CAUTION : Remove the optional memory afte...

4.1 General 4 Replacement Procedures TECRA S1 Maintenance Manual 4-13 4. Spread out the two memory lock stoppers so that the memory module can be raised. 5. Pull the memory module up and out at an angle, using care to the connectors. Figure 4-4 Removing the optional memory

4 Replacement Procedures 4.1 General 4-14 TECRA S1 Maintenance Manual Installing the Optional Memory Install the optional memory (module) according to the following procedures and Figures 4-3 and 4-4, after checking that the computer is turned off in boot mode. CAUTION : Install the optional memory ...

4.1 General 4 Replacement Procedures TECRA S1 Maintenance Manual 4-15 Removing the MDC Card Remove the MDC Card (Modem Daughter Card) according to the following procedures and Figures 4-5 and 4-6, after checking that the computer is turned off in boot mode. CAUTION : Remove the MDC card after turnin...

4 Replacement Procedures 4.1 General 4-16 TECRA S1 Maintenance Manual 4. Remove the two M2x4 white bind screws for securing the MDC card. 5. Raise the MDC card and disconnect it from CN1006 on the system board. 6. Disconnect the MDC cable from the connector JP1 on the MDC card. Figure 4-6 Removing t...

4.1 General 4 Replacement Procedures TECRA S1 Maintenance Manual 4-17 Installing the MDC Card Install the MDC card according to the following procedures and Figures 4-5 and 4-6, after checking that the computer is turned off in boot mode. CAUTION : Install the MDC card after turning off the computer...

4 Replacement Procedures 4.2 Cooling Module 4-18 TECRA S1 Maintenance Manual 4.2 Cooling Module CAUTION: When removing the cooling module, keep the following in mind: 1. The cooling module can become very hot during operation. Be sure to let it cool down before starting the repair work. 2. Do not to...

4.2 Cooling Module 4 Replacement Procedures TECRA S1 Maintenance Manual 4-19 Installing the Cooling Module Install the cooling module according to the following procedures and Figures 4-7, 4-8 and . CAUTION: When installing the cooling module, keep the following in mind: 1. Be sure to confirm the co...

4 Replacement Procedures 4.2 Cooling Module 4-20 TECRA S1 Maintenance Manual 1. If silicon greases are already applied to the CPU and fan module, wipe them off with a cloth. By using a special syringe, apply silicon greases to the CPU chip so that the entire CPU chip can be covered with the greases....

4.3 CPU 4 Replacement Procedures TECRA S1 Maintenance Manual 4-21 4.3 CPU CAUTION: When removing the CPU, keep the following in mind: The CPU can become very hot during operation. Be sure to let it cool down before starting repair work. Removing the CPU Remove the CPU according to the following proc...

4 Replacement Procedures 4.3 CPU 4-22 TECRA S1 Maintenance Manual Installing the CPU Install the CPU according to the following procedures and Figures 4-10 and 4-11. 1. Check that the triangle on the cam is in the unlocking position. 2. Attach the CPU to the correct position in the CPU socket. Align...

4.3 CPU 4 Replacement Procedures TECRA S1 Maintenance Manual 4-23 3. Secure the CPU by rotating the cam 180 degrees to the right with a flat-blade screwdriver. Figure 4-11 Securing the CPU

4 Replacement Procedures 4.4 HDD 4-24 TECRA S1 Maintenance Manual 4.4 HDD Removing the HDD CAUTION : Do not press the top or bottom of the drive. Applying such pressure can corrupt the data in the drive or damage the drive. Remove the HDD (hard disk drive) according to the following procedures and F...

4.4 HDD 4 Replacement Procedures TECRA S1 Maintenance Manual 4-25 3. Remove the HDD pack by pulling the HDD cover attached to the HDD pack. NOTE: Do not disassemble the HDD pack when it is working normally. Disassemble or replace the HDD pack only if it failed. 4. Place the HDD pack on a flat surfac...

4 Replacement Procedures 4.4 HDD 4-26 TECRA S1 Maintenance Manual Installing the HDD Install the HDD according to the following procedures and Figures 4-12 and 4-13. CAUTION : To avoid damage, always hold the HDD only by its sides. 1. Attach the HDD chassis and connector to the HDD pack. 2. Secure t...

4.5 Selectable Bay Module 4 Replacement Procedures TECRA S1 Maintenance Manual 4-27 4.5 Selectable Bay Modules Removing the Selectable Bay Module NOTE: The installation and removal procedures are the same for all the modules that can be installed in the selectable bays. See the appropriate sections ...

4 Replacement Procedures 4.5 Selectable Bay Module 4-28 TECRA S1 Maintenance Manual Installing the Selectable Bay Module Install the selectable bay module according to the following procedures and Figure 4-14. 1. Place the selectable bay module in the correct position and slide it in. 2. Push it unt...

4.5 Selectable Bay Module 4 Replacement Procedures TECRA S1 Maintenance Manual 4-29 Disassembling the DVD-ROM Drive NOTE: Do not disassemble the DVD-ROM drive when it is working normally. Disassemble or replace the DVD-ROM drive only if it failed. Disassemble the DVD-ROM drive according to the follo...

4 Replacement Procedures 4.5 Selectable Bay Module 4-30 TECRA S1 Maintenance Manual Figure 4-16 Removing the frame from the DVD-ROM drive Assembling the DVD-ROM Drive Assemble the DVD-ROM drive according to the following procedures and Figures 4-15 and 4-16. 1. Attach the frame to the DVD-ROM drive ...

4.6 Touch Pad 4 Replacement Procedures TECRA S1 Maintenance Manual 4-31 4 1 4.6 Touch Pad Removing the Touch Pad Remove the touch pad according to the following procedures and Figures 4-17 and 4-18. 1. Remove the touch pad by pushing it in the direction of the arrow from battery pack position. 2. Re...

4 Replacement Procedures 4.6 Touch Pad 4-32 TECRA S1 Maintenance Manual Figure 4-18 Removing the touch pad Installing the Touch Pad Install the touch pad according to the following procedures and figure 4-17and 4-18. 1. Connect the touch pad cable to the connector CN8. 2. Fasten the touch pad 5 bott...

4.6 Touch Pad 4 Replacement Procedures TECRA S1 Maintenance Manual 4-33 Disassembling the Touch Pad NOTE: Do not disassemble the touch pad when it is working normally. Disassemble or replace the touch pad only if it failed. Disassemble the touch pad according to the following procedures and figure 4...

4 Replacement Procedures 4.6 Touch Pad 4-34 TECRA S1 Maintenance Manual Assembling the Touch Pad Assemble the touch pad according to the following procedures and Figures 4-19 and 4-20. 1. Place the touch pad in the correct position and fasten the following 2 latches. 2. Place the touch pad holder in...

4.7 RTC Battery 4 Replacement Procedures TECRA S1 Maintenance Manual 4-35 4.7 RTC Batteries WARNING: To replace RTC (real-time clock) batteries, always use genuine batteries or replacement batteries authorized by Toshiba. Using batteries other than those can cause battery explosions or other damage....

4 Replacement Procedures 4.7 RTC Battery 4-36 TECRA S1 Maintenance Manual Removing the RTC Battery Remove the RTC battery according to the following procedures and Figure 4-21. 1. Disconnect the RTC battery cable from the RTC battery connector on the system board. 2. Take the RTC battery out of the ...

4.8 Wireless LAN Card 4 Replacement Procedures TECRA S1 Maintenance Manual 4-37 4.8 Wireless LAN Card Removing the Wireless LAN Card Remove the wireless LAN card according to the following procedures and Figures 4-22. CAUTION : Do not touch the connectors on the wireless LAN card and in the computer...

4 Replacement Procedures 4.8 Wireless LAN Card 4-38 TECRA S1 Maintenance Manual Installing the Wireless LAN Card Install the wireless LAN card according to the following procedures and Figures 4-22. 1. Insert the wireless LAN card into the connector at angle of 45 degrees. 2. Tilt the wireless LAN c...

4.9 Keyboard 4 Replacement Procedures TECRA S1 Maintenance Manual 4-39 4.9 Keyboard Removing the Keyboard Remove the keyboard according to the following procedures and Figures 4-23, 4-24, and 4-25. CAUTION : To avoid fingernail damage, do not pull out the switch cover by clamping it with your finger...

4 Replacement Procedures 4.9 Keyboard 4-40 TECRA S1 Maintenance Manual Figure 4-24 Removing the switch cover and screws 5. Remove two M2.5x3 black bind screws. 6. Move the keyboard in the direction of the arrow until the keyboard connector appears. 7. Disconnect the keyboard cable from CN7 on the sy...

4.9 Keyboard 4 Replacement Procedures TECRA S1 Maintenance Manual 4-41 Installing the Keyboard Install the keyboard according to the following procedures and Figures 4-23, 4-24, and 4-25. 1. Connect the keyboard cable to CN7 on the system board. 2. Align the latches on the rear of the keyboard with ...

4 Replacement Procedures 4.10 Speakers 4-42 TECRA S1 Maintenance Manual 4.10 Speakers Removing the Speakers Remove the speakers according to the following procedures and Figure 4-26 and 4-27. 1. Turn the computer upside down, and remove the four M2.5x6 black bind screws. 2. Restore the normal comput...

4.10 Speakers 4 Replacement Procedures TECRA S1 Maintenance Manual 4-43 Left speaker Right speaker Speaker cable Speaker cable M2.5x3.5 black flat-head screw Speaker connecter Figure 4-27 Removing the speakers Installing the Speakers Install the speakers according to the following procedures and Fig...

4 Replacement Procedures 4.11 Bluetooth 4-44 TECRA S1 Maintenance Manual 4.11 Bluetooth Card Removing the Bluetooth Card Remove the Bluetooth card according to the following procedures and Figures 4-28. 1. Remove one M2x3 white flat-head screw. 2. Disconnect the antenna cable with the tweezers. CAUT...

4.11 Bluetooth Card 4 Replacement Procedures TECRA S1 Maintenance Manual 4-45 Installing the Bluetooth Card Install the Bluetooth card according to the following procedures and Figures 4-28. 1. Connect the SUMI-cards to CN2 on the system board. 2. Place the Bluetooth card in the correct position. 3....

4 Replacement Procedures 4.12 Top Cover with the Display Assembly 4-46 TECRA S1 Maintenance Manual 4.12 Top Cover with Display Assembly Removing the Top Cover with the Display Assembly Remove the display assembly with the top cover according to the following procedures and Figures 4-29, 4-30, 4-31 a...

4.12 Top Cover with the Display Assembly 4 Replacement Procedures TECRA S1 Maintenance Manual 4-47 Figure 4-30 Removing the display assembly 5. Turn the computer upside down, and remove the following 12 screws: - Seven M2.5x4 black bind screws - Five M2.5x3.5 black flat-head screw Figure 4-31 Removi...

4 Replacement Procedures 4.12 Top Cover with the Display Assembly 4-48 TECRA S1 Maintenance Manual C N 1 3 L a t c h L a t c h To p c o v e r M 2 . 5 x 3 . 5 b l a c k f l a t - h e a d s c r e w C N 5 0 0 5 M I Cc a b l e S p e a k e r e x t e n d e d c a b l e Figure 4-32 Removing the top cover 6....

4.12 Top Cover with the Display Assembly 4 Replacement Procedures TECRA S1 Maintenance Manual 4-49 Installing the Top cover with the Display Assembly Install the top cover with the display assembly according to the following procedures and Figures 4-29,4-30,4-31 and 4-32. 1. Place the top cover, adj...

4 Replacement Procedures 4.13 I/O Board 4-50 TECRA S1 Maintenance Manual 4.13 I/O Board Removing the I/O Board Remove the I/O board according to the following procedures and Figure 4-33. 1. Disconnect the SUMI-card (flat cable) from CN5 on the system board. 2. Remove the M2.5x4 black flat-head screw...

4.14 System Board 4 Replacement Procedures TECRA S1 Maintenance Manual 4-51 4.14 System Board Removing the System Board Remove the system board according to the following procedures and Figures 4-34. 1. Remove the one M2.5x3.5 black flat-head screws for securing the system board. 2. Remove the lever...

4 Replacement Procedures 4.14 System Board 4-52 TECRA S1 Maintenance Manual Installing the System Board CAUTION: When installing the system board, be sure to seat the board in the correct position. Misseated system boards can cause device damage when the computer is reassembled. Install the system b...

4.15 Display Mask 4 Replacement Procedures TECRA S1 Maintenance Manual 4-53 4.15 Display Mask Removing the Display Mask Remove the display mask according to the following procedures and Figure 4-35. 1. Remove the following 2 bumps and 6 seals on the display module in that order: - Two black seals on...

4 Replacement Procedures 4.15 Display Mask 4-54 TECRA S1 Maintenance Manual Installing the Display Mask Install the display mask according to the following procedures and Figure 4-35. 1. Place the display mask in the correct position and fasten the following 18 latches, in that order: - Four top lat...

4.16 FL Inverter Board 4 Replacement Procedures TECRA S1 Maintenance Manual 4-55 4.16 FL Inverter Board Removing the FL Inverter Board Remove the FL inverter board according to the following procedures and Figures 4-36 and 4-37. 1. Remove the M2x3 white bind screw. Figure 4-36 Removing the FL invert...

4 Replacement Procedures 4.16 FL Inverter Board 4-56 TECRA S1 Maintenance Manual 3. Disconnect the HV cable from CN2 and remove the FL inverter board. Figure 4-37 Disconnecting the cables Installing the FL Inverter Board Install the FL inverter board according to the following procedures and Figures...

4.17 LCD Module 4 Replacement Procedure s TECRA S1 Maintenance Manual 4-57 4.17 LCD Modules NOTE: ICs are fragile. Use extreme care not to apply pressure to the ICs along the edges of the LCD module. NOTE: Dispose of used LCD panels (fluorescent (FL) tubes) as required by local ordinances or regulat...

4.17 LCD Module 4 Replacement Procedure s TECRA S1 Maintenance Manual 4-59 Installing the 15.0-inch LCD Module Install the 15.0-inch LCD module according to the following procedures and Figures 4-39, 4-40 and 4-41. 1. Turn the LCD upside down. 2. Connect the LCD/FL cable to the LCD module. 3. Return...

4 Replacement Procedures 4.17 LCD Module 4-60 TECRA S1 Maintenance Manual Removing the 14.1-inch LCD Module Remove the 15.0-inch LCD module according to the following procedures and Figures 4-41, 4-42 and 4-43. 1. Remove the two M2.5x3.5 black flat-head screws and two M2x5 white bind screws for fixi...

Appendices TECRA S1 Maintenance Manual App-iii Appendix Contents Appendix A Handling the LCD Module .......................................................................... A-1 Appendix B Board Layout ................................................................................................ ...

Appendices App-iv TECRA S1 Maintenance Manual C.23 CN9 MINI PCI Connector (124-Pin) ...................................................................C-17 C.24 CN1004 Docking I/F connecter (240 pin + power) ............................................C-19 C.25 CN12 RTC Battery Connector (2-Pin) ......

Appendices App-vi TECRA S1 Maintenance Manual Figures Figure B-1 Board layout (front) ...........................................................................................B-1 Figure B-2 Board layout (back) ...........................................................................................

Apx. A Handling the LCD Module Appendices TECRA S1 Maintenance Manual A-1 Appendix A Appendix A Handling the LCD Module Precautions for handling the LCD module The LCD module can be easily damaged during assembly or disassembly. Observe the following precautions when handling the LCD module: 1. When...

Appendices Apx. A Handling the LCD Module A-2 TECRA S1 Maintenance Manual 3. If the panel’s surface gets dirty, wipe it with cotton or a soft cloth. If it is still dirty, try breathing on the surface to create a light condensate and wipe it again. If the surface is very dirty, we recommend a CRT cle...

Apx. A Handling the LCD Module Appendices TECRA S1 Maintenance Manual A-3 5. Glass is used in the panel, so be careful not to drop it or let it strike a hard object, which could cause breakage or cracks. 6. CMOS-LSI circuits are used in the module, so guard against damage from electrostatic discharg...

Apx. B Board Layout Appendices TECRA S1 Maintenance Manual B-1 Appendix B Appendix B Board Layout B.1 System Board Front View Figure B-1 Board layout (front) G’ A’ B’ C’ D’ E’ F’ H’ I’ J’ K’ L’ M’ N’

Appendices Apx. B Board Layout B-2 TECRA S1 Maintenance Manual Table B-1 System board ICs and connectors (front) Mark Number Name A’ CN1 Internal Left Speaker Connector B’ CN3 LCD/FL Inverter Connector C’ CN4 Internal Right Speaker Connector D’ CN2 Bluetooth I/F Connector E’ CN5 I/O (USB) I/F Connec...

Apx. C Pin Assignments Appendices TECRA S1 Maintenance Manual C-1 Appendix C Appendix C Pin Assignments System Board C.1 CN1012 Memory Slot A Connector (1) (200-Pin) Table C-1 Memory slot A connector (1) pin assignments (200-PIN) (1/3) Pin No. Signal Name I/O Pin No. Signal Name I/O 1 VREF - 2 VREF ...

Apx. C Pin Assignments Appendices TECRA S1 Maintenance Manual C-17 C.22 CN4 Internal Right Speaker Connector (3-Pin) Table C-22 Internal right speaker connector pin assignments (3-Pin) Pin No. Signal Name I/O Pin No. Signal Name I/O 1 SPK_OUT_R- O 2 SPK_OUT_R+ O 3 DGND - C.23 CN9 MINI PCI Connector ...

Appendices Keyboard Scan/Character Codes D-4 TECRA S1 Maintenance Manual Table D-1 Scan codes (set 1 and set 2) (4/4) Code set 1 Code set 2 Cap No. Keytop Make Break Make Break Note 122 F11 57 D7 78 F0 78 *3 123 F12 58 D8 07 F0 07 *3 124 PrintSc *6 *6 *6 *6 *6 126 Pause *7 *7 *7 *7 *7 202 Fn — — — —...

Keyboard Scan/Character Codes Appendices TECRA S1 Maintenance Manual D-5 Table D-2 Scan codes with left Shift key Code set 1 Code set 2 Cap No. Key top Make Break Make Break 55 / E0 AA E0 35 E0 B5 E0 2A E0 F0 12 E0 4A E0 F0 4A E0 12 75 INS E0 AA E0 52 E0 D2 E0 2A E0 F0 12 E0 70 E0 F0 70 E0 12 76 DEL...

Appendices Keyboard Scan/Character Codes D-6 TECRA S1 Maintenance Manual Table D-3 Scan codes in Numlock mode Code set 1 Code set 2 Cap No. Key top Make Break Make Break 75 INS E0 2A E0 52 E0 D2 E0 AA E0 12 E0 70 E0 F0 70 E0 F0 12 76 DEL E0 2A E0 53 E0 D3 E0 AA E0 12 E0 71 E0 F0 71 E0 F0 12 79 ← E0 ...

Keyboard Scan/Character Codes Appendices TECRA S1 Maintenance Manual D-7 Table D-5 Scan codes in overlay mode Code set 1 Code set 2 Cap No. Keytop Make Break Make Break 08 7 (7) 47 C7 6C F0 6C 09 8 (8) 48 C8 75 F0 75 10 9 (9) 49 C9 7D F0 7D 11 0 (*) 37 B7 7C F0 7C 23 U (4) 4B CB 6B F0 6B 24 I (5) 4C...

Apx E Key Layout Appendices TECRA S1 Maintenance Manual E-1 Apx. E Key Layout Appendix E Key Layout E.1 United States (US) Keyboard Figure E-1 US keyboard Figure E-2 UK keyboard

Apx. F Wiring Diagrams Appendices TECRA S1 Maintenance Manual F-1 Appendix F Appendix F Wiring Diagrams F.1 Parallel Port Wraparound Connector Figure F-1 Parallel port wraparound connector F.2 Serial Port Wraparound Connector Figure F-2 Serial port wraparound connector

Apx. G BIOS Rewrite Procedures Appendices TECRA S1 Maintenance Manual G-1 Appendix G Appendix G BIOS Rewrite Procedures This Appendix explains how to rewrite the system BIOS program when you update the system BIOS. Tools To rewrite the BIOS, you need the following tool: BIOS/EC/KBC rewriting disk fo...

Apx. H EC/KBC Rewrite Procedures Appendices TECRA S1 Maintenance Manual H-1 Appendix H Appendix H EC/KBC Rewrite Procedures This Appendix explains how to rewrite the EC/KBC system program when you update the EC/KBC system. Tools To rewrite the EC/KBC, you need the following tool: BIOS/EC/KBC rewriti...