Toshiba Tecra A3/S2 - Manuals

vi Tecra A3/S2 Maintenance Manual Table of Contents Chapter 1 Hardware Overview 1.1 Features ............................................................................................................................1-1 1.2 System Unit ..................................................................

Tecra A3/S2 Maintenance Manual vii Chapter 3 Tests and Diagnostics 3.1 The Diagnostic Test ........................................................... Error! Bookmark not defined. 3.2 Executing the Diagnostic Test ........................................... Error! Bookmark not defined. 3.3 Config Ch...

viii Tecra A3/S2 Maintenance Manual Chapter 4 Replacement Procedures 4.1 General .............................................................................................................................4-1 4.2 Battery .................................................................................

Tecra A3/S2 Maintenance Manual ix Appendices Appendix A Handling the LCD Module ................................................................................. A-1 Appendix B Board Layout ...................................................................................................... B-1 App...

1 Hardware Overview 1-ii Tecra A3/S2 Series Maintenance Manual

1 Hardware Overview Tecra A3/S2 Series Maintenance Manual 1-iii Chapter 1 Contents 1.1 Features ...................................................................................................................... 1-5 1.2 System Unit.....................................................................

1.2 System Unit 1 Hardware Overview Tecra A3/S2 Series Maintenance Manual 1-9 ‰ TV-out port Plug a 4-pins S-video cable into this connector for output of NTSC or PAL TV standard, supporting Macrovision copy protection. ‰ LAN port The computer comes with an RJ-45 Local Area Network (LAN) port. The LA...

1 Hardware Overview 1.2 System Unit 1-10 Tecra A3/S2 Series Maintenance Manual 1.2 System Unit The system unit is composed of the following major components: ‰ Processor • Intel Celeron M CPU up to 1.5GHz 0.09u, 1M L2, FSB 400MHz • Intel Pentium M CPU up to 2.13GHz 0.09u, 2M L2, FSB 533MHz • Micro F...

1 Hardware Overview 1.2 System Unit 1-12 Tecra A3/S2 Series Maintenance Manual • HRTF 3D positional audio. • 3D Stereo Enhancement. TI PCI7411 Card Bus Host Adapter • 3.3V operation with 5V Tolerance • The PCI7411 controller is availble in the 288-terminal MicroStar BGA package(GHK). • Compliant wit...

1.4 Removable Drives 1 Hardware Overview Tecra A3/S2 Series Maintenance Manual 1-15 1.4 Optical Devices module The module compartments can accommodate the following removable modules: • DVD-ROM drive • CD-RW/DVD-ROM drive • DVD±R/±RW drive • DVD Super Multi drive • CD-ROM driver 1.4.1 DVD-ROM Drive ...

1 Hardware Overview 1.4 Removable Drives 1-16 Tecra A3/S2 Series Maintenance Manual Supported formats CD: CD-Audio CD-ROM (mode 1 and mode 2) CD-ROM XA (mode 2, form 1 and form 2) CD-I Bridge CD-I (mode 2, form 1 and form 2) CD-TEXT Video CD CD-RW Photo CD CD-R 1.4.3 CD-RW/DVD-ROM Drive The CD-RW/DV...

1.5 Power Supply 1 Hardware Overview Tecra A3/S2 Series Maintenance Manual 1-17 1.4.4 DVD±R/±RW Drive The DVD±R/±RW drive (Pioneer DVR-K15) is capable of driving either 12cm (4.72-inch) or 8cm (3.15-inch) DVDs and CDs without using an adaptor. Read speeds DVD-ROM Maximum 8 times faster rotational sp...

1.5 Power Supply 1 Hardware Overview Tecra A3/S2 Series Maintenance Manual 1-19 1.5 Power Supply The power supply supplies seven different voltages to the system board and performs the following functions: 1. A/D conversion The EC uses 8-bit sampling for A/D conversion to determine the following val...

1.6 Batteries 1 Hardware Overview Tecra A3/S2 Series Maintenance Manual 1-21 1.6 Batteries The computer has two types of battery: ‰ Main battery pack (18650 size) ‰ RTC battery The removable main battery pack is the computer’s main power source when the AC adaptor is not attached. The battery specif...

1 Hardware Overview 1.6 Batteries 1-22 Tecra A3/S2 Series Maintenance Manual NOTES 1. The time required for normal charge is affected by the amount of power the system is consuming. Use of the fluorescent lamp and frequent disk access diverts power and lengthens the charge time. 2. Using quick charg...

2 Troubleshooting Procedures 2-ii Tecra A3/S2 Series Maintenance Manual

2 Troubleshooting Procedures Tecra A3/S2 Series Maintenance Manual 2-iii Chapter 2 Contents 2.1 Troubleshooting Introduction .................................................................................... 2-1 2.2 Troubleshooting Flowchart ...........................................................

2 Troubleshooting Procedures 2-iv Tecra A3/S2 Series Maintenance Manual Figures Figure 2-1 Troubleshooting flowchart (1/2) .................................................................... 2-3 Figure 2-1 Troubleshooting flowchart (2/2) ................................................................

2.1 Troubleshooting Introduction 2 Troubleshooting Procedures Tecra A3/S2 Series Maintenance Manual 2-1 2.1 Troubleshooting Introduction Chapter 2 describes how to determine if a Field Replaceable Unit (FRU) in the computer is causing the computer to malfunction. The FRUs covered are: 1. Display 6. ...

2 Troubleshooting Procedures 2.3 Power Supply Troubleshooting 2-2 Tecra A3/S2 Series Maintenance Manual 2.2 Troubleshooting Flowchart If you know the location of the malfunction, turn directly to the appropriate section of this chapter. If the problem is unspecified, use the flowchart in Figure 2-1 ...

2 Troubleshooting Procedures 2.3 Power Supply Troubleshooting 2-6 Tecra A3/S2 Series Maintenance Manual Other problems that are not covered by the diagnostics program may be discovered by a user. 1. If an error is detected when using an external USB device, perform the External USB Devices Troublesh...

2.3 Power Supply Troubleshooting 2 Troubleshooting Procedures 2.3 Power Supply Troubleshooting S T A R T A r e th e D C - I N a n d B a tt e r y L E D s li t? C a n y o u t u r n t h e c o m p u t e r o n ? A r e th e in t e r n a l p o w e r c o n n e c ti o n s s e c u r e ? E N D C h e c k P o w ...

2 Troubleshooting Procedures 2.3 Power Supply Troubleshooting The power supply controls many functions and components. To determine if the power supply is functioning properly, start with Procedure 1 and continue with the other Procedures as instructed. The flowchart in Figure 2-2 gives a summary of...

2.3 Power Supply Troubleshooting 2 Troubleshooting Procedures Tecra A3/S2 Series Maintenance Manual 2-9 Table 2-2 DC-IN LED AC-IN LED Power supply status Solid on AC power exists (LED is solid green). Off No AC power exists. To check the power supply status, install a battery pack and connect an AC ...

2 Troubleshooting Procedures 2.3 Power Supply Troubleshooting Procedure 3 Power supply connection check The power supply wiring diagram is shown below: AC adaptor System board Battery AC adaptor cord AC power cord Any of the connectors may be disconnected. Perform Check 1. Check 1 Disconnect the AC ...

2.3 Power Supply Troubleshooting 2 Troubleshooting Procedures Tecra A3/S2 Series Maintenance Manual 2-11 Procedure 4 Diagnostic check The power supply may not charge the battery pack. Perform the following procedures: 1. Reinstall the battery pack. 2. Attach the AC adaptor and turn on the power. If ...

2 Troubleshooting Procedures 2.4 Display Troubleshooting 2.4 Display Troubleshooting P e r f o r m e x t e r n a l d i s p l a y c h e c k ( P r o c e d u r e 1 ) S T A R T D o e s t h e e x t e r n a l d i s p l a y f u n c t i o n o k ? P e r f o r m d i a g n o s t i c c h e c k ( P r o c e d u r...

2.4 Display Troubleshooting 2 Troubleshooting Procedures Tecra A3/S2 Series Maintenance Manual 2-13 This section describes how to determine if the computer’s display is functioning properly. The process is outlined in Figure 2-3. Start with Procedure 1 and continue with the other procedures as instr...

2 Troubleshooting Procedures 2.4 Display Troubleshooting 2-14 Tecra A3/S2 Series Maintenance Manual Procedure 3 Connector and replacement check The FL inverter board, LCD module, and system board are connected to the display circuits. Any of these components may be damaged. Refer to Chapter 4, Repla...

2.5 Keyboard Troubleshooting 2 Troubleshooting Procedures 2.5 Keyboard Troubleshooting P e r f o r m e x t e r n a l k e y b o a r d c h e c k ( P r o c e d u r e 1 ) S T A R T D o e s t h e e x t e r n a l k e y b o a r d f u n c t i o n o k ? P e r f o r m d i a g n o s t i c c h e c k ( P r o c e...

2.6 External USB Devices Troubleshooting 2 Troubleshooting Procedures 2.6 External USB Devices Troubleshooting R e p l a c e s y s t e m b o a r d ( P r o c e d u r e 2 ) E N D O r i g i n a l U S B d e v i c e i s f a u l t y P e r f o r m e x t e r n a l d e v i c e a n d c o n n e c t i o n c h e...

2.7 TV-Out Failure Troubleshooting 2 Troubleshooting Procedures 2.7 TV-Out Failure Troubleshooting P e r f o r m T V c o n n e c t i o n c h e c k ( P r o c e d u r e 1 ) S T A R T D o e s r e p l a c e m e n t T V c a b l e f u n c t i o n p r o p e r l y ? P e r f o r m T V s e t c h e c k ( P r o...

2.8 Printer Port Troubleshooting 2 Troubleshooting Procedures 2.8 Printer Port Troubleshooting START Perform diagnostic check (Procedure 1) Does the print port function ok? Perform print port loopback check (Procedure 2) Print port is not faulty continue troubleshooting refer to Figure 2.1 Was a pri...

2.9 Touch Pad Troubleshooting 2 Troubleshooting Procedures 2.9 TouchPad Troubleshooting START END TouchPad connection check (Procedure 1) TouchPad replacement check (Procedure 2) Replace system board Figure 2-8 TouchPad troubleshooting process Tecra A3/S2 Series Maintenance Manual 2-23

2 Troubleshooting Procedures 2.9 TouchPad Troubleshooting 2-24 Tecra A3/S2 Series Maintenance Manual To determine if the computer’s built-in TouchPad is functioning properly, perform the following procedures. Figure 2-9 outlines the process. Start with Procedure 1 and continue as instructed. Procedu...

2.9 Touch Pad Troubleshooting 2 Troubleshooting Procedures 2.10 Speaker Troubleshooting START Do all sources have same problem? END Perform earphone test (Procedure 2) Do earphones function correctly? Perform connection check (Procedure 3) Perform replacement check (Procedure 4) Perform audio source...

2 Troubleshooting Procedures 2.9 TouchPad Troubleshooting 2-26 Tecra A3/S2 Series Maintenance Manual To determine if the computer’s built-in speakers are functioning properly, perform the following procedures. Figure 2-10 outlines the process. First adjust the speaker volume to an appropriate level....

2.9 Touch Pad Troubleshooting 2 Troubleshooting Procedures 2.11 Modem Troubleshooting START Computer unable to detect telephone signal? END Perform connection check (Procedure 2) Perform replacement check (Procedure 3) Perform telephone line connection check (Procedure 1) Check / replace telephone l...

2.9 Touch Pad Troubleshooting 2 Troubleshooting Procedures 2.12 PCMCIA Troubleshooting START Do errors occur during SYCARD test? Perform PCMCIA socket replacement check (Procedure 2) Replace system board END PCMCIA unit is not faulty. Perform SYCARD test (Procedure 1) No Yes Figure 2-12 PCMCIA troub...

2 Troubleshooting Procedures 2.9 TouchPad Troubleshooting 2-30 Tecra A3/S2 Series Maintenance Manual This section describes how to determine if the PCMCIA card player is functioning properly. The process is summarized in Figure 2-13. Perform the steps below starting with Procedure 1 and continuing w...

2.9 Touch Pad Troubleshooting 2 Troubleshooting Procedures Tecra A3/S2 Series Maintenance Manual 2-33 Check 4 The system board may be damaged. Replace it with a new one following the instructions in Chapter 4.

2 Troubleshooting Procedures 2.10 Speaker Troubleshooting 2.14 Wireless LAN Troubleshooting START Perform diagnostic test (Procedure 1) Was a wireless LAN problem delected? Perform connector and replacement check (Procedure 2) Replace wireless LAN antenna/unit Replace system board END Yes Wireless L...

3. Tests and Diagnostics 3-ii Tecra A3/S2 Series Maintenance Manual

Test and Diagnostic Operation Satellite A80 Series Maintenance Manual 3-iii Contents 3.1 The Diagnostic Test ......................................................................................................... 3-1 3.2 Executing the Diagnostic Test ..................................................

3.1 The Diagnostic Test 3. Tests and Diagnostics Tecra A3/S2 Series Maintenance Manual 3-1 3.1 The Diagnostic Test This chapter explains how to use the Test & Diagnostic program to test the functions of the computer’s hardware modules. The Test & Diagnostic Program is stored on the T&D d...

3. Tests and Diagnostics 3.2 Executing the Diagnostic Test 3-2 Tecra A3/S2 Series Maintenance Manual 3.2 Executing the Diagnostic Test Toshiba MS-DOS is required to run the DIAGNOSTICS PROGRAM. To start the DIAGNOSTIC PROGRAM, follow these steps: 1. Insert the diagnostics diskette #1 in the floppy d...

3. Tests and Diagnostics 3.3 Config Check Test 3.3 Config Check Test The config check test checks unit configuration. It includes: Š CPU type Š System memory size Š ODD type Š HDD type & capacity Š BIOS version This test needs input unit Part Number by manual to make comparison with known SKU da...

3. Tests and Diagnostics 3.5 PIO Loopback Test 3.5 PIO Loopback Test The PIO loopback test will check below items through PIO loopback connector. Š External Interrupt Š External Loopback - including Pattern test, Data Pin test, Control register test & Control pin/ Status pin test. NOTE: Remember...

3. Tests and Diagnostics 3.7 Speaker Audio Test 3.6 Speaker Audio Test The speaker audio test allows the user to aurally confirm the speaker functions. And check both speakers if they are OK within 3 times “Beep” sound generated. NOTE: Remember to tune up the volume as “Maximum” before this test sta...

3. Tests and Diagnostics 3.9 Main Battery Change Test 3.8 Main Battery Charge Test NOTE: The AC adaptor (120W/90W, 19V) should be connected to successfully run this test. This test shows and measures the main battery: Š Battery type (Ni-MH / Lion) Š Manufacturer (Sony / Sanyo) Š Remain charge capaci...

3.10 FDD Test 3. Tests and Diagnostics 3.9 FDD Test NOTE: Before running the FDD test, prepare a formatted work diskette (1.44 MB). Remove the diagnostics diskette and insert the work diskette into the FDD. The contents of the floppy diskette maybe erased. The Floppy Disk Test includes three subtest...

3. Tests and Diagnostics 3.12 Keyboard Test Pressing a key also reveals that key’s scan codes in the upper right hand corner of the screen. When the key is depressed, its make code is displayed. When the key is released, the break code is shown. 3-16 Tecra A3/S2 Series Maintenance Manual

3.14 LCD Pixels Mode Test 3. Tests and Diagnostics 3.13 LCD Pixels Mode Test This LCD pixels mode test checks whether video display is fine. This test includes two modes of the test: 1. Text Mode - including 40*25 (16 colors) and 80*25 (2/16colors). 2. VGA Mode - including 320*200 (4/16/256 colors),...

3. Tests and Diagnostics 3.15 Lid Switch Test 3.14 Lid Switch Test The lid switch test checks the lid function of the unit. When LCD cover closed, the lid should enable to turn off the display. NOTE: Remember to tune up the volume as “Maximum” before this test starts. Follow below steps to run this ...

3.16 HDD R/W Test 3. Tests and Diagnostics 3.15 HDD R/W Test The HDD R/W test allows the user to test aurally HDD read/write function. For data security concern, it is necessary to input password - “ TOSHIBA ” before HDD write test starts. The HDD test includes three subtests of the: 1. Sequential r...

3. Tests and Diagnostics 3.16 HDD R/W Test 3-22 Tecra A3/S2 Series Maintenance Manual NOTE: Press “Ctrl + Break” keys can terminate the current subtest. The screen should display as previous picture, indicating whether the subtest is passed or failed when finished. NOTE: The AC adaptor should be con...

3.17 LAN Test 3. Tests and Diagnostics Tecra A3/S2 Series Maintenance Manual 3-23 3.16 LAN Test The LAN test checks the LAN full-duplex environment. NOTE: LAN loopback needs to plug in before test begins. And LAN information will show on the test screen: Š ASIC register Check: Š MAC register check: ...

4 Replacement Procedures 4-ii Tecra A3/S2 Series Maintenance Manual

4 Replacement Procedures Tecra A3/S2 Series Maintenance Manual 4-3 Safety Precautions Before you begin disassembly, read the following safety precautions and observe them carefully as you work. DANGER: 1. Always use the lithium ion battery pack or backup battery that is authorized by Toshiba or comp...

4 Replacement Procedures 4-4 Tecra A3/S2 Series Maintenance Manual Before You Begin Look over the procedures in this section before you begin disassembling the computer. Familiarize yourself with the disassembly and reassembly steps. Begin each procedure by removing the AC adaptor and the battery pa...

4 Replacement Procedures Tecra A3/S2 Series Maintenance Manual 4-5 Disassembly Procedures The computer has two basic types of cable connectors: ‰ Pressure Plate Connectors ‰ Standard Pin Connectors To disconnect a Pressure Plate connector, lift up the tabs on either side of the connector’s plastic p...

4 Replacement Procedures 4-6 Tecra A3/S2 Series Maintenance Manual Tools and Equipment The use of Electrostatic Discharge (ESD) equipment is very important for your safety and the safety of those around you. Proper use of these devices will increase the success rate of your repairs and lower the cos...

4 Replacement Procedures 4.2 Battery Removing the Battery Pack To remove the battery pack from the battery bay, follow the steps below. 1. Turn the computer upside down. 2. Disengage the battery pack lock (1). 3. Release the battery pack release latch (2). 4. Remove the battery pack from the bay (3)...

4 Replacement Procedures Installing the Battery Pack To install the battery pack in the battery bay, follow the steps below and refer to the figure in the preceding section. WARNING: The battery is a lithium ion battery and can explode if not properly replaced, used, handled or disposed of. Use only...

4 Replacement Procedures Installing a PC Card To install a PC Card, follow the steps below and refer to the figures in the preceding section. 1. Make sure the eject button does not stick out. 2. Insert a PC Card and press gently to ensure a firm connection. Figure 4-3 Installing a PC Card 4.4 HDD NO...

4 Replacement Procedures Removing the HDD Module Follow the steps below to remove HDD module: 1. Turn the computer upside down 2. Remove two black M2.5x5 screws to release the HDD door. 3. Pull on the tab to remove the HDD module. 4. Remove the HDD module from the HDD case. M2.5x5 1 2 Figure 4-5 Rem...

4 Replacement Procedures Installing the HDD Module To install the HDD module, follow the steps below and refer to the figures in the preceding section. 1. Insert the HDD module into the HDD slot. 2. Secure the HDD door with two black M2.5x5 screws. Disassembling the HDD Module To take apart the HDD,...

4 Replacement Procedures 4.5 Optical Drive Module Removing the Optical Drive Module To remove the optical drive module, you need to remove the HDD module first. Follow the steps below: 1. Turn the computer upside down. 2. Remove one M2.5x3 screw securing the optical drive module into place. 3. Slide...

4 Replacement Procedures 4.6 Optical Drive This computer may be fitted with a: CD-RW/DVD-ROM device DVD+-R/+-RW DVD Super Multi device Disassembling the Optical Drive To disassemble the optical drive, then follow the steps below. 1. Remove one M2.5x3 screw and slide the optical drive module from the...

4 Replacement Procedures 4.6 Optical Drive 4-14 Tecra A3/S2 Series Maintenance Manual Reassembling the Optical Drive To reassemble an optical drive, follow the steps below and refer to the figure in the preceding section. 1. Position the optical drive bracket plate to the rear panel of optical drive...

4 Replacement Procedures 4.7 Wireless LAN Removing the Wireless LAN 1. Turn the computer upside down and loosen the embedded M2.5x5 screw securing the wireless LAN compartment cover. 1 2 1 2 M2.5x5 Figure 4-10 Removing the wireless LAN cover 2. Lift off the wireless LAN compartment cover. 3. Remove ...

4 Replacement Procedures M2.5X3.6 1 2 3 4 Figure 4-11 Removing the wireless LAN unit CAUTION: Do not touch the connectors on the wireless LAN unit or on the computer. Debris on the connectors may cause malfunction. Installing the Wireless LAN To install the wireless LAN unit, follow the steps below ...

4 Replacement Procedures 5. Attach the ends of the wireless LAN antenna. Connect the antenna cables (a black one and a white one) to LAN card’s connector. 6. Use one M2.5x3.6 screw to secure the Mini PCI bracket. Note: If your wireless LAN unit is an ‘A’ type card, then the screw will be a safety sc...

4 Replacement Procedures 7. Replace the battery pack. 1 2 Latch 1 2 Figure 4-13 Removing a memory module CAUTION: Do not touch the connectors on the expansion memory or on the computer. Debris on the connectors may cause memory access problems. 4-18 Tecra A3/S2 Series Maintenance Manual

4 Replacement Procedures Installing an Expansion Memory Module CAUTION: Do not touch the connectors on the expansion memory or on the computer. Debris on the connectors may cause memory access problems. Follow these steps to install a memory module: 1. Set the computer to boot mode and turn off the ...

4 Replacement Procedures 1 2 Latch 1 2 Figure 4-15 Installing an expansion memory 4-20 Tecra A3/S2 Series Maintenance Manual

4 Replacement Procedures 4.9 Keyboard Removing the Keyboard Follow the steps below to remove the keyboard: 1. Open the display panel. 2. Remove the strip cover by forcing one end of the strip cover up. Figure 4-16 Removing the strip cover 3. Remove two black M2.5 × 3 screws securing the keyboard. Te...

4 Replacement Procedures Figure 4-18 Disconnecting the keyboard cable Installing the Keyboard To install the keyboard, follow the steps below and refer to the figures in the preceding section. 1. Connect the keyboard cable to the system board. 2. Set the keyboard in place and secure it with two blac...

4 Replacement Procedures 4.10 Bluetooth Removing the Bluetooth To remove a Bluetooth unit, follow the steps below. 1. Detach a FFC cable from motherboard. 2. Remove two black M2x3 screws. 3. Grasp the Bluetooth unit and remove it. 1 2 M2X3 Figure 4-19 Removing the Bluetooth Installing the Bluetooth ...

4 Replacement Procedures 4.11 Modem Removing the Modem To remove the installed modem, follow the steps below: 1. Remove the Modem cover. (Refer Figure 4-12) 2. Remove two black M2.5x3 screws securing the modem module. 3. Carefully lift the unit off its connector 4. Disconnect the modem cable from th...

4 Replacement Procedures 4-26 Tecra A3/S2 Series Maintenance Manual Installing the Modem To install a modem, follow the steps below and refer to the figures in the preceding section. 1. Connect the modem cable to the modem module. 2. Fit the modem into its connector and secure it with two black M2.5...

4 Replacement Procedures 1 2 M2.5X8 M2.5X8 Figure 4-22 Removing the wireless and LCD cables 7. Lift the display assembly from the computer’s chassis. Installing the Display Assembly To install the display assembly, follow the steps below and refer to the figures in the preceding section. 1. Seat the...

4 Replacement Procedures 4.13 Top Cover Removing the Top Cover To remove the top covers, first remove the battery pack, display assembly, optical drive module, HDD, memory module and wireless LAN as described in the preceding sections, then follow the steps below: 1. Remove seven black M2.5x8 and se...

4 Replacement Procedures 2. Remove two black M2.5x5 and four black M2.5x14 screws securing the top half of the cover: M2.5X5 M2.5X14 Figure 4-24 Removing the top cover 3. Detach the Switch board FFC, Bluetooth FFC and Touch Pad FFC cables. Bluetooth FFC Switch board FFC Touch pad FFC Figure 4-25 Rem...

4 Replacement Procedures 4. Detach Speaker cable. Figure 4-26 Removing Speaker cables 5. Remove the top cover. Installing the Top Cover To install the top cover, follow the steps below and refer to the figures in the preceding section. 1. Seat the top cover and secure the Switch board FFC, Bluetooth...

4 Replacement Procedures 4.14 Touch Pad Removing the Touch Pad To remove the Touch Pad, first remove the top cover, then follow the steps below: 1. Remove two black M2.5x3 screws securing Touch Pad board FFC cable. 2. Remove FFC cable. 3. Remove one black M2.5x3 screw securing Touch Pad’s frame. 4. ...

4 Replacement Procedures 4.15 Speakers Removing the Speakers To remove the speakers, first remove the top cover, then follow the steps below: M2.5X3 M2.5X3 Figure 4-28 Removing the speakers 1. Remove two black M2.5x3 screws securing each speaker into place. 2. Lift out the speakers. Installing the S...

4 Replacement Procedures 4.16 System Board Removing the LAN Board Follow the steps below to remove the LAN board. 1. Detach the LAN cable from motherboard. 2. Remove one M2.5x3 screw securing the LAN board. 3. Remove Modem cable. 4. Remove the LAN board. M2.5X3 Figure 4-29 Removing LAN board Tecra A...

4 Replacement Procedures Installing the LAN Board Follow the step below to install the LAN board. 1. Secure the LAN board with one M2.5x3 screw. 2. Attach LAN cable. 3. Attach Modem Cable Removing the USB Board Follow the steps below to remove the USB board. 1. Detach the USB cable from motherboard....

4 Replacement Procedures Installing the USB Board Follow the step below to install the USB board. 1. Connect the USB cable to the connector on motherboard. Removing the System Board To remove the system board, first remove the LCD display assembly and the top cover, then follow the steps below: 1. R...

4 Replacement Procedures Installing the System Board To install the system board, follow the steps below and refer to the figures in the preceding section. 1. Seat the system board in the chassis 2. Connect Fan to the Fan connector, and then secure it with three screws. 3. Secure the system board to...

4 Replacement Procedures Installing the Direct Play Button Board To install the Direct Play Button board, follow the steps below and refer to the figures in the preceding section. 1. Secure two M2.5x 3 screws and FFC from top cover. 4.18 Fan, Heat Sink, & CPU Removing the Fan, Heat Sink & CP...

4 Replacement Procedures Tecra A3/S2 Series Maintenance Manual 4-39 Installing the CPU To install the CPU, follow the steps below and refer to the figures in the preceding section. CAUTION: Reapply fresh grease with the grease tool before installing the heat sink. 1. Make sure that the notch on the ...

4 Replacement Procedures 4.19 Display Mask Removing the Display Mask To remove the display mask, first remove the display assembly as described earlier, then follow the steps below: 1. Remove two black M2.5x5 screws on the upper corner. 2. Remove the mask seals by unsnapping the display mask along t...

4 Replacement Procedures Tecra A3/S2 Series Maintenance Manual 4-41 Installing the Display Mask To install the display mask, follow the steps below and refer to the figures in the preceding section. 1. Seat the display mask and secure the snaps on each side. 2. Secure the display mask with two M2.5x...

4 Replacement Procedures 4.20 LCD Module Removing the LCD Module To remove the LCD module, first remove the display assembly and display mask, then follow the steps below. 1. Remove two M2.5x5 black screws securing the LCD module bracket to LCD cover. 2. Disconnect the LCD cable from the FL inverter...

4 Replacement Procedures 3. Remove eight M2x3 screws securing LCD module bracket to the LCD module. M2X3 M2X3 Figure 4-38 Removing the LCD module-2 1. Remove the LCD module. NOTE: If the LCD module malfunctions, remove the LCD cable and LCD bracket. Then replace the whole LCD module unit. Installing...

4 Replacement Procedures 4.21 FL Inverter Board Removing the FL Inverter Board To remove the FL inverter board, first remove the battery pack, the display assembly, display mask, and LCD module, then follow the step below. 1. Remove one black M2x3 screw securing the FL invert board to the LCD displa...

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. Therefore, please bserve the following precautions when handling it: 1. When installing the LCD module in the LCD cover, be sure to seat it so th...

A-4 TECRA A3/S2 Series Maintenance Manual 7. Do not expose the module to direct sunlight or strong ultraviolet rays for long periods. 8. Do not store the module at temperatures below specifications. Cold can cause the liquid crystals to freeze, lose their elasticity or otherwise suffer damage. 9. Do...

TECRA A3/S2 Series Maintenance Manual A-5 10. odule, do not use packing material that contains epoxy resin (amine) or silicon glue (alcohol or oxime). These materials can release gas that can damage the panel’s polarization. If you transport the m

Appendix B Appendix B Board Layout B.1 System Board (FRDSY*) Top View Figure B-1 System board (FRDSY*) layout (Top) TECRA A3/S2 Series Maintenance Manual B-1

TECRA A3/S2 Series Maintenance Manual B-3 Tab stem board ICs (top and b Mark Num Name le B-1 Sy ottom) ber (A) U5 Intel Alviso Chip (B) U17 ICH6-M (C) U15 ENE 910L (D) U22 Marvell 88SA8040 (E) U27 RealTEK ALC250VD (F) U36 Marvell 8036 (G) U41 TI PCI7411 (H) U8 ICS954226AG (I) U16 BIOS ROM

B-4 TECRA A3/S2 Series Maintenance Manual Table B-2 System board connector nd bottom) N r e s (top a umbe Nam JP1 CRT conn. JP2 Docking modem conn. JP3 LAN/B conn. JP4 Power/B conn. JP5 Printer conn. JP6 LVDS conn JP7 CPU Stocket JP8 Spearker conn JP10 TV-Out JP12 Fan conn JP13 Bluetooth conn JP14 T...

TECRA A3/S2 Series Maintenance Manual C-1 C. Appendix C Pin Assignments System Board C.1 JP24 ble M I in a ts 4) Pin No. I/O Pin No. I/O ,JP25 Ta C-1 SODIM /F p ssignmen (200-PIN) (1/ Signal name Signal Name 1 VREF O 2 VREF O 3 VSS - 4 VSS - 5 DQ0 I/O 6 DQ4 I/O 7 DQ1 I/O 8 DQ5 I/O 9 25VDD D O 10 2.5...

C-2 TECRA A3/S2 Series Maintenance Manual Table M I n a ts 4) Pin No. Pin No. C-1 SODIM /F pi ssignmen (200-PIN) (2/ Signal name I/O Signal Name I/O 51 VSS - 52 VSS - 53 DQ19 I/O 54 DQ23 I/O 55 DQ24 I/O 56 DQ28 I/O 57 2.5VDD D O 58 2.5VD O 59 DQ25 I/O I/O 60 DQ29 61 DQS3 I/O 62 DM3 O 63 VSS - 64 VSS...

TECRA A3/S2 Series Maintenance Manual C-5 C.2 JP1 B I/ n a nts Pin No. I/O Pin No. I/O Table C-2 RG F pi ssignme (15-pin) Signal name Signal Name 1 CRT_R O 2 CRT_G O 3 CRT_B O 4 NC - 5 GND - 6 GND - 7 GND - 8 GND - 9 +CRT_VCC - 10 GND - 11 NC - 12 DC_DATA I/O D 13 DACA_HSYNC O 14 DACA_VSYNC O 15 DDC...

C-6 TECRA A3/S2 Series Maintenance Manual C.3 JP18 DD pin n Pin No. Pin No. Table C-3 H I/F assignme ts (44-pin) Signal name I/O Signal Name I/O 44 PIDE-RST# O 43 GND - 42 PDD7 I/O 41 PDD8 I/O 40 PDD6 I/O 39 PDD9 I/O 38 PDD5 I/O 37 PDD10 I/O 36 PDD4 I/O 35 PDD11 I/O 34 PDD3 I/O 33 PDD12 I/O 32 PDD2 ...

TECRA A3/S2 Series Maintenance Manual C-7 C.4 JP31 ODD pin ents Pin No. I/O Pin No. I/O Table C-4 I/F assignm (50-pin) Signal name Signal Name 1 INT_CD_L I 2 INT_CD_R I 3 CD_AGND - 4 GND - 5 SIDE_RST# O 6 SDD8 I/O 7 SDD7 I/O 8 SDD9 I/O 9 SDD6 I/O 10 SDD10 I/O 11 SDD5 I/O 12 SDD11 I/O 13 SDD4 I/O 14 ...

C-8 TECRA A3/S2 Series Maintenance Manual C.5 JP19 ab rd I in a nts ) Pin No. Pin No. I/O T le C-5 PC Ca /F p ssignme (84-pin) (1/2 Signal name I/O Signal Name 1 GND - 2 GND - 3 S1_D3 I/O 4 S1_CD1# O 5 S1_D4 I/O 6 S1_D11 I/O 7 S1_D5 I/O 8 S1_D12 I/O 9 S1_D6 I/O 10 S1_D13 I/O 11 S1_D7 I/O 12 S1_D14 I...

TECRA A3/S2 Series Maintenance Manual C-11 C.6 JP28 Table C-6 Mini PCI I/F pin assignments (124-pin) (1/2) Pin No. e Pin No. Name Signal nam I/O Signal I/O 1 NC - 2 NC - 3 NC - 4 NC - 5 NC - 6 NC - 7 NC - 8 NC - 9 NC - 10 NC - 11 NC - 12 NC - 13 SWITCH O 14 NC - 15 NC - 16 NC - 17 PIRQH# INIPCI I 18...

TECRA A3/S2 Series Maintenance Manual C-15 32 GMCH_TXCLK- Panel Clock Signals 33 GMCH_TZCLK+ Panel Clock Signals 34 XC el C Sign GMCH_T LK+ Pan lock als 35 NC Non-Connection 36 NC Non-Connection 37 NC Non-Connection 38 NC Non-Connection 39 LCD_ID No EDID Panel Detect 40 VSS GND C.8 JP Pin No. name i...

TECRA A3/S2 Series Maintenance Manual D-1 Appendix D Appendix D Keyboard Scan/Character Codes Table D-1 s (set 1 and Code set 2 Scan code set 2) (1/4) Code set 1 Cap No. K Make Break Make reak Note eytop B 01 ‘ ~ 29 A9 0E F0 0E 02 1 ! 02 82 16 F0 16 03 2 @ 03 83 1E F0 1E 04 3 # 04 84 26 F0 26 05 4 $...

TECRA A3/S2 Series Maintenance Manual D-3 Table D es (set 1 and s Code set 2 -1 Scan cod et 2) (3/4) Code set 1 Cap Make Break Make Break Note No. Keytop 58 Ctrl(L) 1D 9D 14 F0 14 *3 60 Alt (L) 38 8 1 0 *3 B 1 F 11 61 Space 39 9 9 0 B 2 F 29 62 ALT ) (R E0 38 E0 B8 E0 11 E0 F0 11 64 Ctrl(R) E0 1D E0...

D-4 TECRA A3/S2 Series Maintenance Manual Table D es (set 1 and s Code set 1 Code set 2 -1 Scan cod et 2) (4/4) Cap No. K ake eak ake Break Note eytop M Br M 122 F11 57 D7 78 F0 78 *3 123 F12 58 D8 07 F0 07 *3 1 PrintSc 24 *6 *6 *6 *6 *6 1 Pause *7 26 *7 *7 *7 *7 X Fn — — — — *4 X Win E0 5B E0 DB E0...

TECRA A3/S2 Series Maintenance Manual D-5 T can codes with left Shift k Code set 1 Code set 2 able D-2 S ey Cap No. Key top Make Make Break 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 E0 AA E0 53 E0 D3 E0 2A E0 ...

D-6 TECRA A3/S2 Series Maintenance Manual Ta an codes in Numlock mod Code set 1 Code set 2 ble D-3 Sc e 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 2A E0 4B E0 CB E0 AA E0 12 E...

TECRA A3/S2 Series Maintenance Manual D-7 Table D-5 Scan codes in overlay mode Code set 1 Code set 2 Cap No. eyto Make Break M Break K p ake 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 CC 73 F0 73 25 O (6) 4D CD 74 F0 74 26 P (–) 4A CA ...

D-8 TECRA A3/S2 Series Maintenance Manual Table D-7 No.126 key scan code Code set 1 Code set 2 Key top Shift Make Make Pause Common E1 1D 45 E1 9D C5 E1 14 77 E1 F0 14 F0 77 Ctrl E0 46 E0 C6 E0 7E E0 F0 7E *: This key generates only make codes.

Appendix E Appendix E Key Layout E.1 United States (US) Keyboard Figure E-1 US keyboard TECRA A3/S2 Series Maintenance Manual E-1

E.2 United Kingdom (UK) Keyboard Figure E-2 UK keyboard E-2 TECRA A3/S2 Series Maintenance Manual

E.3 Spanish (SP) Keyboard Figure E-3 SP keyboard E.4 Japanese (JA) Keyboard Figure E-4 JA keyboard TECRA A3/S2 Series Maintenance Manual E-3

E.5 Korean (KO) Keyboard Figure E-5 KO keyboard E-4 TECRA A3/S2 Series Maintenance Manual

E.6 French (FR) Keyboard Figure E-6 FR keyboard TECRA A3/S2 Series Maintenance Manual E-5

E.7 French-Canadian Keyboard E-7 FR-C keyboard Figure E.8 Portuguese Keyboard Figure E8 Portuguese keyboard E-6 TECRA A3/S2 Series Maintenance Manual

E.11 Chinese-T Keyboard Figure E-11 CH-T keyboard E.12 Swedish Keyboard Figure E-12 Swedish keyboard E-8 TECRA A3/S2 Series Maintenance Manual

E.13 ITALIAN Keyboard Figure E-13 IT keyboard E.14 CZECH Keyboard Figure E-14 Czech keyboard TECRA A3/S2 Series Maintenance Manual E-9

Appendix G Appendix F Series Screw Torque List Table F-1 Series Screw Torque List SCREW P/N SCREW SPEC Q'ty LOCATION SCREW TORQUE LCD ASSY MMCK25050Z0 M2.5*5 4 LCD BRACKET ASSY (R/L) TO COVER SUB ASSY 2.5~3.0kg MMCK20030Z0 M2.0*3 8 LCD BRK TO LCD PANEL (15") 2.0~2.5kg MMCK20030Z0 M2.0*3 1 INVERT...

TECRA A3/S2 Series Maintenance Manual G-1 Appendix G Appendix G Reliability The following table shows MTBF (Mean Time ach component. Table G-1 MTB ent Time ) Between Failures) for e F Compon (hours LCD 50,000 Keyboard 40,000 HDD 300,000 Removable FDD 30,000 Optical (DVD/CD) drive 60,000 AC adaptor 6...