Texas Instruments 51X - Manuals

Preface Introduction This manual provides installation, operation and servicing data for theExtensa  51x Series Notebook Computers. Intended Audience This manual is primarily intended for use by qualified service techniciansbut contains information useful to non-technical users. Contents This manua...

Other Manuals About the System The following documents provide additional information related to theExtensa 51x Series: • Extensa Series Notebook Computer User’s Reference Manual contains reference information regarding the Extensa Series NotebookComputer software including the TI custom utilities. ...

1 General Description 1.1 Introduction This manual contains field and factory level servicing information for theTexas Instruments Extensa  51x Series of Notebook Computers (Figure 1-1). This section provides a general overview and specifications for theExtensa 51x Series Notebook Computers. 1.2 Pr...

Table 1-1 Extensa 51x Series Notebook Computers Model 510 Model 515 • U.S. VersionWindows 95 or Windowsfor Workgroups Windows 95 Plus MicrosoftWorks, Quicken SE, LotusOrganizer, and MicrosoftEntertainment Pack • Non U.S. VersionsWindows 95 1.3 International Product Versions The Extensa 51x Series No...

TouchpadPointing Device TouchpadSelect Buttons Power On/Off Button Cover ReleaseButton Five StatusLEDs Primary Battery Pack(Accessible from Right Side) Hard Drive(Accessible from Underneath) SetupButton Standby/SuspendButton Type I /11 or IIIPCMCIA Slot Primary Battery Cover Hard DriveCover Floppy D...

1.4.1 External Ports As shown in Figure 1-3, the notebook computer contains the followingexternal ports: • 9-Pin Serial Port for attaching any RS-232 type serial device to theNotebook • 25-Pin Parallel Port for attaching bidirectional parallel devices • Audio Line-In, Line-Out, and Microphone-In • 1...

1.4.2 Touchpad Pointing Device All members of the Extensa family feature a built-in touchpad pointingdevice located near the center of the keyboard palmrest. With light pressure,the cursor can quickly be positioned to the desired point; a quick double tapon the touchpad and you have selected an obje...

• "Inverted T" Cursor Control Key layout The notebook keyboard is available in the following versions: • U.S. English Keyboard, TI Part No. 9811398-0001- This version (alsoknown as the domestic version) is generally used in the United Statesand Canada. • International versions include: • Uni...

1.4.3.1 Controls and Indicators As shown in Figure 1-6, Extensa Series Notebook Computers contain a setof three buttons (switches) and five LED displays just above the keyboardincluding: • Power, Setup, and Standby/Suspend Buttons (Switches) • Sleep Mode Indicator. This LED lights when the notebook ...

1.4.4 Standard Power Features Notebook power for the Extensa 51x Series Notebook Computers is providedby an AC Adapter and a rechargeable 10.8 V, 2400 mAh Duracell DR35nickel metal hydride (NiMH) battery pack that installs in a bay near thefront of the notebook (right side). All members of the Exten...

• Microsoft Works • Quicken SE • Lotus Organizer • Microsoft Entertainment Pack No. 4 1.4.6 Notebook Expansion Capabilities Expansion capabilities built into the Extensa notebook series include: • User installable expansion RAM memory (to a maximum of 40 MB);notebook accepts either fastpage mode or ...

1.6.1 Cover-Display Assembly The Cover -Display Assembly contains the LCD screen and associated highvoltage power supply and video circuitry. The Cover -Display Assemblycontains several field-replaceable components including: • LCD Assembly • Cable Assemblies • Inverter Board • Contrast Board F l o ...

The Display Assembly attaches to the System Base Assembly through fourtop mounted screws. 1.6.2 System Base Assembly As shown in Figure 1-7, the majority of the notebook’s field-replaceableunits (FRUs) are located in the system base assembly. These FRUs include: • Main Board Assembly • Hard Disk Dri...

Table 1-3 Extensa 51x Notebook Features Specifications Model 510 Model 515 Memory: Standard : 8 MB 8 MB Maximum 40 MB 40 MB Display LCD Type: 10.4" Dual Scan Color 10.4" Dual Scan Color Simultaneous LCD/Ext.VGA Yes Yes Video RAM Size: 1 MB 1 MB Video Bus VLBUS with Graphics Accelerator VLBUS...

1.8 Agency Approvals All Extensa 51x Series products meet the following standards: • Underwriter’s Lab (UL) Standard 1950 (safety) • Underwriter’s Lab (UL), CN Listed (C22.2 No. 950) (safety) • EN60950, TUV Rheinland (safety) • FCC CFR 47, Part 15, Subpart J, FCC Level B (EMI/RFI ) • Canadian Depart...

2 Installation 2.1 Introduction This section contains unpacking and preparation for use instructions forthe Extensa 51x Series Notebook Computers. 2.2 Unpacking Instructions The packaging diagram for the notebook computer is shown in Figure 2-1.Unpack the computer using the following instructions: 1...

3. Release the Keyboard by pulling the keyboard release tabs forward (tabs are located underneath the Ctrl and right arrow keys). 4. Disengage the Keyboard using a straight blade screwdriver and gently lifting up along the front edge of the keyboard. 5. Using the back edge of the keyboard as a hinge...

2.3.2 Installing PCMCIA Options The Notebook has provisions for two Type I/Type II or one Type III PCMCIAoption card. Use the following procedure to install a PCMCIA option: 1. Review the installation instructions supplied with the PCMCIA option card(s). 2. Open the PCMCIA compartment cover on the l...

2.3.3 Installing the Optional Numeric Keypad An optional numeric keyboard can be attached to the notebook via thenotebook PS/2 connector as shown in Figure 2-3. 2.4 Installing the Battery Pack(s) The standard configuration of the Extensa Notebook is equipped with asingle battery pack that is inserte...

c Caution: There is danger of explosion if the battery is incorrectly re-placed. Replace the battery only with the same or an equivalent typerecommended by the manufacturer. Discard used batteries according tothe manufacturer ’s instructions. 2.5 Installing External Devices Most external devices con...

2.5.1 Installing an External Keyboard/Mouse As shown in Figure 2-5, the notebook has provisions for two external PS/2compatible devices (keyboard, mouse, etc.) that may be attached to thenotebook. The pinouts for the 6-pin Mini-DIN connectors are also providedin Figure 2-6. To install an external ke...

2.5.2 Installing External Parallel Printer The Notebook is equipped with a bidirectional, ECC/EPP compatible, 25-pinparallel printer port. The connector pinouts and connector location areshown in Figure 2-6. If you will be using a parallel interface, connect the 25-pin male connectorof your printer ...

2.5.3 Installing External Serial Port Device The notebook contains an RS-232 serial port with a male DB-9 connector asshown in Figure 2-7. The serial ports are used to interconnect such devicesas: • External Modem • Serial Printer • Any device that uses an RS-232 interface To connect a printer to th...

2.5.4 Installing External VGA Monitor The notebook is capable of driving both its internal LCD display and anexternal VGA monitor (LCD only, simultaneous, or VGA only). The externalmonitor connector pinouts and connector locations are shown in Figure 2-8.To install an external monitor with the noteb...

2.5.5 Installing External Microphone An external microphone can be attached to the notebook using the leftmostaudio connector (when viewed from the rear of the notebook). When theexternal microphone is installed and the unit powered up, the internalmicrophone is disabled. 2.5.6 Installing External A...

2.7 Initial System Checkout After you’ve installed all internal options and external cabling, you’re readyfor system checkout and software configuration. To check out the system, set the power switch on the notebook to the On ( I ) position which initiates the notebook self test. During self test ex...

3 Operating Instructions 3.1 Introduction The first two subsections describe the Extensa 51x Series Notebookoperating controls and indicators. The remainder of this section contains asummary of computer operations related to notebook maintenanceincluding how to restore system software. n Note: For a...

3.2.1 Button Switches The notebook contains two button switches above the keyboard including: • Power On/Off Switch - Alternate action, button type switch that controls power to the unit. Pressing the Power button causes power tobe applied to the notebook and power up self test to be run. The PWR LE...

3.2.3 Touchpad Controls The Extensa 51x Series Notebook Computers are equipped with a built-inmouse device called "the Touchpad" physically located at the bottom of thekeyboard (refer to Figure 3-1). The cursor is positioned by touching and dragging your finger in thedirection you want the c...

• Insert the floppy into the floppy drive slot with the label side up and themetal-shutter end first. Gently push the floppy into the floppy drive slotuntil the floppy clicks into place. • To remove a floppy, press the eject button until the floppy pops out. • Never force open the access shutter on ...

3.3.4 Responding to Low Battery Conditions The computer generally will notify you when you are reaching a low batterycondition by the following actions: • Four short beeps per minute (unless battery warning is disabled) • The battery low warning is automatically disabled when the AC Adapteris instal...

3.3.7 Restoring Missing System Files When you power up the Notebook, it automatically checks for certain keyfiles that must be present for normal system operation. If any of these filesare accidentally erased as indicated by error message, insert the Windows 95 Startup diskette and reboot the system...

4 Theory of Operation 4.1 Introduction This section describes the notebook theory of operation. 4.2 Notebook Functional Description Functionally, the notebook computer consists of the following majorsubsystems: • Processor and Memory Subsystem • I/O Subsystem • Video Subsystem • Hard Disk Subsystem ...

EXTERNAL VGA MON ITOR MA IN BO A RD XD BUS SD BUS Input From AC Adapter SYSTEM & VGA BIOS XD BUS Super I/O Con trol ler RS-232Serial P ort Drivers/R ecei vers C&T 65540 Inte l 100 MHzP e n ti u mProcessor V i d e o C o n t r o l l e r SystemCon trol ler S ta te M a c h i n e& Gl u e L o ...

• Integral address decoder - provides selection of all primary andsecondary ISA addresses including COM1-4 and LPT1-3. • Enhanced Power Management Function • Special configuration registers for power down • Enhanced programmable power -down and wake-up modes • Auto power -down and wake-up modes • 3 ...

Table 4-4 Primary Battery Pack Specifications Function Specifications Battery type NiMH (Nickel Metal-Hydride) Cell structure 9 cells per pack (in series) Nominal voltage 10.8 V Cell energy capacity Typical Minimum 2400 mAH2500 mAH2330 mAH Nominal rated capacity 27 Watt-hours Operating Temperature _...

5 Troubleshooting Procedures 5.1 General This section provides the following information: • Overview of the fault isolation process • Guidelines for isolating computer malfunctions to replaceablesubassemblies • Instructions for executing diagnostics and interpreting error messages 5.2 Overview of Fa...

S T A R T C O M P U T E R T R O U B LE I NDI CA T I O N ? D E A D CO M P UT E RS Y M P T O M S ? R U N S E LF T E S T E R RO R M E S S A G E ? M O D E M P R O B L E M ? R U N DI A G NO S T I CS DI A G NO S T I CS E RRO R M S G ? N O Y E S N O Y E S S E E P A RA G R A P H 5. 3. 4 N O Y E S S E E P A ...

• Try rebooting the system (Ctrl-Alt-Del); restore system from diskettes, ifnecessary. • If the computer is capable of running the Setup program; check theserial and parallel port configurations, and other features that mayaffect system operation. • Run Diagnostics to further isolate problem area (r...

• Measure the voltage at the AC Outlet or plug in a known good appliance(EG. a lamp) to verify that voltage is present. If the voltage is OK, tryreplacing the AC Adapter • Check to see that the battery pack is installed correctly (try using arecharged battery pack if battery is discharged). • If the...

5.3.2 Troubleshooting a Display Problem If the LCD remains blank when you turn on the computer, and the statusindicators light, check the following controls on the display (refer to Figure3-1): • LCD Standby mode - If the LCD backlight remains off, even with theBrightness and Contrast Controls set t...

• Faulty phone line - Connect a telephone to the line and listen for a dialtone. • Software program - Check to ensure that you have installed thesoftware correctly. 5.3.5 Fault Isolation Using Diagnostics PC-Doctor, supplied with the Extensa Series Notebooks, is a powerfuldiagnostics tool that can h...

• Group of special purpose utilities to run other tests from PC-Doctor,perform a virus scan of the internal RAM system, edit configurationfiles, surface scan hard drives, measure system performance, open aDOS prompt, provides terminal access to devices connected to serialports, supports memory debug...

• Printer Test - tests the operation of a connected printer • SCSI Test - sends test codes to attached SCSI devices (requires use of a Docking System with SCSI) • CD-ROM Test - checks out any attached CD-ROM Drive (requires attachment of a Docking System with CD-ROM capability) 5.3.5.2 Supporting On...

5.3.5.3 Creating a Bootable Floppy Diskette Prior to using PC-Doctor, create a bootable floppy diskette using thefollowing procedure: 1. Power up the unit; when unit displays message, "Starting Windows 95", press F8 . Choose Command Prompt Only from menu. 2. Using DOS, format a floppy disket...

n Note: If PC-Doctor detects a virus, it will stop with an error message. You must then use one of the standard virus detection and removal programs toremove the virus. 5.3.5.5 Quitting PC-Doctor To exit PC-Doctor, select the Quit pull down menu and then select the Quit to DOS option. n Note: For ad...

6 Field Service 6.1 Introduction This section contains preventive and corrective maintenance procedures forthe Extensa 51x Series Notebook Computers. The first part of the sectiondescribes the computer cleaning procedures and preferred handlingprocedures for sensitive components (e.g. disk drives, b...

6.2.2 Protecting the Disk Drives To protect the disk drives and data, back up the system disk periodically onfloppy diskettes. Periodically use a head-cleaning diskette in the floppydiskette drive to prolong the life of the drive and to help maintain dataintegrity. 6.2.3 Handling the Computer Batter...

6.3 Required Tools and Equipment All notebook computer corrective maintenance procedures can be performedusing the following tools: • Tweezers • Small flat-blade screwdriver • Small Phillips screwdriver • Hexagonal Screwdriver • Plastic Stick • Conductive mat/wrist or ankle grounding strap system fo...

Table 6-1 Cover-Display Assembly, Field-Replaceable Units (FRUs) FRU Description TI Part No. Reference Paragraph No. Inverter Board, DSSTN 10.4" 9811361-0001 6.5.9 Display Assembly, 10.4" DSSTN 50X, 51X 9811363-0001 6.5.9 Bezel Assembly, DSSTN 10.4", W/O label 9811373-0001 6.5.9 LCD Pane...

Table 6-3 Notebook CRUs (Customer-Replaceable Units) CRU Description TI Part No. Reference Paragraph No. AC Adapter Assembly 9803931-0001 Sec. 2 Internal Battery Pack, Ni-MH 9803928-0001 6.5.1 4 MB RAM SIMM 9803932-0001 6.5.7 8 MB RAM SIMM 9803950-0001 6.5.7 16B RAM SIMM 9803933-0001 6.5.7 Door, PCM...

3. Grasp the ribbon loop on the battery and pull the battery out of the compartment. 4. When replacing the battery, insert the end opposite the ribbon loop with the battery notches pointing upward. Slide the battery into thecompartment and replace the battery door. 6.5.2 Removing/Replacing the Keybo...

6.5.3 Removing/Replacing the Heat Sink To remove and replace the heat sink, perform the following procedure: 1. Disconnect the AC adapter from the Notebook. 2. Remove the battery as described in Paragraph 6.5.1. 3. Loosen and tilt back the the keyboard assembly as described in Paragraph 6.5.2. 4. Re...

6.5.4 Opening/Replacing the Upper Case Assembly To remove/replace the Top Case Assembly, perform the following procedure: 1. Remove the AC Adapter, battery pack, any installed PCMCIA options, the Keyboard Assembly and Heat Sink Assembly as described inParagraphs 6.5.1 through 6.5.3 2. Turn the noteb...

4. Using a plastic stick, unlock the ZIF connector located near the Touchpad and remove the cable from the connector. Also, remove the2-connector speaker cable from the Main Board Connector. 5. Remove the cable cover below the display by lifting upward on the front edge of the cover. 6. Disconnect t...

c Caution: If the notebook is powered up with the LCD bezel removed,you can be exposed to high voltages which could result in shock andequipment damage. Ensure that the batteries and AC adapter are re-moved from the notebook when working on the LCD/Display assembly. 1. Use a narrow piece of plastic ...

6.5.11 Removing/Replacing the Smart Battery BoardControl Board To remove and replace the Smart Battery Control Board, perform thefollowing procedure: 1. Remove the Upper Case Assembly as described in Paragraph 6.5.4. 2. Disconnect the battery cable located next to HDD Connector. 3. Remove the two sc...

6. Using a small flat blade screwdriver and apply light pressure in a rocking motion to remove the hard drive cable connector. 7. Remove four Phillips-head screws (one on each of the four sides of the heat sink opening) securing the board to the base assembly. Do notremove the smaller screws which a...

3. Gently pry to the left (with pin 1 alignment at the bottom right as shown in Figure 6-6). 4. Gently remove the chip from the socket. 5. To install a chip into a vacant CPU socket, insert a flat blade screwdriver into the opening at the right side of the processor socket(refer to Figure 6-6) and p...

A Self Test Error Messages A.1 Introduction This appendix contains reference data useful in diagnosing and correctingself test errors. Table A-1 Self Test Error Messages Error Message Corrective Action CMOS Battery Bad Replace Main Board CMOS Checksum Error Cycle power to Notebook; if problem persis...

Error Message Corrective Action Keyboard Interface Error Cycle Power to Notebook. Ifproblem persists, replace keyboard;if problem persists, replace MainBoard. Memory Size Mismatch Enter and then exit the SystemConfiguration Setup in the Setuputility. Missing operating system Correct the HDD type and...

B PC-Doctor Diagnostics B.1 Introduction The Extensa Series Notebooks are shipped with PC-Doctor, a powerfuldiagnostics tool that can help you determine the hardware configuration ofa local or remote system, benchmark its performance, analyze theperformance of all subsystems, and perform a suite of ...

B.3 Mouse Navigation You can use a mouse to navigate through PC-Doctor (alternately use thearrow keys from the keyboard). Use the left mouse button to choose objects(menu entries and action codes in square brackets). Use the right mousebutton as you would the Esc key to take you back to your previou...

• All Tests - allows you to select which tests to run. You can also specify special testing options. By pressing F2 , the following options are available: – Halt On Errors - interrupts testing if an error is detected. n Note: External serial and parallel port testing requires loopback plugs (not pro...

• Edit CMOS RAM - gives access to CMOS RAM data • File Editor - allows editing of configuration files • Surface Scan Hard Disk - checks for defects on the hard disk • Benchmark System - measures system performance • DOS Shell - opens a DOS prompt from within PC-Doctor • Terminal - gives access to de...