Texas-instruments 51X User Manual

Maintenance ManualExtensa TM 51x SeriesNotebook Computers9811755-0001April 1996

Table 1-1 Extensa 51x Series Notebook ComputersModel 510 Model 515•U.S. VersionWindows 95 or Windowsfor WorkgroupsWindows 95 Plus MicrosoftWorks, Qui

•540 or 810 Million Byte Hard Drive (user replaceable)•Support for two PCMCIA Type I or II options or one Type III PCMCIAoption card•Ergonomic keyboar

TouchpadPointing DeviceTouchpadSelect ButtonsPower On/Off ButtonCover ReleaseButtonFive StatusLEDsPrimary Battery Pack(Accessible from Right Side)Hard

1.4.1External PortsAs shown in Figure 1-3, the notebook computer contains the followingexternal ports:•9-Pin Serial Port for attaching any RS-232 type

1.4.2Touchpad Pointing DeviceAll members of the Extensa family feature a built-in touchpad pointingdevice located near the center of the keyboard palm

•"Inverted T" Cursor Control Key layoutThe notebook keyboard is available in the following versions:•U.S. English Keyboard, TI Part No. 9811

1.4.3.1 Controls and IndicatorsAs shown in Figure 1-6, Extensa Series Notebook Computers contain a setof three buttons (switches) and five LED displa

1.4.4 Standard Power FeaturesNotebook power for the Extensa 51x Series Notebook Computers is providedby an AC Adapter and a rechargeable 10.8 V, 2400

•Microsoft Works•Quicken SE•Lotus Organizer•Microsoft Entertainment Pack No. 41.4.6 Notebook Expansion CapabilitiesExpansion capabilities built into t

1.6.1 Cover-Display AssemblyThe Cover-Display Assembly contains the LCD screen and associated highvoltage power supply and video circuitry. The Cover-

Copyright (©) 1996 Texas Instruments IncorporatedAll Rights Reserved — Printed in U.S.A.Extensa 51x Series Notebook ComputersMaintenance ManualTI Part

The Display Assembly attaches to the System Base Assembly through fourtop mounted screws.1.6.2 System Base AssemblyAs shown in Figure 1-7, the majorit

Table 1-3 Extensa 51x Notebook FeaturesSpecifications Model 510 Model 515 Memory:Standard:8 MB 8 MBMaximum40 MB 40 MBDisplayLCD Type:10.4" Du

1.8Agency ApprovalsAll Extensa 51x Series products meet the following standards: •Underwriter’s Lab (UL) Standard 1950 (safety)•Underwriter’s Lab (UL)

2Installation2.1IntroductionThis section contains unpacking and preparation for use instructions forthe Extensa 51x Series Notebook Computers.2.2 Unp

3. Release the Keyboard by pulling the keyboard release tabs forward(tabs are located underneath the Ctrl and right arrow keys).4. Disengage the Key

2.3.2 Installing PCMCIA OptionsThe Notebook has provisions for two Type I/Type II or one Type III PCMCIAoption card. Use the following procedure to i

2.3.3 Installing the Optional Numeric KeypadAn optional numeric keyboard can be attached to the notebook via thenotebook PS/2 connector as shown in Fi

cCaution: There is danger of explosion if the battery is incorrectly re-placed. Replace the battery only with the same or an equivalent typerecommend

2.5.1Installing an External Keyboard/Mouse As shown in Figure 2-5, the notebook has provisions for two external PS/2compatible devices (keyboard, mous

2.5.2Installing External Parallel PrinterThe Notebook is equipped with a bidirectional, ECC/EPP compatible, 25-pinparallel printer port. The connector

ContentsPreface 1 General Description1.1 . . . . Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-11.2 . . . . Produc

2.5.3Installing External Serial Port DeviceThe notebook contains an RS-232 serial port with a male DB-9 connector asshown in Figure 2-7. The serial po

2.5.4Installing External VGA MonitorThe notebook is capable of driving both its internal LCD display and anexternal VGA monitor (LCD only, simultaneou

2.5.5Installing External MicrophoneAn external microphone can be attached to the notebook using the leftmostaudio connector (when viewed from the rear

2.7Initial System Checkout After you’ve installed all internal options and external cabling, you’re readyfor system checkout and software configuratio

3Operating Instructions3.1IntroductionThe first two subsections describe the Extensa 51x Series Notebookoperating controls and indicators. The remaind

3.2.1Button SwitchesThe notebook contains two button switches above the keyboard including:•Power On/Off Switch - Alternate action, button type switch

3.2.3Touchpad ControlsThe Extensa 51x Series Notebook Computers are equipped with a built-inmouse device called "the Touchpad" physically lo

•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 slot

3.3.4 Responding to Low Battery ConditionsThe computer generally will notify you when you are reaching a low batterycondition by the following actions

3.3.7 Restoring Missing System FilesWhen you power up the Notebook, it automatically checks for certain keyfiles that must be present for normal syste

2.5.2 . . . Installing External Parallel Printer . . . . . . . . . . . . 2-72.5.3 . . . Installing External Serial Port Device . . . . . . . . . 2-82

4Theory of Operation4.1IntroductionThis section describes the notebook theory of operation.4.2Notebook Functional DescriptionFunctionally, the noteboo

EXTERNALVGA MONITORMAIN BOARDXD BUSSD BUSInput From AC AdapterSYSTEM &VGA BIOSXD BUSSuper I/OControllerRS-232Serial PortDrivers/ReceiversC&T 6

4.2.2 I/O SubsystemThe I/O subsystem, implemented with an NS87334 VJG Super I/OController Chip, provides for such functions as internal Hard Drive con

•Integral address decoder - provides selection of all primary andsecondary ISA addresses including COM1-4 and LPT1-3.•Enhanced Power Management Functi

4.2.3.1 External VGA Drive CapabilityOn the Extensa notebook, the external VGA port is provided by the portadaptor fixture in the form of a 15-pin, fe

4.2.6PCMCIA SubsystemThe notebook is equipped with an on-board PCMCIA host adapter PCMCIAController) and sockets to support Type I, Type II or Type II

4.2.7.1 Power ManagementThe notebook is equipped with a power management function thatminimizes battery usage for prolonged battery operation and auto

Table 4-4 Primary Battery Pack SpecificationsFunction SpecificationsBattery type NiMH (Nickel Metal-Hydride)Cell structure 9 cells per pack (in series

5Troubleshooting Procedures5.1GeneralThis section provides the following information:•Overview of the fault isolation process•Guidelines for isolating

STARTCOMPUTERTROUBLEINDICATION?DEADCOMPUTERSYMPTOMS?RUNSELF TESTERRORMESSAGE?MODEMPROBLEM?RUNDIAGNOSTICSDIAGNOSTICSERROR MSG?NOYESNOYESSEE PARAGRAPH5.

4.2.3 . . . Video Subsystem . . . . . . . . . . . . . . . . . . . . . . . . . 4-44.2.4 . . . Hard Disk Subsystem . . . . . . . . . . . . . . . . . . .

•Try rebooting the system (Ctrl-Alt-Del); restore system from diskettes, ifnecessary.•If the computer is capable of running the Setup program; check t

•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, tryreplac

5.3.2Troubleshooting a Display ProblemIf the LCD remains blank when you turn on the computer, and the statusindicators light, check the following con

•Faulty phone line - Connect a telephone to the line and listen for a dialtone.•Software program - Check to ensure that you have installed thesoftware

•Group of special purpose utilities to run other tests from PC-Doctor,perform a virus scan of the internal RAM system, edit configurationfiles, surfac

•Printer Test - tests the operation of a connected printer•SCSI Test - sends test codes to attached SCSI devices (requires useof a Docking System with

5.3.5.3 Creating a Bootable Floppy DiskettePrior to using PC-Doctor, create a bootable floppy diskette using thefollowing procedure:1. Power up the u

nNote: If PC-Doctor detects a virus, it will stop with an error message. Youmust then use one of the standard virus detection and removal programs to

6Field Service6.1 IntroductionThis section contains preventive and corrective maintenance procedures forthe Extensa 51x Series Notebook Computers. The

6.2.2 Protecting the Disk DrivesTo protect the disk drives and data, back up the system disk periodically onfloppy diskettes. Periodically use a head-

6.5.8 . . . Removing and Replacing the Display Assembly . . 6-136.5.9 . . . Removing and Replacing the Inverter Board. . . . . . . or Contrast Board

6.3 Required Tools and EquipmentAll notebook computer corrective maintenance procedures can be performedusing the following tools:•Tweezers• Small fla

Table 6-1 Cover-Display Assembly, Field-Replaceable Units (FRUs)FRU DescriptionTI Part No. ReferenceParagraphNo.Inverter Board, DSSTN 10.4" 9811

FRU DescriptionTI Part No. ReferenceParagraphNo.Cable Assembly, Inverter (12P) 9811386-0001 6.5.8LCD Cover, DSSTN, 10.4 inch 9811372 6.5.86.4.2System

FRU DescriptionTI Part No. Reference Paragraph No.Keyboard Assembly, SWD, EXT50x/51x 9811398-0010 6.5.2Keyboard Assembly, DEN, EXT50x/51x 9811398-0012

Table 6-3 Notebook CRUs (Customer-Replaceable Units)CRU DescriptionTI Part No. Reference Paragraph No.AC Adapter Assembly 9803931-0001 Sec. 2Interna

3. Grasp the ribbon loop on the battery and pull the battery out of thecompartment.4. When replacing the battery, insert the end opposite the ribbon

6.5.3Removing/Replacing the Heat SinkTo remove and replace the heat sink, perform the following procedure:1. Disconnect the AC adapter from the Noteb

6.5.4Opening/Replacing the Upper Case AssemblyTo remove/replace the Top Case Assembly, perform the following procedure:1. Remove the AC Adapter, batte

4. Using a plastic stick, unlock the ZIF connector located near theTouchpad and remove the cable from the connector. Also, remove the2-connector speak

3. Turn the computer over so that the Hard Drive panel is on your rightside.4. Press down on the two cover release tabs and slide to the left; lift up

PrefaceIntroductionThis manual provides installation, operation and servicing data for theExtensa 51x Series Notebook Computers.Intended AudienceThis

6.5.7Removing/Replacing DIMM ModulesTo remove and replace DIMM memory modules, use the following procedure:1. Loosen the keyboard assembly (but do not

cCaution: 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

6.5.11Removing/Replacing the Smart Battery BoardControl BoardTo remove and replace the Smart Battery Control Board, perform thefollowing procedure:1.

6. Using a small flat blade screwdriver and apply light pressure in arocking motion to remove the hard drive cable connector.7. Remove four Phillips

3. Gently pry to the left (with pin 1 alignment at the bottom right asshown in Figure 6-6).4. Gently remove the chip from the socket.5. To install

ASelf Test Error MessagesA.1 IntroductionThis appendix contains reference data useful in diagnosing and correctingself test errors.Table A-1 Self Tes

Error Message Corrective ActionKeyboard Interface Error Cycle Power to Notebook. Ifproblem persists, replace keyboard;if problem persists, replace Ma

CheckpointNo.DescriptionD4h Normal POST start04h Programmable Interval Timer test in-progress orfailure06h DMA page register write/read test in-progre

CheckpointNo.DescriptionD4h Normal POST start3Ah Interval timer channel 2 test in-progress orfailure3Bh Time-Of-Day clock test in-progress or failure3

CheckpointNo.DescriptionD4h Normal POST start1Fh Begin to configures PCI VGA devicesD1h Allocate Space for option ROM Error Messages A-5

Other Manuals About the System The following documents provide additional information related to theExtensa 51x Series:•Extensa Series Notebook Comput

BPC-Doctor DiagnosticsB.1IntroductionThe Extensa Series Notebooks are shipped with PC-Doctor, a powerfuldiagnostics tool that can help you determine t

B.3Mouse NavigationYou can use a mouse to navigate through PC-Doctor (alternately use thearrow keys from the keyboard). Use the left mouse button to c

•All Tests - allows you to select which tests to run. You can also specifyspecial testing options. By pressing F2, the following options areavailabl

•Printer Test - tests for the correct acceptance and execution of commonprinter control commands. Printer test information is stored in printertest f

•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

Printed in U.S.A.

1General Description1.1IntroductionThis manual contains field and factory level servicing information for theTexas Instruments Extensa 51x Series of