Toshiba Tecra M4- Manual

Toshiba Tecra M4

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Table of Contents:

  • Page 2 – ii; Copyright; Toshiba TECRA M4 Maintenance Manual; Disclaimer
  • Page 3 – iii; Preface; SAFETY PRECAUTIONS
  • Page 4 – iv
  • Page 5 – Conventions; Acronyms; boldface; Key operation; Ctrl; and at the same time press
  • Page 6 – vi; Table of Contents; Chapter 1; Pen
  • Page 7 – vii; Chapter 3
  • Page 8 – viii; Chapter 4; switch
  • Page 9 – ix; Appendices
  • Page 12 – Hardware Overview
  • Page 14 – Figures
  • Page 16 – Hardware Overview
  • Page 26 – Specifications
  • Page 28 – Drive; Table 1-2 DVD-ROM drive outline dimensions
  • Page 29 – Drive Specification
  • Page 31 – Parameter Standard
  • Page 42 – TFT Color Display; Module; Figure 1-10 LCD module
  • Page 44 – Supply
  • Page 47 – Battery Name; Battery
  • Page 49 – Table 1-16 RTC battery charging/data preservation time; Time
  • Page 50 – Adapter; The AC adapter is also used to charge the battery.; Specification
  • Page 53 – Troubleshooting
  • Page 54 – Chapter 2
  • Page 59 – Flowchart; Make sure that Toshiba Windows
  • Page 63 – Procedure 1: Power Supply Icon Check
  • Page 64 – Procedure 1; The following two icons indicate the power supply status:; Battery icon; Table 2-2 DC IN icon; DC IN icon
  • Page 66 – Procedure 2; Error code
  • Page 67 – Error code Meaning; First Battery; Second Battery
  • Page 72 – Procedure 3
  • Page 73 – Procedure 5; Check 1
  • Page 74 – System board Troubleshooting; Procedure 1: Message Check
  • Page 75 – PRESS ANY KEY TO CONTINUE.
  • Page 77 – Figure 2-2 A set of tool for debug port test
  • Page 89 – Tests and Diagnostic,; Procedure 4; Replacement Procedures
  • Page 90 – Detailed operation is given in Chapter 3,
  • Page 91 – Tests and Diagnostics,; Code Status
  • Page 94 – HDC ERROR
  • Page 95 – FORMAT; Check 2
  • Page 97 – Replacement
  • Page 98 – Troubleshooting
  • Page 99 – Procedure 1: External Monitor Check; Tests and
  • Page 101 – Touch pad Troubleshooting; Tests and Diagnostics
  • Page 102 – Tests
  • Page 103 – Modem Troubleshooting
  • Page 104 – Bluetooth Troubleshooting
  • Page 105 – The Bluetooth functional wiring diagram is shown below:
  • Page 107 – LAN Troubleshooting; Procedure 1: Diagnostic Test Program Execution Check; If any error is detected by the test, go to Procedure 2.
  • Page 108 – Sound Troubleshooting
  • Page 109 – SD Card Slot Troubleshooting
  • Page 110 – Tablet Pen Troubleshooting; CAUTION: Use the Tablet Pen supplied to this model.
  • Page 111 – The Digitizer and LCD are connected to the System board as below.
  • Page 112 – Wireless LAN Troubleshooting
  • Page 113 – The wireless LAN functional wiring diagram is shown below:
  • Page 115 – Tests and Diagnostics
  • Page 116 – Chapter 3 Contents
  • Page 120 – The Diagnostic Test; Check all cables are connected firmly.; menu
  • Page 123 – Executing the Diagnostic Test; Enter
  • Page 124 – NOTE: To exit the DIAGNOSTIC TEST MENU, press the; DIAGNOSTIC TEST MENU :
  • Page 125 – TEST; SYSTEM TEST NAME XXXXXX
  • Page 126 – Selecting; YES; Terminates the test program and exits to the subtest menu.
  • Page 127 – Setting of the hardware configuration; -Repair initial config set
  • Page 128 – any; DMI information save
  • Page 130 – Test; To execute this program, select; Press any key and return to the startup menu.
  • Page 131 – Names; Test Name
  • Page 136 – To execute the Keyboard Test, select; Scan
  • Page 138 – To exit this subtest and return to the DISPLAY TEST menu, press; after
  • Page 140 – Floppy Disk Test; To execute the Floppy Disk Test, select; then press
  • Page 142 – and; to execute the
  • Page 144 – Subtest 01 and 02 require the following data format:
  • Page 145 – Hard Disk Test; Refer to the operating system instructions.; Test drive number select; Detail status display
  • Page 146 – Sequential read
  • Page 147 – Worst pattern data; Partial read
  • Page 148 – Real Timer Test
  • Page 151 – CAUTION: PCMCIA wraparound test is not supported for this model.; Sub# Address Good Bad
  • Page 153 – and follow the directions on the screen.
  • Page 154 – Error Code and Error Status Names; Device name
  • Page 157 – Hard Disk Test Detail Status; HDC status = XXXXXXXX; Bit Name
  • Page 159 – Description
  • Page 163 – NG
  • Page 166 – and return to the Only One Test menu. Then execute the test; Cross Function Button; The following message appears in the display.
  • Page 167 – Cleaning; Selecting test; displays the; Press any key when ready.; When the; cleaning start; message appears, the FDD head cleaning has begun.
  • Page 168 – Utilities; The error information is displayed in the following order:
  • Page 169 – XXXXX ERRORS
  • Page 171 – Floppy Disk Drive Utilities
  • Page 172 – Format start
  • Page 173 – Copy start
  • Page 175 – Model
  • Page 176 – System Configuration
  • Page 180 – Setting the responder machine
  • Page 181 – OK
  • Page 182 – SKU check of Module; Press any key and return to the test menu.
  • Page 187 – LAN; To execute LAN test, press; Press the number you want to test and press
  • Page 188 – message will appear in the display.
  • Page 189 – 000Base Auto-negotiation TxRx Test
  • Page 190 – test; To execute Modem test, press; * Scorpio Modem Initialize; If the color in the LED of the connection checker is orange, press
  • Page 191 – CAUTION: Bluetooth test is not supported for this model.; Bluetooth sub system test program VX.XX; or
  • Page 192 – . The following message
  • Page 193 – Message Contents
  • Page 195 – Press; in the target machine. The following message will
  • Page 201 – Sound Test program; Input the test number and press; . The following menu will appear in
  • Page 204 – . Insert the test media
  • Page 206 – CD/DVD TEST IN PROGRESS XXXXXXXX; Select the track number you want to test and press; and press
  • Page 207 – Tests and Diagnostics
  • Page 209 – displays the followings:
  • Page 210 – Moving Within the SETUP Menu and Changing Values; Esc; The Factory Preset Configuration; Password
  • Page 211 – SETUP Options
  • Page 214 – User Only
  • Page 217 – Alarm Time; Space
  • Page 218 – Ring Indicator; You must also reset this option.; Disabled
  • Page 219 – All Devices; LPT setting; Not Used; ECP
  • Page 220 – PCI BUS
  • Page 222 – LEGACY
  • Page 225 – Replacement Procedures
  • Page 230 – Replacement Procedures
  • Page 231 – Safety Precautions; Take care not to injury yourself on any edges or corners.
  • Page 232 – Before You Begin
  • Page 233 – Disassembly Procedure; Three main types of cable connector are used.; Pressure plate connector
  • Page 234 – Assembly Procedure
  • Page 236 – Screw Tightening Torque; Use the following torque when tightening screws.; Grip Color; Even numbered length screws: Brown
  • Page 237 – Screw Notation; Screw shape
  • Page 238 – pack; Removing the battery pack; while sliding the; battery latch; toward the arrow pointing.; Battery latch; Figure 4-1 Removing the battery pack
  • Page 239 – Installing the battery pack; until the battery is locked.; battery lock; into the lock position.
  • Page 240 – card; card manual or the manuals of the computer system you are using.; ejection button; . It will pop out when you release it. Press it once more to; Eject button; Figure 4-2 Removing the PC card; Installing the PC card; Make sure the eject button does not stick out.; PC card; carefully to ensure a firm connection.
  • Page 241 – manual or the manuals of the computer system you are using.; SD card; Figure 4-3 Removing the SD card; Installing the SD card; Insert the SD card and press it until it securely connected.
  • Page 242 – module; Never press hard or bend the memory module.; Removing the memory module; Open the left and right; latches; and remove the; Memory slot cover; Latch; Memory module; Figure 4-4 Removing the memory module
  • Page 243 – Installing the memory module; into the connector of the computer slantwise (terminal; memory slot cover
  • Page 244 – Removing the HDD; data loss or damage to the device.; screw; from the connector; HDD slot cover
  • Page 245 – HDD; Figure 4-6 Removing the HDD holder; Installing the HDD
  • Page 246 – Removing the selectable bay module; Selectable bay module; Figure 4-7 Removing the selectable bay module
  • Page 247 – screws; Plastic frame; Figure 4-8 Removing the plastic frame
  • Page 248 – Installing the selectable bay module
  • Page 249 – Removing the keyboard; Keyboard holder; Figure 4-9 Removing the keyboard
  • Page 250 – Installing the keyboard
  • Page 251 – Bottom cover assembly; Removing the bottom cover assembly; Touch pad cable; Figure 4-10 Removing the touch pad cable
  • Page 252 – Installing the bottom cover assembly
  • Page 253 – Battery latch assembly / Selectable bay lock; Removing the battery latch assembly; Figure 4-12 Removing the battery latch assembly; Installing the battery latch assembly; Battery latch assembly
  • Page 254 – Removing the Selectable bay lock; from the bottom cover assembly.; Selectable bay lock B; Figure 4-13 Removing the selectable bay lock; Installing the selectable bay lock; to the bottom cover assembly and
  • Page 255 – QI button assembly / PC card slot brace; Removing the QI button assembly; QI button assembly; Figure 4-14 Removing the QI button assembly; Installing the QI button assembly
  • Page 256 – Removing the PC card slot brace; PC card slot brace; Figure 4-15 Removing the PC card slot brace; Installing the PC card slot brace
  • Page 257 – Removing the Bluetooth module; Remove the following; to remove the; Bluetooth module; from the Bluetooth module using an antenna; flexible cable; from the Bluetooth module.; Bluetooth module; Figure4-16 Removing the Bluetooth module
  • Page 258 – Installing the Bluetooth module; to the; to the Bluetooth module.
  • Page 259 – Removing the MDC / Modem cable; MDC; Figure 4-17 Removing the MDC
  • Page 260 – Modem cable; Figure 4-18 Removing the Modem cable
  • Page 261 – Installing the MDC / Modem cable
  • Page 262 – Wireless LAN card; Removing the Wireless LAN card; Mini PCI cover; Figure 4-19 Removing the Wireless LAN card
  • Page 263 – Installing the Wireless LAN card
  • Page 264 – Removing the Fan0 / Fan1; Guide; Figure 4-20 Removing the fan
  • Page 265 – Installing the Fan0 / Fan1; FLAT; fan cable; to the guide and connect it to the connector
  • Page 266 – Removing the CPU; securing the CPU hold plate in the reverse order of the; BIND; heat sink; CPU hold plate; Figure 4-21 Removing the heat sink
  • Page 267 – CPU
  • Page 269 – Removing the DC-IN jack
  • Page 270 – Removing the Penholder; Penholder; Figure 4-25 Removing the Penholder
  • Page 271 – Installing the Penholder; cables and speaker cable arranged on the cover assembly.; Removing the RTC battery; RTC battery; Figure 4-26 Removing the RTC battery; Installing the RTC battery
  • Page 272 – LCD harness holder; Removing the LCD harness holder
  • Page 273 – securing and remove the; LCD harness holder; QI board cable; Figure 4-27 Removing the LCD harness holder
  • Page 274 – Installing the LCD harness holder; side is connected to the CN board.
  • Page 275 – HDD cable
  • Page 277 – Removing the QI board; QI board; Figure 4-29 Removing the QI board; Installing the QI board
  • Page 278 – Removing the CN board; CN board; Figure 4-30 Removing the CN board; Installing the CN board
  • Page 280 – Removing the system board; System board; Figure 4-31 Removing the system board
  • Page 281 – Installing the system board
  • Page 282 – PC card slot cover; Removing the PC card slot cover; Hook; Figure 4-32 Removing the PC card slot cover; Installing the PC card slot cover
  • Page 283 – Removing the speaker; Guide insulator; Figure 4-33 Removing the speaker; Installing the speaker
  • Page 284 – speaker cable
  • Page 285 – Removing the microphone; Microphone; Figure 4-34 Removing the microphone
  • Page 286 – Installing the microphone; Display latch; Figure 4-35 Removing the front panel
  • Page 287 – Installing the front panel; Install the display latch to the; Install the; front panel; to the cover assembly and secure it with the following
  • Page 288 – Removing the lens holder; Lens holder; Figure 4-36 Removing the lens holder; Installing the lens holder
  • Page 289 – Removing the touch pad; Glass tape; Figure 4-37 Removing the touch pad; Installing the touch pad
  • Page 290 – Removing the LCD unit & FL inverter; because the button is easily removed.; Cross function button; Figure 4-38 Removing the LCD mask
  • Page 291 – Figure 4-39 Removing the LCD unit
  • Page 292 – Figure 4-40 Removing the LCD unit holder; inverter harness; FL inverter; Figure 4-41 Removing the FL inverter
  • Page 293 – Installing the LCD unit & FL inverter; installing the FL inverter, be sure to use a new one.
  • Page 294 – Application switch board; Removing the application switch board; Switch harness; Figure 4-42 Removing the application switch board; Installing the application switch board
  • Page 295 – Removing the LCD latch assembly; LCD latch assembly; Figure 4-43 Removing the LCD latch assembly; Installing the LCD latch assembly
  • Page 301 – Removing the Digitizer; Digitizer; Figure 4-44 Removing the digitizer; Installing the digitizer
  • Page 302 – Removing the LCD harnesses & Wireless LAN/Bluetooth antennas
  • Page 303 – cover assembly; Figure 4-45 Removing the cover assembly; LCD harness ground plate
  • Page 304 – Figure 4-46 Removing the hinge assembly
  • Page 305 – Installing the LCD harnesses & Wireless LAN/Bluetooth antennas; Wireless LAN antenna; Figure 4-47 Arranging the wireless LAN antenna cables
  • Page 307 – Hinge Switch Board; Removing the hinge switch board; Hinge switch board; Figure 4-48 Removing the hinge switch board; Installing the hinge switch board
  • Page 308 – Fluorescent lamp; Type Part; soiling or scratching the LCD panel.
  • Page 309 – Disassembling Fluorescent lamp; Peeling off the tapes and insulation sheets
  • Page 314 – Assembling Fluorescent lamp; Check of the backlight replaced
  • Page 322 – Appendix Contents; System Board
  • Page 323 – CN Board
  • Page 324 – Appendix I
  • Page 326 – Tables
  • Page 328 – Appendix A Handling the LCD Module; Precautions for handling the LCD module
  • Page 334 – Appendix B Board Layout; System Board Front View
  • Page 335 – Mark Number
  • Page 336 – System board Back View
  • Page 338 – CN Board Front and Back View; Figure B-3 CN board layout
  • Page 339 – QI Board Front and Back View; Figure B-4 QI Board layout
  • Page 340 – SW Board Front and Back View; layout
  • Page 342 – Appendix C Pin Assignment
  • Page 369 – SW board
  • Page 370 – Appendix D Keyboard Scan/Character Codes
  • Page 373 – * Scan codes differ by overlay function.; key makes different codes.; Fn; key does not generate a code by itself.
  • Page 374 – Shift
  • Page 375 – Code set 1
  • Page 378 – Appendix E Key Layout
  • Page 380 – Appendix F Wiring Diagrams; F.1 LAN Loopback Connector; Figure F-1 LAN loopback Connector
  • Page 382 – Appendix G BIOS Rewrite Procedures; Rewriting the BIOS; Do not turn off the power while you are rewriting the BIOS.
  • Page 384 – Appendix H EC/KBC Rewrite Procedures; Tools; EC/KBC rewriting disk for the computer; Tab
  • Page 386 – MTBF Time
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[CONFIDENTIAL]

1

Toshiba Personal Computer

TECRA M4

Maintenance Manual

TOSHIBA CORPORATION

File Number 960-521

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Summary

Page 2 - ii; Copyright; Toshiba TECRA M4 Maintenance Manual; Disclaimer

ii [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521) Copyright © 2005 by Toshiba Corporation. All rights reserved. Under the copyright laws, this manual cannot be reproduced in any form without the prior written permission of Toshiba. No patent liability is assumed, with respect to the use of the...

Page 3 - iii; Preface; SAFETY PRECAUTIONS

TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] iii Preface This maintenance manual describes how to perform hardware service maintenance for the Toshiba Personal Computer TECRA M4, referred to as TECRA M4 in this manual. The procedures described in this manual are intended to help service tech...

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iv [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521) The manual is divided into the following parts: Chapter 1 Hardware Overview describes the Satellite R10 system unit and each FRU. Chapter 2 Troubleshooting Procedures explains how to diagnose and resolve FRU problems. Chapter 3 Test and Diagnos...

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