Toshiba tecra m2 - Manual

Toshiba tecra m2

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Table of Contents:

  • Page 2 – Copyright; Toshiba Personal Computer TECRA M2 Maintenance Manual; Disclaimer; ii
  • Page 3 – Preface; SAFETY PRECAUTIONS; serious bodily injury, if the safety instruction is not observed.; iii
  • Page 4 – iv
  • Page 5 – Conventions; Acronyms; boldface; Key operation; Ctrl; and at the same time press; Format complete
  • Page 6 – Table of Contents; Chapter 1 Hardware Overview; vi
  • Page 7 – Chapter 3 Tests and Diagnostics; vii
  • Page 8 – Chapter 4 Replacement Procedures; viii
  • Page 9 – Appendices; ix
  • Page 12 – Hardware Overview
  • Page 13 – Chapter 1
  • Page 14 – Figures
  • Page 22 – System Unit Block Diagram; Figure 1-3 is a block diagram of the system unit.
  • Page 29 – Items
  • Page 30 – Specifications
  • Page 34 – Drive; Item
  • Page 38 – Table 1-5 DVD±R/±RW drive specifications
  • Page 42 – TFT Color Display; Module; Figure 1-11 LCD module
  • Page 43 – FL Inverter Board; Table 1-8 FL inverter board specifications; Item Specifications
  • Page 45 – Name Voltage
  • Page 46 – Battery name; Battery
  • Page 47 – Battery Charging Control; Quick Battery Charge; Status Charging; The AC adaptor or battery is removed.
  • Page 48 – battery; Table 1-12 RTC battery charging/data preservation time; Status Time
  • Page 50 – Troubleshooting Procedures
  • Page 51 – Chapter 2
  • Page 56 – Flowchart; Make sure all optional equipment is removed from the computer.
  • Page 60 – Supply; Procedure 1; The following Icons in the LCD indicate the power supply status:; Battery icon; Table 2-2 DC IN icon; DC IN icon
  • Page 61 – Procedure 2; The error code begins with the least significant digit.; Error code
  • Page 67 – Procedure 3
  • Page 68 – Procedure 4; Reinstall the battery pack.; Result code; battery pack. If the battery pack is still not charged, go to Check 4.
  • Page 69 – Procedure 5; Replacement Procedures
  • Page 70 – Board; The procedures described in this section are:
  • Page 71 – If an error message is shown on the display, perform Check 1.
  • Page 73 – Figure 2-2 Printer port LED
  • Page 81 – Tests and
  • Page 83 – Troubleshooting; FDD head cleaning operation details are given in Chapter 3,
  • Page 84 – Tests and Diagnostics,; Code Status; If any other message appears, perform Check 2.; Write protected
  • Page 85 – one following the steps in Chapter 4,
  • Page 86 – CAUTION; messages do not appear, perform Check 2.; Non-System disk or disk error
  • Page 87 – FDISK; Enter; System transferred; NOTE
  • Page 88 – Check 1 Format the HDD and transfer system files using; Tests and Diagnostics
  • Page 89 – for more information about
  • Page 90 – and perform the following checks:
  • Page 91 – and
  • Page 92 – If the keyboard or AccuPoint malfunctions, start with Check 1.
  • Page 96 – Optical drive Troubleshooting
  • Page 98 – Modem Troubleshooting
  • Page 100 – LAN Troubleshooting; Procedure 1: Connector Check and Replacement Check; Replacement
  • Page 101 – Bluetooth Troubleshooting; Then perform the test program again.
  • Page 102 – The Bluetooth function wiring diagram is shown below:
  • Page 103 – module with a new one following the steps in Chapter 4,
  • Page 104 – Wireless LAN Troubleshooting; Wireless LAN Test Program
  • Page 105 – The wireless LAN wiring diagram is shown below:
  • Page 106 – new one following the steps in Chapter 4,
  • Page 107 – Sound Troubleshooting
  • Page 110 – SD Card Slot Troubleshooting; If the card is not recognized or data are not red, go to Procedure 2.; The SD card is connected to IS2101 on the system board.
  • Page 112 – Tests and Diagnostics
  • Page 113 – Chapter 3
  • Page 114 – Tables
  • Page 115 – The Diagnostic Test; To start the diagnostics, follow these steps:
  • Page 117 – Executing the Diagnostic Test; Repair initial config set
  • Page 118 – key is pressed, the following
  • Page 119 – . The following DIAGNOSTIC TEST MENU; TOSHIBA Personal Computer XXXX DIAGNOSTICS
  • Page 120 – SYSTEM TEST XXXXXXX
  • Page 122 – Names; Test Name
  • Page 125 – Test
  • Page 127 – CPU TEMP = XX deg C Throttling level = XXXXh; System LED
  • Page 129 – The; Right Shift; Scan
  • Page 131 – InTouch/Presentation key
  • Page 133 – to change the mode.; changes the size of the displayed image.
  • Page 134 – changes the size of the displayed image in the following
  • Page 136 – Floppy Disk Test
  • Page 138 – To execute the Printer Test, select; to execute the
  • Page 142 – Hard Disk Test; To execute the Hard Disk Test, select; yes; or
  • Page 143 – HARD DISK TEST XXXXXXX
  • Page 144 – Worst pattern data; Write specified address
  • Page 145 – Real Timer Test
  • Page 148 – Sub# Address Good Bad
  • Page 149 – Tests and Diagnostics
  • Page 151 – Transmit test
  • Page 152 – in the reference machine the “OK” message will appear also; to return to the main menu.; Receive test
  • Page 156 – Setting the responder machine; Setting the tester machine; Release the write-protection of the floppy disk for the test.; Press
  • Page 157 – on the screen shows the following message.; Then the test returns to the main menu automatically.
  • Page 158 – Press any key to exit the test.
  • Page 161 – To
  • Page 162 – Destination Address = xxxxxxxxxxxx
  • Page 164 – reference machine to perform this test.
  • Page 166 – When the machine has passed the test, it displays
  • Page 167 – Error CODE; . The following message is; Message Meaning
  • Page 175 – Error Code and Error Status Names; Device name
  • Page 178 – Hard Disk Test Detail Status; HDC status = XXXXXXXX; Table 3-6 Hard disk controller status register contents; Bit Name
  • Page 180 – Cleaning; Selecting test; displays the; cleaning
  • Page 181 – Utilities
  • Page 182 – XXXXX ERRORS
  • Page 184 – Floppy Disk Drive Utilities; FORMAT
  • Page 185 – - EXIT TO DIAGNOSTICS MENU; Insert work disk into drive A:
  • Page 186 – Insert source disk into drive A:; To copy another disk, type
  • Page 188 – to return to the FDD UTILITIES MENU.
  • Page 189 – Configuration
  • Page 191 – Description
  • Page 193 – displays the SETUP
  • Page 194 – Accepting Changes and Exiting the SETUP Window; Esc; The Factory Preset Configuration
  • Page 195 – SETUP Options
  • Page 197 – Not Registered
  • Page 199 – Enabled
  • Page 200 – OPTION
  • Page 201 – OPTIONS
  • Page 202 – COM level; Parallel; LPT setting
  • Page 203 – ECP
  • Page 204 – KEYBOARD; Fn
  • Page 206 – Disables SD Controller functions.
  • Page 207 – Repair Initial Config Set; The following message will appear:; To make all the setting effective, turns off the power.
  • Page 208 – Thermal Radiation Control Test; Turn on the computer and start the Windows.
  • Page 210 – Replacement Procedures
  • Page 211 – Chapter 4
  • Page 215 – Replacement Procedures; How to See the
  • Page 216 – Safety Precautions
  • Page 217 – Before You Begin; Use only the correct and approved tools.
  • Page 218 – Disassembly Procedures
  • Page 219 – Tools and Equipment
  • Page 220 – Screw Tightening Torque; When you fasten screws, be sure to follow the torque list below.
  • Page 221 – Color of Screw Shaft
  • Page 222 – pack; Removing the Battery pack; Turn off the power of the computer.; battery lock; while sliding the; battery latch; spent battery packs.
  • Page 223 – Installing the Battery pack; the battery pack; into the battery slot. Make sure the battery pack is installed; into the lock position.
  • Page 224 – card; Removing the PC card; PC card; Installing the PC card
  • Page 225 – Removing the SD card; SD card; Installing the SD card
  • Page 226 – Removing the HDD; Turn the computer upside down.; screw; securing the HDD cover. Remove the; HDD cover; by
  • Page 227 – tab; Tab
  • Page 228 – screws; FLAT HEAD screw; HDD; from the; HDD bracket; Do not apply pressure to the top or bottom of the HDD.
  • Page 229 – Installing the HDD; Do not apply pressure to the middle of the HDD pack. It may damage the
  • Page 230 – memory; Removing the expansion Memory Module; Loosen the; Memory slot cover
  • Page 231 – latches; outward and remove the; memory module; Latch
  • Page 232 – Installing the expansion Memory module; Do not touch the connectors on the memory module or on the computer.; Never press hard or bend the memory module.; memory slot cover
  • Page 233 – Slim select bay module; Removing the Slim select bay module; The slim select bay module can become hot with use. Be careful when; B FLAT HEAD
  • Page 234 – Plastic brace
  • Page 235 – Installing the Slim select bay module
  • Page 236 – Removing the Keyboard; Remove the following; securing the keyboard holder.
  • Page 237 – keyboard holder; to unlatch and remove it.; securing the keyboard.; Keyboard holder; Figure 4-12 Removing the keyboard holder and screws
  • Page 238 – keyboard; and turn it face down on the cover.
  • Page 239 – (with e-ring) securing the keyboard support plate and remove the; keyboard support plate; Keyboard support plate
  • Page 240 – keyboard cable; from the connector; Keyboard
  • Page 241 – Installing the Keyboard
  • Page 242 – Removing the Modem Daughter Card; Z BIND
  • Page 243 – Installing the Modem Daughter Card
  • Page 245 – Removing the RTC battery; RTC battery; Installing the RTC battery
  • Page 246 – Removing the Cover/Touch pad
  • Page 247 – B FLAT HEAD screw
  • Page 248 – touch pad cable; cover; by lifting it up toward the front of the computer.
  • Page 249 – securing the
  • Page 250 – touch pad; touch pad switch; from the cover while unhooking the; from the connector on the touch pad.
  • Page 251 – Installing the Cover/Touch Pad
  • Page 252 – Removing the Memory module; Press the two
  • Page 253 – Installing the Memory module; into the connector slantwise (terminal side first) and press
  • Page 254 – Wireless LAN board; Removing the Wireless LAN board; Disconnect the; wireless LAN antenna cables; LAN board using an antenna coaxial cable disconnector.
  • Page 255 – Otherwise, the computer or the wireless LAN board may be damaged.; wireless LAN board
  • Page 256 – Removing the Bluetooth module; Bluetooth module
  • Page 257 – Installing the Bluetooth module; Place the; and connect it to the connector; Connect the; Bluetooth cable
  • Page 258 – Display assembly; Removing the Display assembly; Turn the computer face down, and remove the following
  • Page 260 – securing the display assembly.
  • Page 261 – display assembly; from the base assembly.
  • Page 262 – Installing the Display assembly
  • Page 263 – Removing the Sound board; Glass tape
  • Page 264 – and the; HDD con holder
  • Page 265 – Installing the Sound board
  • Page 266 – Removing the LAN jack; LAN jack; Installing the LAN jack
  • Page 267 – Removing the RGB harness holder/RGB board/Modem jack; securing the RGB harness holder.; RGB harness holder; while unhooking the front latches.
  • Page 268 – glass tape; modem cable; modem jack; Modem jack
  • Page 269 – RGB board; and disconnect the; RGB cable
  • Page 270 – Installing the RGB harness holder/RGB board/Modem jack
  • Page 271 – Removing the Fan
  • Page 272 – Installing the Fan
  • Page 274 – cooling fin; fin, be careful not to damage the CPU under the fin.; by turning the; cam; on the CPU socket 180 degrees to the; CPU
  • Page 275 – Installing the CPU; Make sure the cam is in the open position.; Place the CPU in such direction as shown below. (Pay attention to the; on the CPU socket 180 degrees to the clockwise
  • Page 276 – grease; When installing the CPU, apply new grease on the top of the CPU chip.; cooling
  • Page 277 – system board
  • Page 278 – Removing the Speaker; Figure 4-44 Removing the speakers
  • Page 279 – Installing the Speaker; Speaker cable
  • Page 280 – Power switch board; Removing the Power switch board; Remove the; power button holder; while pushing two
  • Page 281 – Installing the Power switch board
  • Page 282 – Removing the LCD unit/FL inverter; Remove the two; mask seals; and the following; securing the LCD mask.
  • Page 283 – LCD mask; while releasing the latches.
  • Page 284 – Insulator
  • Page 285 – on the sides of the LCD unit and the following; securing the LCD unit.
  • Page 286 – LCD unit; top edge of LCD unit is sensitive area.; copper tape
  • Page 287 – and detach the two; LCD supports; C S-FLAT HEAD screw; Figure 4-53 Detaching the LCD supports
  • Page 288 – aluminum cover
  • Page 289 – Installing the LCD unit/FL inverter; Stick the
  • Page 291 – to the LCD unit with the following; Lean the; against the lower side of the display cover.
  • Page 293 – Removing the Microphone/Wireless LAN antenna/Bluetooth antenna; hinge cap; Peel off the four; acetate tapes; Take out the; microphone; from the slot while passing the cable from the hole.; Hinge cap; Figure 4-54 Removing the microphone
  • Page 294 – Figure 4-55 Removing the wireless LAN/Bluetooth antenna
  • Page 296 – Removing the Hinge; LCD cable holder; B FLAT HEAD screw
  • Page 299 – securing the hinges at the back and remove the; hinges; Tapping; LCD cable
  • Page 300 – Installing the Hinge
  • Page 301 – Fluorescent Lamp; Type Part
  • Page 302 – Disassembling the 14.1-inch XGA Samsung Fluorescent Lamp; Remove the PCB cover and COF cover.; PCB Cover
  • Page 311 – Assembling the 14.1-inch XGA Samsung Fluorescent Lamp
  • Page 312 – lead wire
  • Page 325 – Appendix Contents
  • Page 331 – Appendix A Handling the LCD Module; Precautions for handling the LCD module
  • Page 337 – Appendix B Board Layout
  • Page 338 – Mark Number
  • Page 345 – Appendix C Pin Assignments; System board; Signal Name
  • Page 368 – SN Board
  • Page 371 – RG Board
  • Page 372 – SW Board
  • Page 373 – Appendix D Keyboard Scan/Character Codes
  • Page 376 – * Scan codes differ by overlay function.; key makes different codes.; key does not generate a code by itself.
  • Page 377 – Shift
  • Page 381 – Appendix E Key Layout; Figure E-1 UK keyboard
  • Page 383 – Appendix F Wiring diagrams; F.1 Parallel Port Wraparound Connector; Figure F-1 Parallel port wraparound connector
  • Page 384 – F.5 LAN Loopback Connector; Figure F-5 LAN loopback connector
  • Page 385 – Appendix G BIOS rewrite procedures; Tools
  • Page 387 – Appendix H EC/KBC rewrite procedures; BIOS/EC/KBC rewriting disk for the computer
  • Page 389 – Appendix I; The following table shows MTBF (Mean Time Between Failures).; Time
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Toshiba Personal Computer

TECRA M2

Maintenance Manual

TOSHIBA CORPORATION

File Number 960-468

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Summary

Page 2 - Copyright; Toshiba Personal Computer TECRA M2 Maintenance Manual; Disclaimer; ii

Copyright © 2004 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 information contained herein. Toshiba Personal Computer ...

Page 3 - Preface; SAFETY PRECAUTIONS; serious bodily injury, if the safety instruction is not observed.; iii

Preface This maintenance manual describes how to perform hardware service maintenance for the Toshiba Personal Computer TECRA M2. The procedures described in this manual are intended to help service technicians isolate faulty Field Replaceable Units (FRUs) and replace them in the field. SAFETY PRECA...

Page 4 - iv

The manual is divided into the following parts: Chapter 1 Hardware Overview describes the TECRA M2 system unit and each FRU. Chapter 2 Troubleshooting Procedures explains how to diagnose and resolve FRU problems. Chapter 3 Test and Diagnostics describes how to perform test and diagnostic operations ...

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