Toshiba Tecra M10

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4 Replacement Procedures 4.22 CPU/CPU fin/DC fan

4. Remove the following screws and separate the DC fan and CPU fin.

• M2.5×4B FLAT HEAD screw ×2

CPU fin

DC fan

M2.5x4B FLAT HEAD

Cool sheet

Figure 4-41 Removing the CPU fin/DC fan (2)

4-66 [CONFIDENTIAL] TECRA M10 Maintenance Manual (960-685)

Main Page

Default Chapter3
- Safety Precautions3
- Table of Contents6
Chapter 1 Hardware Overview11
- Hardware Overview13
- Features ...................................................................................................................... 1-113
- System Unit Block Diagram ...................................................................................... 1-913
- Inch Floppy Disk Drive (USB External) ........................................................... 1-1513
- Inch Hard Disk Drive......................................................................................... 1-1613
- Optical Drive (ODD) ............................................................................................... 1-1813
- Keyboard................................................................................................................. 1- 2213
  - TFT Color Display.................................................................................................. 1- 2313
  - Power Supply .......................................................................................................... 1- 2613
- Batteries .................................................................................................................. 1- 2813
- Features15
- Figure 1-1 Front of the Computer21
- Figure 1-2 System Unit Configuration22
- System Unit Block Diagram23
- Figure 1-4 3.5-Inch FDD (USB External)29
- 2.5-Inch Hard Disk Drive30
- Figure 1-6 DVD Super Multi Drive34
- DVD Super Multi Drive Outline Dimensions35
- TFT Color Display37
  - Figure 1-8 LCD Module37
  - FL Inverter Board Specifications39
- Power Supply40
Chapter 2 Troubleshooting Procedures47
Tables51
- Figures51
- Table51
- Troubleshooting53
- Troubleshooting Flowchart55
- Power Supply Troubleshooting60
  - Power Status Check60
  - Battery Icon60
  - DC in Icon61
  - Error Code Check62
  - Error Code63
  - DC Power Supply (AC Adapter)63
  - 2Nd Battery64
  - S3V Output64
  - E5V Output64
  - Connection Check68
  - Charging Check68
  - Replacement Check69
- System Board Troubleshooting70
  - Message Check71
  - Serial Port Check or Debugging Port Check73
  - A Set of Tool for Debug Port Test73
  - Debug Port Error Status75
  - Diagnostic Test Program Execution Check84
- USB FDD Troubleshooting85
  - FDD Head Cleaning Check85
  - FDD Error Code and Status86
  - Connector Check and Replacement Check87
  - 2.5” HDD Troubleshooting89
  - Partition Check89
  - Hard Disk Drive Error Code and Status92
- Keyboard Troubleshooting94
- Touch Pad Troubleshooting96
- Display Troubleshooting98
- External Monitor Check98
- Optical Disk Drive Troubleshooting101
- Modem Troubleshooting103
- LAN Troubleshooting105
- Wireless LAN Troubleshooting106
  - Transmitting-Receiving Check106
  - Antennas' Connection Check107
- Bluetooth Troubleshooting109
- Sound Troubleshooting111
- Bridge Media Slot Troubleshooting113
- Check on Windows os113
- PCI Expresscard Slot Troubleshooting114
  - Gigabit Ether Expresscard114
  - USB2.0 5In1 Expresscard114
  - Fingerprint Sensor Troubleshooting115
  - Setting Windows Log-ON Password116
  - Registration of Fingerprint116
  - Authentication of Fingerprint117
- Web Camera Troubleshooting119
- Intel Turbo Memory Troubleshooting121
Chapter 3 Tests and Diagnostics123
- The Diagnostic Test129
- Executing the Diagnostic Test132
  - Diagnostics Menu (T&D)133
  - H/W Initial Information Setting Tool136
  - Heatrun Test Program136
- Setting of the Hardware Configuration137
  - Initial Configuration137
  - DMI Information Save138
  - DMI Information Recovery138
- Heatrun Test139
- Subtest Names140
- System Test142
  - ROM Checksum142
  - Fan ON/OFF142
  - Geyserville142
  - Quick Charge143
  - DMI Read143
- Memory Test144
  - Conventional Memory144
  - Protected Mode144
  - Cache Memory (On/Off)144
- Keyboard Test145
- Pressed Key Code Display145
- Display Test146
  - VRAM Read/Write for VGA146
  - Gradation for VGA146
  - Gradation for LCD146
  - Gradation & Mode Test for VGA147
  - All Dot On/Off for LCD147
  - “H” Pattern Display148
  - LCD Brightness148
  - LCD EDID Information148
- Floppy Disk Test149
  - Sequential Read150
  - Sequential Read/Write150
  - Random Address/Data150
  - Write Specified Address150
- Printer Test151
- Ripple Pattern151
- Async Test153
  - FIR/SIR Point to Point (Send)153
  - FIR/SIR Point to Point (Receive)153
  - Wraparound (Board)153
- Hard Disk Test154
  - Cross Talk & Peak Shift156
  - Partial Read156
  - Read Specified Address156
  - W-R-C Specified Address156
- Real Timer Test157
  - Backup Memory157
  - Real Time Carry158
- NDP Test159
- Expansion Test160
  - PCMCIA Wraparound160
  - RGB Monitor ID161
- CD-ROM/DVD-ROM Test162
- Error Code and Error Status Names163
- Hard Disk Test Detail Status166
- HDC Error Register Contents167
- Only One Test168
  - Program Description168
  - Pressed Key Display (Main Key)169
  - Touch Pad170
  - Wireless Communication Switch171
  - Usb171
  - Acceleration Sensor174
  - Docker Dock/Undock176
  - Fan Control176
- Head Cleaning177
- Log Utilities178
- Running Test180
- Floppy Disk Drive Utilities181
  - FORMAT Program182
  - COPY Program183
  - DUMP Program184
  - HDD ID READ Program185
- System Configuration186
- Wireless LAN Test Program (Atheros)188
  - Check of the Wireless LAN Card Type188
  - Check of the Antenna Connection189
- Wireless LAN Test Program (Intel-Made A/B/G/N Setting up of REF PC)190
  - Configuration of Equipment for Transmitting-Receiving Test190
  - How to Setup the REF PC190
  - Install from Disk Window193
  - Select Network Protocol Window193
  - Local Area Connection Properties Window193
- Wireless LAN Test Program on DUT PC (Intel-Made)195
- Lan/Modem/Bluetooth/Ieee1394 Test Program199
  - LAN Test199
  - Modem Test202
  - Bluetooth Test203
  - IEEE1394 Test205
  - Transmit & Receive Test205
  - Responder Set205
- Sound Test Program206
- Test Program206
- Setup207
  - Accessing the SETUP Program209
  - Moving Within the SETUP Menu and Changing Values211
  - Accepting Changes and Exiting the SETUP Window211
  - The Factory Preset Configuration211
  - SETUP Options212
  - Boot Priority213
  - HDD Password Mode213
  - User Password213
  - Master Password213
  - HDD Priority214
  - Core-Multi Processing214
  - Dynamic CPU Frequency Mode214
  - Execute-Disable Bit Capability215
  - Virtualization Technology215
  - Trusted Execution Technology215
  - Auto Power on216
  - Critical Battery Wake-Up217
  - Beep Volume217
  - Diagnostic Mode217
  - USB Sleep and Charge217
  - Configuration218
  - Battery Save Mode218
  - Low Power218
  - Battery Save Options219
  - Processing Speed219
  - CPU Sleep Mode219
  - Cooling Method219
  - PCI Express Link ASPM220
  - Enhanced C-States220
  - I/O Ports220
  - Drives I/O221
  - PCI Bus221
  - Display221
  - Legacy Emulation222
  - Internal Pointing Device222
  - USB Kb/Mouse Legacy Emulation222
  - USB-FDD Legacy Emulation222
  - Pci Lan223
  - Security Controller223
  - USB Memory BIOS Support Type223
Chapter 4 Replacement Procedures225
- Overview233
- Battery Pack243
- PC Card/Bridge Media/Smart Card247
- Fin Cover253
- Optical Disk Drive (DVD-ROM/DVD-Super Multi Drive)257
- RGB Harness/Rj45 Harness285
- System Board290
- GFX Board/Gfx Fin294
- Sound Board/Microphone Harness (14.1-Inch Model)306
- Bluetooth Module315
- Camera Module/Wireless LAN Antenna/3G Antenna324
- Hinge337
- Fluorescent Lamp342
Appendices371
Appendix A Handling the LCD Module373
Appendix B Board Layout373
Appendix C Pin Assignments373
Appendix F Wiring Diagrams375
Appendix E Key Layout375
Appendix G BIOS Rewrite Procedures376
Appendix I Reliability376
Appendix A Handling the LCD Module381
- System Board (FG6IN) Front View387
Appendix B Board Layout387
- System Board (FG6IN*) Back View389
- System Board (FGGIN*) Front View391
- System Board (FGGIN*) Back View393
- System Board (FGAIN*) Front View395
- System Board (FGAIN*) Back View397
- P-SW Board (FG6SW*/FGGSW*/FGASW*) View399
- USB/MDC Board (FG6US*/FGGUS*/FGAUS*) View400
- Serial Board (FG6SR*/FGGSR*) View401
- Sound Board (FG6SN*/FGGSN*/FGASN*) View402
- Finger/Pad Button Board (FGGFS*) View403
- Pad Button Board (FGGTP*) View404
- SIM Board (FGGSM*) View405
- GPU Board (FGGNM*) View406
- ODD FPC (FGGOD*) View407
- CN1400 Memory a Connector(200-Pin)409
Appendix C Pin Assignments409
- CN1410 Memory B Connector (200-Pin)412
- CN1900 SATA HDD Interface Connector (20-Pin)415
- CN1950 SATA ODD Interface Connector (13-Pin)415
- Table415
Appendix D Keyboard Scan/Character Codes460
- No.124 Key Scan Code461
- Scan Codes in Overlay Mode461
- No.126 Key Scan Code462
- United Kingdom (UK) Keyboard463
- United States (US) Keyboard463
Appendix E Key Layout463
Appendix F Wiring Diagrams465
- RGB Monitor Loopback Connector465
- RS-232C Loopback Connector465
  - RS-232C Direct Connection Cable (9-Pin to 25-Pin)466
  - LAN Loopback Connector467
- RS-232C Direct Connection Cable (9-Pin to 9-Pin)466
Appendix Gbios Rewrite Procedures469
- Rewriting the BIOS469
Appendix Hec/Kbc Rewrite Procedures471
- Rewriting the EC/KBC471
Appendix I Reliability473

Toshiba Tecra M10 - Page 298

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