IBM ThinkPad R40 - Page 119

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Removing and replacing a FRU

• Attach the system board so that the two small

projections on the base cover fit into the holes provided.

W hen in s ta llin g :

Note: W h e n replacing the system board, you must replace

the thermal pad F R U 5 022BZ40 23A also.

ThinkPad R40 115

Main Page

Table of Contents3
About this Manual5
Introduction7
Important Service Information7
- Strategy for Replacing Frus7
- How to Use Error Messages8
Diskette Compatibility Matrix8
Safety Notices: Multilingual Translations9
- Safety Information21
General Safety21
Electrical Safety22
Safety Inspection Guide23
Handling Devices that Are Sensitive to Electrostatic Discharge24
Grounding Requirements25
Laser Compliance Statement26
What to Do First29
General Descriptions29
Read this First29
Related Service Information32
Service Web Site32
Restoring the Preloaded System32
- Product Recovery Program32
- Using the Recovery CD33
Passwords34
- Supervisor Password35
- How to Remove the Hard-Disk Password36
- Standby Mode37
- Screen Blank Mode37
Power Management37
Hibernation Mode38
Checkout Guide40
Testing the Computer40
Detecting System Information with PC-Doctor42
Power System Checkout43
- Checking the Ac Adapter43
- Checking Operational Charging44
- Checking the Battery Pack44
- Checking the Backup Battery46
Thinkpad R4047
- Product Overview49
- Specifications49
- Status Indicators52
- FRU Tests54
- Fn Key Combinations56
- Symptom-To-FRU Index57
- Numeric Error Codes57
Error Messages60
Beep Symptoms61
No-Beep Symptoms61
LCD-Related Symptoms62
Intermittent Problems63
Undetermined Problems63
FRU Replacement Notices64
Screw Notices64
Retaining Serial Numbers65
Restoring the Serial Number of the System Unit65
Retaining the UUID65
Removing and Replacing a FRU67
1010 Battery Pack68
1020 Ultrabay Plus Device69
1030 Hard-Disk Drive70
1040 DIMM72
1050 Mini PCI Adapter74
1060 Keyboard77
1070 Backup Battery85
1080 Optical Storage in the Fixed Bay86
1090 PC Card Slot Assembly89
1100 Hinge Cover91
1110 Communication Daughter Card (CDC)92
Modem Daughter Card (MDC)93
IBM Integrated Bluetooth with 56K Modem (BMDC)96
1120 Fan Assembly98
1130 Cpu99
1140 Bluetooth Antenna Assembly101
1150 LCD Assembly102
1160 Keyboard Bezel107
1170 Speaker Assem Bly and M Icrophone Cable112
1180 System Board113
1190 Hard-Disk Drive Slot120
2000 Ultrabay Plus Guide Rail121
2010 I/O Bracket123
2020 LCD Front Bezel124
2030 Inverter Card125
2040 LCD Panel and LCD Cable Assembly126
2050 Antenna Assembly, Hinges, and LCD Cover128
Locations131
Front View for 2681, 2682, 2683, 2722, 2723, 2724131
Rear View for 2681, 2682, 2683, 2722, 2723, 2724133
- Bottom View for 2681, 2682, 2683, 2722, 2723, 2724134
- Front View for 2684, 2685135
- Rear View for 2684, 2685136
- Bottom View for 2684, 2685137
- Parts List138
- R40 Series Model Matrix138
- Overall148
- LCD Frus165
- 13/14 In. TFT166
15 In. TFT167
Keyboard169
Recovery Cds170
For Windows 2000 Professional170
For Windows XP Home Edition171
For Windows XP Professional172
Miscellaneous Parts173
AC Adapters176
Telephone Cable177
Optional Frus178
Ultrabay Plus Devices178
Other Optional Frus178
Common Parts List180
Tools180
Power Cords (System)180
Power Cords (Thinkpad Mini Dock)181
Notices182
Trademarks182

IBM ThinkPad R40 - Page 119

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