IBM MT 2675 52

unique IDs until the yearA.D. 3400. No two computers in

the world have the same number.

When you replace the system board, you must set the

UUID on the new system board as follows:

1. Install the ThinkPad hardware maintenance diskette

version 1.61, and restart the computer.

2. From the main menu, select 4.Assign UUID.

Anew UUID is created and written. If a valid UUID

already exists, it is not overwritten.

FRUreplacement notices

52 ThinkPad TransNote

Contents

Main Page Contents iii iv Introduction Important service information Strategy for replacing FRUs Strategy for replacing a hard-disk drive How to use error messages 2 Diskette compatibility matrix Safety notices: multilingual translations 4 Page 6 Page 8 Page 10 Page Safety information General safety 12 Electrical safety Safety inspection guide 14 Handling electrostatic discharge-sensitive devices Grounding requirements Laser compliance statement 16 Page 18 General descriptions Read this first What to do first: 20 Related service information Service Web site Using Recovery CD Passwords Power-on password: 22 Hard-disk password: Supervisor password: How to remove the power-on password How to remove the hard-disk password Power management Screen blank mode: 24 Standby mode: Hibernation mode: Checkout guide Testing the computer 26 Page Detecting system information with PC-Doctor Hardware Info 28 Utility Power system checkout Checking the ac adapter Checking operational charging Checking the battery pack 30 Checking the backup battery Checking the sub-battery Page ThinkPad TransNote 34 Product overview ThinkPad TransNote 35 Specifications The following table lists the specifications of the ThinkPad TransNote: Status indicators The system status indicators show the status of the computer,as follows: 36 ThinkPad TransNote 37 FRU tests 38 Fn key combinations 40 Symptom-to-FRU index Numeric error codes 42 ThinkPad TransNote 43 Error messages 44 Beep symptoms No beep symptoms ThinkPad TransNote 45 LCD-related symptoms 46 Identifying problems with the FlipTouch display Identifying problems with the ThinkScribe digital notepad Intermittent problems 48 Undetermined problems FRU replacement notices Screw notices 50 Retaining serial numbers Restoring the serial number of the system unit Retaining the UUID 52 Removing and replacing a FRU Removing the ThinkPad TransNote 54 Page 1010 Battery pack 56 Page Page Page Page Page Page Page Page Page 66 1040 Hard-disk drive and hard-disk drive cover Page Page Page Page 72 1060 Backup battery and sub-battery Page 1070 Digital-pen holder kit For a right-handed model 76 For a left-handed model 78 1080 Computer side Page Page 1090 ThinkScribe digital notepad assembly 82 Page Page 1100 Endurimer and system-digi cable 1110Audio card and speaker 86 Page Page 1120 Video card Page Page Page Page Page Page Page Page Page Page Page Page Page 1140 RJ11/45card and RJ11/45 cable Page Page 1150 Fan assembly 106 Page 2010 LCD assembly 108 Page Page Page 2020 LCD front bezel 112 Page Page 2030 LCD panel and Inverter card CAUTION: Page Page Page Page Page Page Page 2040 LCD cable 3010 Digital pen 4010 Changing the orientation of a left- or right-handed model 124 Page Page Page 128 Page Page Page Page Locations Front view Rear view 134 ThinkScribe digital notepad Parts list Overall The parts marked with asterisk are CRU (customer replacable unit). ThinkPad TransNote 137 138 LCD FRUs ThinkPad TransNote 139 Keyboard Endurimer/leather cover replacing kit 140 Miscellaneous parts ThinkPad TransNote 141 Optional FRUs 142 Common parts list Tools ThinkPad TransNote 143 Power cords (system) For 3-pin power cords: Notices Trademarks 144