Contents
Chapter 1. Introduction | . | . | 1 |
Important service information | . | . | 1 |
FRU replacement strategy | . | . | 1 |
Hard disk drive replacement strategy . . . | . | . | 2 |
How to use error messages | . | . | 2 |
How to read POST error messages . . . . | . | . | 2 |
Safety notices: multilingual translations . . . . | . | . | 3 |
Safety information | . |
| 12 |
General safety | . |
| 12 |
Electrical safety | . |
| 13 |
Safety inspection guide | . |
| 14 |
Handling electrostatic |
|
| 15 |
Grounding requirements | . |
| 16 |
Laser compliance statement | . |
| 17 |
Laser radiation | . |
| 18 |
Chapter 2. General descriptions | . | 21 |
Read this first | . | 21 |
Related service information | . | 24 |
Service Web site | . | 24 |
Product recovery program | . | 24 |
Using Recovery CD | . | 25 |
Creating a Recovery Repair diskette . . . . | . | 26 |
Passwords . . . . . . . . . . . . . 26 | ||
Power management | . | 28 |
Checkout guide | . | 32 |
Testing the computer | . | 34 |
Detecting system information with | ||
Power system checkout | . | 38 |
Chapter 3. ThinkPad X20, X21, X22, X23, X24 . . | . 39 | |
Product overview | . | 42 |
Specifications | . | 42 |
Status indicators | . | 45 |
Fn key combinations | . | 47 |
. | 48 | |
Numeric error codes | . | 48 |
Error messages | . | 50 |
Beep symptoms | . | 51 |
. | 52 | |
Intermittent problems | . | 52 |
Undetermined problems | . | 53 |
FRU replacement notices | . | 54 |
Screw notices | . | 54 |
Retaining serial numbers | . | 55 |
Removing and replacing a FRU | . | 57 |
1010 Battery pack | . | 58 |
1020 DIMM | . | 59 |
1030 Backup battery | . | 60 |
1040 Hard disk drive | . | 61 |
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