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Contents
About this manual. . . . . . . . . . . iii
Chapter 1. Safety information . . . . . 1
General safety . . . . . . . . . . . . . . . . 1 Electrical safety . . . . . . . . . . . . . . . 2 Safety inspection guide . . . . . . . . . . . . 3
Handling devices that are sensitive to electrostatic discharge. . . . . . . . . . . . . . . . . . 3
Grounding requirements . . . . . . . . . . . . 4 Safety notices (multilingual translations) . . . . . . 4
Chapter 2. Important service |
|
information | 19 |
Strategy for replacing FRUs | 19 |
Strategy for replacing a hard disk drive . . . | 20 |
Important notice for replacing a system |
|
board | 20 |
How to use error message | 20 |
Strategy for replacing FRUs for CTO, CMV, and |
|
GAV | 20 |
Product definition | 20 |
FRU identification for CTO, CMV, and GAV |
|
products | 21 |
Chapter 3. General checkout | 23 |
What to do first | 23 |
Checkout guide | 24 |
Diagnostics using | 24 |
Lenovo ThinkVantage Toolbox | 26 |
FRU tests | 27 |
Power system checkout | 28 |
Checking the ac power adapter | 28 |
Checking operational charging | 29 |
Checking the battery pack | 29 |
Checking the backup battery | 30 |
Chapter 4. Related service |
|
information | 31 |
Restoring the factory contents by using Recovery |
|
Disc Set | 31 |
Passwords | 32 |
32 | |
Hard disk password | 32 |
Supervisor password | 33 |
How to remove the | 33 |
How to remove the | 33 |
Power management | 34 |
Screen blank mode | 34 |
Sleep (standby) mode | 34 |
Hibernation mode | 35 |
35 | |
Numeric error codes | 36 |
Error messages | 37 |
Beep symptoms | 37 |
37 | |
38 | |
Intermittent problems | 38 |
Undetermined problems | 39 |
Chapter 5. Status indicators | 41 | |
Chapter 6. Fn key combinations . . . | 43 | |
Chapter 7. FRU replacement |
| |
notices | 45 | |
Screw notices | 45 | |
Retaining serial numbers | 46 | |
Restoring the serial number of the system |
| |
unit | 46 | |
Retaining the UUID | 47 | |
Reading or writing the ECA information . . . | 47 | |
Chapter 8. Removing and replacing a |
| |
FRU | 49 | |
Before servicing ThinkPad X121e models . . . . | 49 | |
1010 | Battery pack | 50 |
1020 | Bottom slot cover | 51 |
1030 | Memory modules | 52 |
1040 | Hard disk drive or solid state drive |
|
assembly | 53 | |
1050 | PCI Express Mini Card for wireless LAN . . | 54 |
1060 | PCI Express Mini Card for wireless WAN . . | 56 |
1070 | Keyboard | 57 |
1080 | Power sub card and microphone | 59 |
1090 | Top case assembly | 60 |
1100 | Bluetooth daughter card | 62 |
1110 | Speaker assembly | 63 |
1120 | I/O board | 64 |
1130 System board assembly, fan assembly, and |
| |
backup battery | 65 | |
1140 | CRT board assembly (with cable) | 67 |
1150 | 68 | |
2010 | LCD unit | 71 |
2020 | LCD bezel assembly | 73 |
2030 | Integrated camera | 74 |
2040 | LCD panel, LCD cable, and hinges . . . . | 75 |
© Copyright Lenovo 2011 | i |