Table Of Contents - Lenovo ThinkPad Edge E520 Hardware Maintenance Manual
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Contents
About this manual. . . . . . . . . . .
Chapter 1. Safety information . . . . . . 1
General safety . . . . . . . . . . . . . . . .
Electrical safety . . . . . . . . . . . . . . .
Safety inspection guide . . . . . . . . . . . .
discharge. . . . . . . . . . . . . . . . . .
Grounding requirements . . . . . . . . . . . .
Safety notices (multilingual translations) . . . . . .
translations) . . . . . . . . . . . . . . . .
information . . . . . . . . . . . . . . 27
Strategy for replacing FRUs . . . . . . . . .
board . . . . . . . . . . . . . . . .
How to use error message . . . . . . . .
GAV . . . . . . . . . . . . . . . . . . .
Product definition . . . . . . . . . . . .
products . . . . . . . . . . . . . . .
Chapter 3. General checkout . . . . . 31
What to do first . . . . . . . . . . . . . .
Checkout guide . . . . . . . . . . . . . .
Lenovo ThinkVantage Toolbox . . . . . . .
FRU tests . . . . . . . . . . . . . . .
Power system checkout . . . . . . . . . . .
Checking the ac power adapter . . . . . .
Checking operational charging . . . . . .
Checking the battery pack . . . . . . . .
Checking the backup battery . . . . . . .
information . . . . . . . . . . . . . . 39
Disc Set . . . . . . . . . . . . . . . . .
Passwords . . . . . . . . . . . . . . . .
Power-on password . . . . . . . . . . .
Hard-disk password. . . . . . . . . . .
Supervisor password . . . . . . . . . .
© Copyright Lenovo 2011
iii
Screen blank mode . . . . . . . . . . .
Sleep (standby) mode . . . . . . . . . .
1
2
Symptom-to-FRU index . . . . . . . . . . .
3
Error messages . . . . . . . . . . . .
3
No-beep symptoms . . . . . . . . . . .
4
LCD-related symptoms . . . . . . . . .
4
Intermittent problems . . . . . . . . . .
Undetermined problems . . . . . . . . .
19
Chapter 5. Status indicators . . . . . 47
Chapter 6. Special keys . . . . . . . . 49
27
28
notices . . . . . . . . . . . . . . . . 51
28
Screw notices . . . . . . . . . . . . . . .
28
Retaining serial numbers. . . . . . . . . . .
28
unit . . . . . . . . . . . . . . . . .
28
Retaining the UUID . . . . . . . . . . .
29
FRU . . . . . . . . . . . . . . . . . . 55
31
32
1010 Battery pack . . . . . . . . . . . . .
32
1020 ExpressCard blank bezel . . . . . . . .
34
1030 Optical drive or travel cover . . . . . . .
35
1040 Bottom slot cover . . . . . . . . . . .
36
1050 Memory modules . . . . . . . . . . .
36
1060 Hard disk drive assembly . . . . . . . .
37
37
38
ThinkPad Edge E520 models . . . . . . . . .
E520 models . . . . . . . . . . . . . . .
1090 Backup battery . . . . . . . . . . . .
1110 Keyboard . . . . . . . . . . . . . .
39
1120 Top case assembly. . . . . . . . . . .
40
40
1140 Express sub card . . . . . . . . . . .
40
1150 Speaker assembly . . . . . . . . . . .
41
41
1170 CPU . . . . . . . . . . . . . . . .
41
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