Table Of Contents - Lenovo ThinkPad X240 Hardware Maintenance Manual
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Also See for ThinkPad X240:
- User manual (181 pages) ,
- Hardware maintenance manual (112 pages) ,
- Specifications (4 pages)
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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) . . . . . .
information . . . . . . . . . . . . . . 19
Strategy for replacing FRUs . . . . . . . . .
solid-state drive . . . . . . . . . . . .
board . . . . . . . . . . . . . . . .
How to use error message . . . . . . . .
and standard models . . . . . . . . . . . .
Product definition . . . . . . . . . . . .
FRU identification . . . . . . . . . . .
Chapter 3. General checkout . . . . . 23
What to do first . . . . . . . . . . . . . .
Checkout guide . . . . . . . . . . . . . .
Lenovo Solution Center . . . . . . . . .
Quick test programs. . . . . . . . . . .
UEFI diagnostic program . . . . . . . . .
Bootable diagnostic programs. . . . . . .
Power system checkout . . . . . . . . . . .
Checking the ac power adapter . . . . . .
Checking operational charging . . . . . .
Checking the external battery pack . . . . .
Checking the coin-cell battery . . . . . . .
information . . . . . . . . . . . . . . 29
product Recovery Disc Set . . . . . . . . . .
Windows 8 operating system . . . . . . . . .
Passwords . . . . . . . . . . . . . . . .
Power-on password . . . . . . . . . . .
Hard disk password . . . . . . . . . . .
Supervisor password . . . . . . . . . .
. . . . . . . . . . . .
© Copyright Lenovo 2013
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operating system only) . . . . . . . . . .
Sleep mode . . . . . . . . . . . . . .
1
1
Symptom-to-FRU index . . . . . . . . . . .
2
Error messages . . . . . . . . . . . .
3
Beep symptoms . . . . . . . . . . . .
4
No-beep symptoms . . . . . . . . . . .
4
LCD-related symptoms . . . . . . . . .
Intermittent problems . . . . . . . . . .
Undetermined problems . . . . . . . . .
19
Chapter 5. Status indicators . . . . . 41
19
combinations . . . . . . . . . . . . . 43
20
20
Chapter 7. Locations . . . . . . . . . 45
20
indicators. . . . . . . . . . . . . . . . .
20
Front view. . . . . . . . . . . . . . .
20
Left-side view . . . . . . . . . . . . .
Bottom view . . . . . . . . . . . . . .
Locating FRUs and CRUs . . . . . . . . . .
23
Major FRUs . . . . . . . . . . . . . .
24
24
Miscellaneous kits and other FRUs . . . . .
24
Looking up FRU information . . . . . . .
25
25
26
notices . . . . . . . . . . . . . . . . 53
26
Screw notices . . . . . . . . . . . . . . .
27
Retaining serial numbers. . . . . . . . . . .
27
unit . . . . . . . . . . . . . . . . .
28
Retaining the UUID . . . . . . . . . . .
29
FRU . . . . . . . . . . . . . . . . . . 57
General guidelines . . . . . . . . . . . . .
30
Before servicing the computer . . . . . . . .
32
Disabling the built-in battery . . . . . . .
32
Removing the SIM card tray. . . . . . . .
33
1010 External battery pack . . . . . . . . . .
34
1020 Base cover assembly . . . . . . . . . .
34
1030 Internal battery pack . . . . . . . . . .
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