Table Of Contents - Lenovo 42962WU Hardware Maintenance Manual

Contents
About this manual. . . . . . . . . . .
Chapter 1. Safety information . . . . . 1
General safety . . . . . . . . . . . . . . . .
Electrical safety . . . . . . . . . . . . . . .
Safety inspection guide . . . . . . . . . . . .
Handling devices that are sensitive to electrostatic
discharge. . . . . . . . . . . . . . . . . .
Grounding requirements . . . . . . . . . . . .
Safety notices (multilingual translations) . . . . . .
Laser compliance statement (multilingual
translations) . . . . . . . . . . . . . . . .
Chapter 2. Important service
information . . . . . . . . . . . . . . 23
Strategy for replacing FRUs . . . . . . . . .
Strategy for replacing a hard disk drive . . .
Important notice for replacing a system
board . . . . . . . . . . . . . . . .
How to use error message . . . . . . . .
Strategy for replacing FRUs for CTO, CMV, and
GAV . . . . . . . . . . . . . . . . . . .
Product definition . . . . . . . . . . . .
FRU identification for CTO, CMV, and GAV
products . . . . . . . . . . . . . . .
Chapter 3. General checkout . . . . . 27
What to do first . . . . . . . . . . . . . .
Checkout guide . . . . . . . . . . . . . .
Diagnostics using PC-Doctor for DOS. . . .
Lenovo ThinkVantage Toolbox . . . . . . .
PC-Doctor for Windows . . . . . . . . .
PC-Doctor for Rescue and Recovery . . . .
FRU tests . . . . . . . . . . . . . . .
Power system checkout . . . . . . . . . . .
Checking the ac power adapter . . . . . .
Checking operational charging . . . . . .
Checking the battery pack . . . . . . . .
Checking the backup battery . . . . . . .
Chapter 4. Related service
information . . . . . . . . . . . . . . 37
Restoring the factory contents by using Product
Recovery discs . . . . . . . . . . . . . .
Restoring the factory contents by using Recovery
Disc Set . . . . . . . . . . . . . . . . .
Passwords . . . . . . . . . . . . . . . .
Power-on password . . . . . . . . . . .
Hard-disk password. . . . . . . . . . .
© Copyright Lenovo 2011
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Supervisor password . . . . . . . . . .
How to remove the power-on password . . .
How to remove the hard-disk password . . .
1
Power management
2
Screen blank mode . . . . . . . . . . .
3
Sleep (Standby) mode . . . . . . . . . .
Hibernation mode
3
Symptom-to-FRU index . . . . . . . . . . .
4
Numeric error codes
4
Error messages . . . . . . . . . . . .
Beep symptoms . . . . . . . . . . . .
16
No-beep symptoms . . . . . . . . . . .
LCD-related symptoms . . . . . . . . .
Intermittent problems . . . . . . . . . .
23 Undetermined problems . . . . . . . . .
24
Chapter 5. Status indicators . . . . . 51
24
Chapter 6. Fn key combinations . . . 53
24
Chapter 7. FRU replacement
25
notices . . . . . . . . . . . . . . . . 55
25
Screw notices . . . . . . . . . . . . . . .
Retaining serial numbers. . . . . . . . . . .
25
Restoring the serial number of the system
unit . . . . . . . . . . . . . . . . .
Retaining the UUID . . . . . . . . . . .
27
Reading or writing the ECA information . . .
28
28
Chapter 8. Removing and replacing a
31
FRU . . . . . . . . . . . . . . . . . . 59
31
Before servicing ThinkPad X220 Tablet and X220i
31
Tablet models . . . . . . . . . . . . . . .
31
1010 Digitizer pen . . . . . . . . . . . . .
33
1020 Battery pack . . . . . . . . . . . . .
33
1030 Hard disk drive (HDD) and solid state drive
33
(SSD) . . . . . . . . . . . . . . . . . .
34
1040 DIMM . . . . . . . . . . . . . . . .
34
1050 Hinge caps . . . . . . . . . . . . . .
1060 Keyboard . . . . . . . . . . . . . .
1070 Palm rest
1080 Backup battery . . . . . . . . . . . .
1090 PCI Express Mini Card for wireless
37
LAN/WiMAX. . . . . . . . . . . . . . . .
1100 PCI Express Mini Card for wireless WAN . .
37
1110 Bluetooth daughter card (BDC-2.1) . . . .
39
1120 Keyboard bezel . . . . . . . . . . . .
39
1130 LCD assembly . . . . . . . . . . . .
39
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