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Lenovo ThinkPad T520 T520i W520

Tags : LenovoThinkPadT520T520iW52042494260427042764281428242844239424042414242424342444246 
Lenovo ThinkPad T520 T520i W520 Hardware Maintenance Manual

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Description

Lenovo ThinkPad T520 T520i W520 Hardware Maintenance Manual
Ninth Edition (May 2013) - 172 pages

This manual contains service and reference information for the following ThinkPad® products.

ThinkPad T520 and T520i Machine type (MT) 4239, 4240, 4241, 4242, 4243, 4244, and 4246

ThinkPad W520 MT 4249, 4260, 4270, 4276, 4281, 4282, and 4284

Use this manual along with the advanced diagnostic tests to troubleshoot problems.

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
Laser compliance statements (multilingual
translations) . . . . . . . . . . . . . . . . 17
Chapter 2. Important service
information . . . . . . . . . . . . . . 25
Strategy for replacing FRUs . . . . . . . . . 25
Strategy for replacing a hard disk drive . . . 25
Important notice for replacing a system
board . . . . . . . . . . . . . . . . 26
How to use error codes . . . . . . . . . 26
Strategy for replacing FRUs for CTO, CMV, and
GAV . . . . . . . . . . . . . . . . . . . 26
Product definition . . . . . . . . . . . . 26
FRU identification for CTO, CMV, and GAV
products . . . . . . . . . . . . . . . 27
Chapter 3. General checkout . . . . . 29
What to do first . . . . . . . . . . . . . . 29
Checkout guide . . . . . . . . . . . . . . 31
System supporting the Lenovo ThinkVantage
Toolbox program and the PC-Doctor for DOS
diagnostics program . . . . . . . . . . 31
System supporting the Lenovo diagnostics
programs . . . . . . . . . . . . . . . 35
Power system checkout . . . . . . . . . . . 37
Checking the ac power adapter . . . . . . 37
Checking operational charging . . . . . . 38
Checking the battery pack . . . . . . . . 38
Checking the backup battery . . . . . . . 39
Chapter 4. Related service
information . . . . . . . . . . . . . . 41
Restoring the factory contents by using Recovery
Disc Set . . . . . . . . . . . . . . . . . 41
Passwords . . . . . . . . . . . . . . . . 42
Power-on password . . . . . . . . . . . 42
Hard-disk password. . . . . . . . . . . 42
Supervisor password . . . . . . . . . . 43
How to remove the power-on password . . . 43
How to remove the hard-disk password . . . 43
Power management . . . . . . . . . . . . 44
Screen blank mode . . . . . . . . . . . 44
Sleep (standby) mode . . . . . . . . . . 44
Hibernation mode . . . . . . . . . . . 45
Symptom-to-FRU index . . . . . . . . . . . 45
Numeric error codes . . . . . . . . . . 46
Error messages . . . . . . . . . . . . 47
Beep symptoms . . . . . . . . . . . . 48
No-beep symptoms . . . . . . . . . . . 48
LCD-related symptoms . . . . . . . . . 49
Intermittent problems . . . . . . . . . . 49
Undetermined problems . . . . . . . . . 49
Chapter 5. Installing and configuring
RAID . . . . . . . . . . . . . . . . . . 51
Supported RAID levels . . . . . . . . . . . 51
Configuring the system UEFI BIOS to enable
embedded SATA RAID functionality . . . . . . 51
Creating RAID volumes . . . . . . . . . . . 52
Deleting RAID volumes . . . . . . . . . . . 52
Chapter 6. Status indicators . . . . . 53
Chapter 7. Fn key combinations . . . 57
Chapter 8. FRU replacement
notices . . . . . . . . . . . . . . . . 61
Screw notices . . . . . . . . . . . . . . . 61
Retaining serial numbers. . . . . . . . . . . 62
Restoring the serial number of the system
unit . . . . . . . . . . . . . . . . . 62
Retaining the UUID . . . . . . . . . . . 63
Reading or writing the ECA information . . . 63
Chapter 9. Removing and replacing a
FRU . . . . . . . . . . . . . . . . . . 65
Before servicing ThinkPad T520, T520i, and
W520 . . . . . . . . . . . . . . . . . . 66
1010 Battery pack . . . . . . . . . . . . . 66
1020 Serial Ultrabay Enhanced device or travel
bezel . . . . . . . . . . . . . . . . . . 67
1030 DIMM slot cover . . . . . . . . . . . . 68
1040 DIMM (bottom slot). . . . . . . . . . . 69
1050 Hard disk drive slot cover, hard disk drive
(HDD) and HDD rubber rails or solid state drive
(SSD) and storage converter . . . . . . . . . 71
1060 Keyboard . . . . . . . . . . . . . . 72
1070 DIMM (upper slot) . . . . . . . . . . . 76
1080 PCI Express Mini Card for wireless LAN . . 77
1090 PCI Express Mini Card for wireless WAN . . 79
1090 mSATA solid state drive . . . . . . . . . 81
1100 Keyboard bezel assembly . . . . . . . . 82
1110 Bluetooth daughter card . . . . . . . . 84
1120 Backup battery . . . . . . . . . . . . 85
1130 Smart Card or Smart Card dummy spacer . 86
1140 Speaker assembly . . . . . . . . . . . 88
1150 Thermal module . . . . . . . . . . . . 89
1160 CPU . . . . . . . . . . . . . . . . 92
1170 LCD unit . . . . . . . . . . . . . . . 93
1180 Base cover assembly . . . . . . . . . . 96
1190 I/O sub card . . . . . . . . . . . . . 98
1200 System board assembly, magnesium
structure frame, and modem daughter card
(MDC) . . . . . . . . . . . . . . . . . . 99
2010 LCD bezel assembly . . . . . . . . . . 103
2020 LED sub card . . . . . . . . . . . . . 104
2030 Integrated camera . . . . . . . . . . . 105
2040 LCD cable, camera cable, LCD panel, and
hinges . . . . . . . . . . . . . . . . . . 105
2050 Antenna kit and LCD rear cover assembly . . 108
Chapter 10. Locations . . . . . . . . 111
Front view . . . . . . . . . . . . . . . . 111
Rear view. . . . . . . . . . . . . . . . . 112
Bottom view . . . . . . . . . . . . . . . 113
Chapter 11. Parts list . . . . . . . . 115
Overall . . . . . . . . . . . . . . . . . . 116
LCD FRUs . . . . . . . . . . . . . . . . 145
Keyboard . . . . . . . . . . . . . . . . . 151
Miscellaneous parts . . . . . . . . . . . . 152
AC adapters . . . . . . . . . . . . . . . 153
Power cords . . . . . . . . . . . . . . . 154
Recovery discs . . . . . . . . . . . . . . 155
Windows Vista Business (32 bit) DVDs . . . 155
Windows Vista Home Basic (32 bit) DVDs . . 156
Windows 7 Home Basic (32 bit) DVDs. . . . 156
Windows 7 Home Basic (64 bit) DVDs. . . . 157
Windows 7 Home Premium (32 bit) DVDs . . 157
Windows 7 Home Premium (64 bit) DVDs . . 158
Windows 7 Professional (32 bit) DVDs. . . . 159
Windows 7 Professional (64 bit) DVDs. . . . 160
Windows 7 Ultimate (32 bit) DVDs . . . . . 161
Windows 7 Ultimate (64 bit) DVDs . . . . . 162
Common service tools . . . . . . . . . . . 162
Appendix A. Notices . . . . . . . . . 163
Electronic emission notices. . . . . . . . . . 164
Trademarks . . . . . . . . . . . . . . . . 164



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