Contents
About this manual . . . . . . . . . .v
Safety information . . . . . . . . . .1
General safety . . . . . . . . . . . . . .2
Electrical safety . . . . . . . . . . . . .3
Safety inspection guide . . . . . . . . . . .5
Handling devices that are sensitive to electrostatic
discharge . . . . . . . . . . . . . . .6
Grounding requirements . . . . . . . . . .6
Safety notices: multilingual translations . . . . .7
Laser compliance statement . . . . . . . . .14
Important service information . . . . .17
Strategy for replacing FRUs . . . . . . . . .17
Strategy for replacing a hard disk drive . . . .18
Important notice for replacing a system board . .18
How to use error message . . . . . . . .18
Strategy for replacing FRUs for CTO, CMV, and
GAV . . . . . . . . . . . . . . . . .19
Product definition . . . . . . . . . . .19
FRU identification for CTO, CMV, and GAV
products . . . . . . . . . . . . . .19
Important information about replacing RoHS
compliant FRUs . . . . . . . . . . . . .21
General checkout . . . . . . . . . .23
What to do first . . . . . . . . . . . . .24
Checkout guide . . . . . . . . . . . . .25
Diagnostics using PC-Doctor for DOS . . . .26
PC-Doctor for Windows . . . . . . . . .28
PC-Doctor for Rescue and Recovery . . . . .28
Power system checkout . . . . . . . . . .29
Checking the AC adapter . . . . . . . . .29
Checking operational charging . . . . . . .30
Checking the battery pack . . . . . . . .30
Checking the backup battery . . . . . . .31
Related service information . . . . . .33
Restoring the factory contents by using Product
Recovery discs . . . . . . . . . . . . .33
Passwords . . . . . . . . . . . . . . .34
Power-on password . . . . . . . . . .34
Hard-disk password . . . . . . . . . .34
Supervisor password . . . . . . . . . .34
How to remove the power-on password . . . .35
How to remove the hard-disk password . . . .35
Power management . . . . . . . . . . .37
Screen blank mode . . . . . . . . . . .37
Standby mode . . . . . . . . . . . .37
Hibernation mode . . . . . . . . . . .38
Symptom-to-FRU index . . . . . . . . . .39
Numeric error codes . . . . . . . . . .39
Error messages . . . . . . . . . . . .43
Beep symptoms . . . . . . . . . . . .44
No-beep symptoms . . . . . . . . . . .44
LCD-related symptoms . . . . . . . . .45
Intermittent problems . . . . . . . . . .46
Undetermined problems . . . . . . . . .46
ThinkPad X301 . . . . . . . . . . .47
Specifications . . . . . . . . . . . . . .47
Status indicators . . . . . . . . . . . . .49
FRU tests . . . . . . . . . . . . . . .51
Fn key combinations . . . . . . . . . . .53
FRU replacement notices . . . . . . . . . .55
Screw notices . . . . . . . . . . . . .55
Retaining serial numbers . . . . . . . . .56
Removing and replacing a FRU . . . . . . . .59
Before servicing ThinkPad X301 . . . . . .60
1010 Battery pack . . . . . . . . . . .61
1020 Optical drive or second battery or travel
cover . . . . . . . . . . . . . . .62
1030 Solid state drive (SSD) or hard disk drive
(HDD) . . . . . . . . . . . . . . .63
1040 DIMM . . . . . . . . . . . . .65
1050 PCI Express Mini Card for wireless LAN . .67
1060 Wireless USB adapter or Intel Turbo
Memory . . . . . . . . . . . . . .70
1070 Keyboard . . . . . . . . . . . .73
1080 Backup battery . . . . . . . . . .77
1090 PCI Express Mini Card for wireless WAN 78
1100 Palm rest or palm rest with fingerprint
reader . . . . . . . . . . . . . . .80
1110 Bluetooth daughter card (BDC-2) . . . .82
1120 Keyboard bezel . . . . . . . . . .83
1130 Audio FPC and audio sub card . . . . .86
1140 Speaker assembly . . . . . . . . .88
1150 LCD assembly . . . . . . . . . . .89
1160 VGA cable and DC-in connector . . . . .92
1170 System board, fan, and base cover assembly 94
2010 LCD bezel assembly . . . . . . . . 100
2020 LCD panel and LCD cable . . . . . . 101
2030 Integrated camera . . . . . . . . . 105
2040 Antenna assembly . . . . . . . . . 106
2050 Hinge L and hinge R . . . . . . . . 109
2060 LED sub card, LED cable and LCD cover
assembly . . . . . . . . . . . . . . 111
Locations . . . . . . . . . . . . . . .113
Front view . . . . . . . . . . . . .113
Rear view . . . . . . . . . . . . .114
Bottom view . . . . . . . . . . . . .114
Parts list . . . . . . . . . . . . . . .115
Overall . . . . . . . . . . . . . .116
LCD FRUs . . . . . . . . . . . . . 124
Keyboard . . . . . . . . . . . . . . 126
Miscellaneous parts . . . . . . . . . . 127
AC adapters . . . . . . . . . . . . . 129
Power cords . . . . . . . . . . . . . 130
Recovery discs . . . . . . . . . . . . 131
© Copyright Lenovo 2008 iii