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ThinkPad X300 Hardware Maintenance Manual
ThinkPad ® X300
Hardware Maintenance Manual
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ThinkPad ® X300
Hardware Maintenance Manual
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Note
Before using this information and the product it supports, be sure to read the general information under “Notices” on page
133.
Forth Edition (November 2008)
© Copyright Lenovo 2008. All rights reserved.
LENOVO products, data, computer software, and services have been developed exclusively at private expense and
are sold to governmental entities as commercial items as defined by 48 C.F.R. 2.101 with limited and restricted
rights to use, reproduction and disclosure.
LIMITED AND RESTRICTED RIGHTS NOTICE: If products, data, computer software, or services are delivered
pursuant a General Services Administration
GSA
″
contract, use, reproduction, or disclosure is subject to restrictions
set forth in Contract No. GS-35F-05925.
© 2008 Lenovo
″
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Contents
About
this manual
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No-beep symptoms . . . . . . . . . . . 44
LCD-related symptoms . . . . . . . . . 45
Intermittent problems . . . . . . . . . . 46
Undetermined problems . . . . . . . . . 46
. 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
information
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ThinkPad X300 . . . . . . . . . . . 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 X300
. 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
information .
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. . . . . . 60
1010 Battery pack . . . . . . . . . . . 61
1020 Optical drive or second battery or travel
cover . . . . . . . . . . . . . . . 62
1030 Solid state drive (SSD) . . . . . . . . 63
1040 DIMM . . . . . . . . . . . . . 65
1050 PCI Express Mini Card for wireless LAN . . 67
1060 Wireless USB adapter . . . . . . . . 70
1070 Keyboard . . . . . . . . . . . . 72
1080 Backup battery . . . . . . . . . . 76
1090 PCI Express Mini Card for wireless WAN 77
1100 Palm rest or palm rest with fingerprint
reader . . . . . . . . . . . . . . . 79
1110 Bluetooth daughter card (BDC-2) . . . . 82
1120 Keyboard bezel . . . . . . . . . . 83
1130 Audio FPC and audio sub card . . . . . 86
1140 Speaker assembly
. 23
What to do first . . . . . . . . . . . . . 24
Checkout guide . . . . . . . . . . . . . 25
Diagnostics using PC-Doctor for DOS
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. . . . 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
. . . . . . . . . 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 . . . . . . . . . . . . .
. . . . . . . 31
Related service
information .
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. 33
Restoring the factory contents by using Product
Recovery discs . . . . . . . . . . . . . 33
Passwords . . . . . . . . . . . . . . . 34
Power-on password
. 111
Locations . . . . . . . . . . . . . . . 113
Front view . . . . . . . . . . . . . 113
Rear view
. . . . . . . . . . 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
. . . . . . . . . . . . . 114
Bottom view . . . . . . . . . . . . . 114
Parts list . . . . . . . . . . . . . . . 115
Overall . . . . . . . . . . . . . . 116
LCD FRUs . . . . . . . . . . . . . 121
Keyboard . . . . . . . . . . . . . . 123
Miscellaneous parts . . . . . . . . . . 124
AC adapters . . . . . . . . . . . . . 126
Power cords . . . . . . . . . . . . . 128
Recovery discs . . . . . . . . . . . . 129
Common service tools . . . . . . . . . 132
. . . . . . . . . . . 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
© Copyright Lenovo 2008
iii
Safety
Important service
General checkout

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