ThinkPad

ThinkPad $ ^{\circledR} $ T500 and W500 (15.4-inch widescreen)

Hardware Maintenance Manual

ThinkPad

ThinkPad $ ^{\circledR} $ T500 and W500 (15.4-inch widescreen)

Hardware Maintenance Manual

Before using this information and the product it supports, be sure to read the general information under “Notices” on page 177.

First Edition (July 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 to General Services Administration "GSA" contract, use, reproduction, or disclosure is subject to restrictions set forth in Contract No. GS-35F-05925.

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.

Undetermined problems ..... 46
ThinkPad T500 and W500 (15.4-inch widescreen) ..... 47
Specifications ..... 47
Status indicators ..... 50
FRU tests ..... 53
Fn key combinations ..... 55
FRU replacement notices ..... 58
Screw notices ..... 58
Retaining serial numbers ..... 59
Removing and replacing a