IBM ThinkCentre 8141.pdf

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Hardware Maintenance Manual
Types 8095, 8098, 8141 8142, 8143
Types 8144, 8145, 8146, 8171, 8172
Types 8173, 8420, 8421, 8422, 8423
Types 8424, 8425, 8427
Hardware Maintenance Manual
Types 8095, 8098, 8141 8142, 8143
Types 8144, 8145, 8146, 8171, 8172
Types 8173, 8420, 8421, 8422, 8423
Types 8424, 8425, 8427
Note:
Before using this information and the product it supports, be sure to read the
information under “Notices,” on page 343.
Ninth Edition (March 2008)
© Copyright Lenovo 2005, 2008.
Portions © Copyright International Business Machines Corporation 2005.
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.
Contents
Chapter 1. About this manual . . . . . 1
Important Safety Information . . . . . . . . .
Strategy for replacing FRUs for CTO, CMV, and GAV
products . . . . . . . . . . . . . . . .
Product definition . . . . . . . . . . .
FRU Identification for CTO, CMV, and GAV
products . . . . . . . . . . . . . . .
Important information about replacing RoHS
compliant FRUs . . . . . . . . . . . . .
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Setting, changing, and deleting a password .
Using Security Profile by Device . . . . .
Selecting a startup device . . . . . . . .
Selecting a temporary startup device . . .
Changing the startup device sequence . .
Advanced settings . . . . . . . . . .
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Chapter 7. Symptom-to-FRU Index . . . 59
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Hard disk drive boot error .
Power Supply Errors . . .
Diagnostic error codes . . .
Beep symptoms . . . . .
No-beep symptoms . . . .
POST error codes . . . .
Miscellaneous error messages
Undetermined problems . .
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Chapter 2. Safety information . . . . . 5
General safety . . . . . . . . . . . .
Electrical safety . . . . . . . . . . .
Safety inspection guide . . . . . . . . .
Handling electrostatic discharge-sensitive devices
Grounding requirements . . . . . . . .
Safety notices (multi-lingual translations) . . .
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Chapter 3. General information . . . . 41
The Access IBM program . . . . . . . . . .
Additional information resources . . . . . . .
Physical specifications . . . . . . . . . . .
Types 8095, 8096, 8141, 8142, 8145, 8420, and 8421
Types 8097, 8143, 8144, 8146, 8422, 8423 and 8427
Types 8098, 8171, 8172, 8173, 8424, and 8425 . .
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Chapter 8. Replacing FRUs (Types
8095, 8141, 8142, 8145, 8420, and 8421) 91
Locating controls and connectors on the front of the
computer . . . . . . . . . . . . . . . 91
Locating connectors on the rear of the computer . . 92
Removing the cover . . . . . . . . . . . 92
Locating components . . . . . . . . . . . 94
Identifying parts on the system board . . . . . 95
Removing and replacing memory . . . . . . . 96
Removing and replacing a PCI adapter . . . . . 97
Removing and replacing the battery . . . . . . 98
Removing and replacing the power supply . . . . 99
Removing and replacing the system board . . . 101
Removing and replacing the microprocessor . . . 103
Removing and replacing the hard disk drive . . . 109
Removing and replacing the optical drive . . . . 110
Removing and replacing the diskette drive . . . 111
Removing and replacing the fan assembly . . . . 112
Closing the cover and connecting cables . . . . 113
Chapter 4. General Checkout . . . . . 45
Problem determination tips .
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Chapter 5. Diagnostics using
PC-Doctor for DOS . . . . . . . . . 49
Starting PC-Doctor from the Rescue and Recovery
workspace . . . . . . . . . . . . . .
Starting PC-Doctor from a diagnostic diskette or
CD-ROM . . . . . . . . . . . . . .
Diagnostics program download . . . . . . .
Navigating through the diagnostics programs . .
Running diagnostics tests . . . . . . . . .
Test selection . . . . . . . . . . . .
Test results . . . . . . . . . . . .
Fixed disk advanced test (FDAT) . . . . .
Quick and Full erase - hard drive . . . . .
Viewing the test log . . . . . . . . . .
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Chapter 9. Replacing FRUs (Types
8143, 8144, 8146, 8422, 8423, and
8427) . . . . . . . . . . . . . . . 115
Locating controls and connectors on the front of
the computer . . . . . . . . . . . .
Locating connectors on the rear of the computer
Removing the cover . . . . . . . . . .
Locating components . . . . . . . . . .
Identifying parts on the system board . . . .
Removing and replacing memory. . . . . .
Removing and replacing a PCI adapter . . . .
Removing and replacing the battery . . . . .
Removing and replacing the power supply . .
Removing and replacing the system board . .
Removing and replacing the microprocessor . .
Removing and replacing the hard disk drive . .
Removing and replacing the optical drive . . .
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Chapter 6. Using the Setup Utility . . . 55
Starting the Setup Utility program . .
Viewing and changing settings . . .
Exiting from the Setup Utility program
Using passwords . . . . . . .
Password considerations . . . .
User Password . . . . . . .
Administrator Password . . . .
IDE Drive User Password . . .
IDE Drive Master Password . . .
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© Lenovo 2005, 2008. Portions © IBM Corp. 2005.
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