Table Of Contents - Lenovo ThinkCentre M72z Hardware Maintenance Manual
Machine types: 3512, 3528, 3533, 3535, 3536, 3537, 3538, 3539, 3543, 3548, 3549, 3553, 3554, 3556, 3558, and 3559
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Also See for ThinkCentre M72z:
- (120 pages) ,
- Guía del usuario (118 pages) ,
- Felhasználói kézikönyv (118 pages)
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Contents
Chapter 1. About this manual . . . . . . 1
Important Safety Information . . . . . . . . . .
Chapter 2. Safety information . . . . . . 3
General safety . . . . . . . . . . . . . . . .
Electrical safety . . . . . . . . . . . . . . .
Safety inspection guide . . . . . . . . . . . .
devices . . . . . . . . . . . . . . . . . .
Grounding requirements . . . . . . . . . . . .
Chapter 3. General information . . . . 29
Specifications . . . . . . . . . . . . . . .
Lenovo Welcome. . . . . . . . . . . . . .
Lenovo Solution Center . . . . . . . . . . .
SimpleTap . . . . . . . . . . . . . . . .
Chapter 4. General Checkout . . . . . 33
Problem determination tips . . . . . . . . . .
diagnostics . . . . . . . . . . . . . . 35
Basic troubleshooting . . . . . . . . . . . .
Troubleshooting procedure . . . . . . . . . .
Troubleshooting . . . . . . . . . . . . . .
Audio problems . . . . . . . . . . . .
CD problems . . . . . . . . . . . . .
DVD problems . . . . . . . . . . . . .
Intermittent problems . . . . . . . . . .
problems . . . . . . . . . . . . . . .
Monitor problems. . . . . . . . . . . .
Networking problems . . . . . . . . . .
Option problems . . . . . . . . . . . .
Performance and lockup problems . . . . .
Printer problems . . . . . . . . . . . .
Serial port problems. . . . . . . . . . .
Software problems . . . . . . . . . . .
USB problems . . . . . . . . . . . . .
Diagnostics . . . . . . . . . . . . . . . .
Lenovo Solution Center . . . . . . . . .
program . . . . . . . . . . . . . . . . 53
Starting the Setup Utility program . . . . . . .
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Viewing and changing settings . . . . . . . .
1
Using passwords. . . . . . . . . . . . . .
Password considerations . . . . . . . . .
3
Administrator Password . . . . . . . . .
3
Hard Disk Password. . . . . . . . . . .
5
5
Selecting a startup device . . . . . . . . . .
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sequence . . . . . . . . . . . . . . .
Hard disk drive boot error . . . . . . . . . .
Power Supply Problems . . . . . . . . . . .
Beep symptoms . . . . . . . . . . . . . .
POST error codes . . . . . . . . . . . . .
Miscellaneous error conditions . . . . . . . .
Undetermined problems . . . . . . . . . . .
Chapter 8. Locations . . . . . . . . . 63
the front of your computer . . . . . . . . . .
computer . . . . . . . . . . . . . . . . .
Locating major FRUs and CRUs . . . . . . . .
Looking up FRU information . . . . . . . . .
System board parts and connectors . . . . . .
Chapter 9. Replacing FRUs . . . . . . 71
cover . . . . . . . . . . . . . . . . . .
Removing the computer cover . . . . . . . .
Replacing the hard disk drive . . . . . . . . .
Replacing the optical drive . . . . . . . . . .
Removing the VESA mount bracket . . . . . .
Replacing the rear I/O assembly . . . . . . . .
shield . . . . . . . . . . . . . . . . . .
Replacing the power supply . . . . . . . . .
Replacing the microprocessor fan . . . . . . .
Replacing the heat sink assembly . . . . . . .
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Troubleshooting
