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Contents
Chapter 1. About this manual . . . . . . 1
Important safety information . . . . . . . . . . 1
Important information about replacing RoHS
compliant FRUs . . . . . . . . . . . . . . . 1
Chapter 2. Safety information. . . . . . 3
General safety . . . . . . . . . . . . . . . . 3
Electrical safety . . . . . . . . . . . . . . . 3
Voltage-selection switch . . . . . . . . . . . . 5
Safety inspection guide . . . . . . . . . . . . 5
Handling electrostatic discharge-sensitive
devices . . . . . . . . . . . . . . . . . . 6
Grounding requirements . . . . . . . . . . . . 6
Safety notices (multi-lingual translations) . . . . . 6
Chapter 3. General information . . . . 29
Lenovo Welcome. . . . . . . . . . . . . . 29
Lenovo ThinkVantage Tools . . . . . . . . . 29
Lenovo ThinkVantage Toolbox . . . . . . . . 29
ThinkVantage Productivity Center . . . . . . . 29
Additional information resources . . . . . . . 30
Specications . . . . . . . . . . . . . . . 31
Chapter 4. General checkout . . . . . 33
Checking for power problems. . . . . . . . . 33
Problem determination tips . . . . . . . . . . 34
Chapter 5. Diagnostics . . . . . . . . 37
Lenovo ThinkVantage Toolbox . . . . . . . . 37
PC-Doctor for DOS . . . . . . . . . . . . . 37
Creating a diagnostic disc . . . . . . . . 37
Running the diagnostic program from a
diagnostic disc. . . . . . . . . . . . . 38
Navigating through the diagnostics
programs . . . . . . . . . . . . . . . 38
Running tests . . . . . . . . . . . . . 38
Viewing the test log . . . . . . . . . . . 40
Chapter 6. Using the Setup Utility
program . . . . . . . . . . . . . . . . 41
Starting the Setup Utility program . . . . . . . 41
Viewing and changing settings . . . . . . . . 41
Using passwords. . . . . . . . . . . . . . 41
Password considerations. . . . . . . . . 42
Power-On Password . . . . . . . . . . 42
Administrator Password . . . . . . . . . 42
Hard Disk Password. . . . . . . . . . . 42
Setting, changing, and deleting a password . 42
Erasing lost or forgotten passwords (clearing
CMOS) . . . . . . . . . . . . . . . . 43
Enabling or disabling a device . . . . . . . . 43
Selecting a startup device . . . . . . . . . . 44
Selecting a temporary startup device . . . . 44
Selecting or changing the startup device
sequence . . . . . . . . . . . . . . . 44
Smart performance choices . . . . . . . . . 44
Exiting from the Setup Utility program . . . . . 45
Chapter 7. Symptom-to-FRU index . . 47
Hard disk drive boot error . . . . . . . . . . 47
Diagnostic error codes . . . . . . . . . . . 47
Beep symptoms . . . . . . . . . . . . . . 63
POST error codes . . . . . . . . . . . . . 63
Miscellaneous error messages . . . . . . . . 65
Undetermined problems . . . . . . . . . . . 66
Chapter 8. Replacing FRUs . . . . . . 69
Locations. . . . . . . . . . . . . . . . . 69
Locating connectors, controls, and indicators
on the front of your computer . . . . . . . 69
Locating connectors on the rear of your
computer . . . . . . . . . . . . . . . 70
Locating components . . . . . . . . . . 71
Locating parts on the system board . . . . 71
Opening the computer cover . . . . . . . . . 72
Removing and reinstalling the front bezel . . . . 73
Installing or replacing a memory module . . . . 74
Installing or replacing the PCI card . . . . . . . 75
Replacing the hard disk drive . . . . . . . . . 77
Replacing the optical drive . . . . . . . . . . 78
Replacing the battery . . . . . . . . . . . . 80
Replacing the heat sink . . . . . . . . . . . 81
Replacing the microprocessor . . . . . . . . 82
Replacing the system board . . . . . . . . . 86
Replacing the system fan assembly . . . . . . 88
Replacing the internal speaker . . . . . . . . 91
Replacing the front audio and USB assembly . . 92
Replacing the ac power adapter . . . . . . . . 94
Replacing the ac power adapter bracket . . . . 95
Completing the parts replacement . . . . . . . 98
Chapter 9. FRU lists . . . . . . . . . . 99
Overall MT: 0266, 0384, 2491, 4168, 5027, 5067, ,
and 7519 . . . . . . . . . . . . . . . . . 99
Mechanical FRUs . . . . . . . . . . . . . 108
Keyboard and Mouse . . . . . . . . . . . . 113
© Copyright Lenovo 2011
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