
Contents
Chapter 1. About this manual .....1
Important Safety Information .........1
Important information about replacing RoHS
compliant FRUs .............2
Chapter 2. Safety information .....3
General safety ..............3
Electrical safety .............3
Safety inspection guide ...........5
Handling electrostatic discharge-sensitive devices ..6
Grounding requirements ..........6
Safety notices (multi-lingual translations) .....7
Chapter 3. General information ....37
The Lenovo Care program .........37
Additional information resources .......37
Specifications ..............38
Machine types 7387, 7388, 7389, 7393, 7394, and
7395 ................38
Machine types 7390, 7391, 7392, 7396, 7397, and
7398 ................39
Chapter 4. General Checkout .....41
Problem determination tips .........41
Chapter 5. Diagnostics ........43
PC-Doctor for Windows ..........43
PC-Doctor for DOS ............43
Creating adiagnostic CD image ......44
Creating diagnostic diskettes .......44
Running diagnostics from the CD or diskettes ..44
Running diagnostics from the Rescue and
Recovery workspace ..........45
PC-Doctor for Windows PE .........45
Running diagnostics from the Rescue and
Recovery workspace ..........45
Navigating through the diagnostics programs ...46
Running tests..............46
Test results .............46
Fixed disk advanced test (FDAT) ......47
Quick and Full erase -hard drive ......48
Viewing the test log ...........49
Chapter 6. Using the Setup Utility ...51
Starting the Setup Utility program.......51
Viewing and changing settings ........51
Using passwords ............51
User Password ............51
Administrator or Supervisor Password ....52
Selecting astartup device..........53
Selecting atemporary startup device .....53
Changing the startup device sequence ....53
Exiting from the Setup Utility program .....53
Chapter 7. Symptom-to-FRU Index ...55
Hard disk drive boot error .........55
Power Supply Problems ..........55
Diagnostic error codes ...........56
Beep symptoms .............77
POST error codes ............78
Miscellaneous error messages ........80
Undetermined problems ..........81
Chapter 8. Replacing FRUs (Types
7387, 7388, 7389, 7393, 7394, and 7395) 83
Rear connectors .............84
Removing the covers ...........84
Locations ...............86
Identifying parts on the system board .....87
Machine Types 7387, 7388, and 7389 .....87
Machine Types 7393, 7394, and 7395 .....88
Removing and replacing the front bezel .....89
Replacing amemory module ........90
Replacing aPCI adapter ..........91
Replacing the CMOS battery.........92
Replacing the power supply .........93
Replacing the system board (Types 7393, 7394, and
7395) ................94
Replacing the system board (Types 7387, 7388, and
7389) ................97
Replacing the microprocessor (Types 7393, 7394,
and 7395)............... 100
Replacing the microprocessor (Types 7387, 7388,
and 7389)............... 104
Replacing the primary hard disk drive ..... 107
Replacing an optical drive ......... 108
Replacing the diskette drive ........ 109
Replacing the power switch/ LED assembly ...110
Replacing the front panel card assembly .... 111
Completing the FRU replacement.......112
Chapter 9. Replacing FRUs (Types
7390, 7391, 7392, 7396, 7397, and
7398) ...............113
Rear connectors ............114
Removing the cover ...........114
Locations ...............115
Identifying parts on the system board .....116
Machine Types 7390, 7391, and 7392 .....116
Machine Types 7396, 7397, and 7398 .....117
Removing and replacing the drive bay assembly 118
Replacing amemory module ........ 120
Replacing aPCI adapter.......... 121
Replacing the CMOS battery ........ 122
Replacing the power supply ........ 123
Replacing the system board (Types 7396, 7397, and
7398) ................ 125
©Lenovo 2006. Portions ©IBM Corp. 2005, 2006. iii