
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
Voltage-selection switch...........5
Safety inspection guide ...........5
Handling electrostatic discharge-sensitive devices ..6
Grounding requirements ..........7
Safety notices (multi-lingual translations) .....7
Chapter 3. General information ....39
The Lenovo Care program .........39
Additional information resources .......39
Specifications ..............40
Types 7812, 7813, 7814, 7815, 9680, 9681, 9682,
9683, 9684, and 9685 ..........40
Types 7816, 7817, 7818, 7819, 9686, 9687, 9688,
9689, 9690, and 9691 ..........41
Chapter 4. General Checkout .....43
Problem determination tips .........43
Chapter 5. Diagnostics ........45
PC-Doctor for Windows ..........45
PC-Doctor for Windows PE .........45
Running diagnostics from the Rescue and
Recovery workspace ..........45
PC-Doctor for DOS ............46
Creating adiagnostic CD image ......46
Creating diagnostic diskettes .......46
Running diagnostics from the CD or diskettes ..47
Navigating through the diagnostics programs ..47
Running tests.............47
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
Password considerations .........51
User Password ............52
Administrator Password .........52
Setting, changing, and deleting apassword...52
Using Security Profile by Device .......52
Selecting astartup device..........53
Selecting atemporary startup device .....53
Selecting or changing the startup device sequence 53
Advanced settings ............54
Exiting from the Setup Utility program .....54
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
7812, 7813, 7814, 7815, 9680, 9681,
9682, 9683, 9684, and 9685) ......83
Rear connectors .............84
Removing the cover ...........85
Locations ...............86
Locating parts on the system board ......87
Machine types 7812, 7813, 9680 and 9681 ...87
Machine types 7814, 7815, 9682 and 9683 ...88
Machine types 9684 and 9685 .......89
Accessing system board components and drives ..90
Replacing amemory module ........92
Replacing the CMOS battery.........94
Replacing the power supply .........95
Replacing the system board .........97
Types 7812, 7813, 9680, and 9681 ......97
Types 7814, 7815, 9682, 9683, 9684, and 9685 .. 100
Replacing the microprocessor ........ 104
Types 7812, 7813, 9680 and 9681 ...... 104
Types 7814, 7815, 9682, 9683, 9684, and 9685 .. 108
Replacing the hard disk drive ........112
Replacing an optical drive .........114
Replacing the diskette drive ........115
Replacing the power switch/LED assembly ...116
Replacing the front panel card........117
Replacing the system fan assembly ......117
Replacing aPCI adapter ..........119
Completing the FRU replacement ...... 120
Chapter 9. Replacing FRUs (Types
7816, 7817, 7818, 7819, 9686, 9687,
9688, 9689, 9690, and 9691) ..... 121
Rear connectors ............ 122
Removing the cover ........... 123
Locations............... 124
Locating parts on the system board ...... 125
Machine types 7816, 7817, 9686 and 9687 ... 125
Machine types 7818, 7819, 9688 and 9689 ... 126
Machine types 9690 and 9691 ....... 127
Removing and replacing the front bezel .... 128
Replacing the power supply ........ 129
Replacing the system board ........ 130
Types 7816, 7817, 9686 and 9687 ...... 130
Types 7818, 7819, 9688, 9689, 9690, and 9691 .. 134
Replacing the microprocessor ........ 139
©Lenovo 2005, 2008. Portions ©IBM Corp. 2005. iii