Contents
Chapter1.Aboutthismanual......1
Importantsafetyinformation..........1
ImportantinformationaboutreplacingRoHS
compliantFRUs...............1
Chapter2.Safetyinformation......3
Generalsafety................3
Electricalsafety...............3
Voltage-selectionswitch............5
Safetyinspectionguide............5
Handlingelectrostaticdischarge-sensitive
devices..................6
Groundingrequirements............6
Safetynotices(multi-lingualtranslations).....6
Chapter3.Generalinformation....29
OnlineBooksfolder.............29
LenovoThinkVantageTools.........29
ThinkVantageProductivityCenter.......29
AccessHelp...............30
Additionalinformationresources.......30
Specications...............30
Chapter4.Generalcheckout.....33
Checkingforpowerproblems.........33
Problemdeterminationtips..........34
Chapter5.Diagnosticprograms...37
LenovoThinkVantageToolbox........37
LenovoSystemToolbox...........37
PC-DoctorforRescueandRecovery......38
PC-DoctorforDOS.............38
Creatingadiagnosticdisc........38
Runningthediagnosticprogramfromthe
diagnosticdisc.............38
Navigatingthroughthediagnostics
programs...............39
Runningtests.............39
Viewingthetestlog...........40
Chapter6.UsingtheSetupUtility
program...............43
StartingtheSetupUtilityprogram.......43
Viewingandchangingsettings........43
Usingpasswords.............43
Passwordconsiderations.........43
Power-OnPassword..........44
AdministratorPassword.........44
HardDiskUserPassword........44
Setting,changing,anddeletingapassword.44
Enablingordisablingadevice........44
Selectingastartupdevice..........45
Selectingatemporarystartupdevice....45
Selectingorchangingthestartupdevice
sequence...............45
ExitingtheSetupUtilityprogram.......45
Chapter7.Symptom-to-FRUindex..47
Harddiskdrivebooterror..........47
Diagnosticerrorcodes...........47
Beepsymptoms..............63
POSTerrorcodes.............63
Miscellaneouserrormessages........64
Undeterminedproblems...........66
Chapter8.ReplacingFRUs......67
Locations.................67
Locatingconnectorsonthefrontofthe
computer...............67
Locatingconnectorsontherearofthe
computer...............68
Locatingcomponents..........69
Locatingpartsonthesystemboard....70
Openingthecomputercover.........71
Replacingthebattery............72
Replacingamemorymodule.........73
Replacingtheadaptercard..........74
ReplacingthefrontaudioandUSBassembly..76
Replacingtheheatsink...........77
Replacingthemicroprocessor........78
Replacingthesystemboard.........80
Replacingthesystemfan..........83
Replacingtheharddiskdrive.........85
Replacingtheopticaldrive..........86
Replacingtheinternalspeaker........88
CompletingtheFRUreplacement.......89
Chapter9.FRUlists..........91
Overall:MT6136,6139,7187,7345,7348,7356,
7359,7479,7626,7629,7637,8338,8820,and
9961..................91
MechanicalFRUs.............113
KeyboardandMouse............123
AdaptersandmiscellaneousFRUs.......153
PowerCords...............156
Recoverydiscs..............162
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