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
ThinkVantageProductivityCenter.......29
LenovoSolutionCenter...........29
SimpleTap................29
Additionalinformationresources.......29
Specications...............30
Chapter4.Generalcheckout.....31
Checkingforpowerproblems.........31
Problemdeterminationtips..........32
Chapter5.Diagnostics........35
LenovoThinkVantageToolbox........35
LenovoSolutionCenter...........35
LenovoSystemToolbox...........36
PC-DoctorforRescueandRecovery......36
PC-DoctorforDOS.............36
Creatingadiagnosticdisc........37
Runningthediagnosticprogramfroma
diagnosticdisc.............37
Navigatingthroughthediagnostics
programs...............37
Runningtests.............37
Viewingthetestlog...........39
Chapter6.UsingtheSetupUtility...41
StartingtheSetupUtilityprogram.......41
Viewingandchangingsettings........41
Usingpasswords..............41
Passwordconsiderations.........41
Power-OnPassword..........42
AdministratorPassword.........42
HardDiskPassword...........42
Setting,changing,anddeletingapassword.42
Enablingordisablingadevice........42
Selectingastartupdevice..........43
Selectingatemporarystartupdevice....43
Selectingorchangingthestartupdevice
sequence...............43
ExitingfromtheSetupUtilityprogram.....43
Chapter7.Symptom-to-FRUindex..45
Harddiskdrivebooterror..........45
Diagnosticerrorcodes...........45
Beepsymptoms..............61
POSTerrorcodes.............61
Miscellaneouserrormessages........63
Undeterminedproblems...........64
Chapter8.ReplacingFRUs......67
Locations.................67
Locatingconnectorsonthefrontofyour
computer...............67
Locatingconnectorsontherearofyour
computer...............67
Locatingcomponents..........68
Locatingpartsonthesystemboard....69
Openingthecomputercover.........70
Removingandreinstallingthefrontbezel....71
Replacingamemorymodule.........72
Replacingthebattery............73
ReplacingthefrontaudioandUSBassembly..74
Replacingtheheatsink...........75
Replacingthemicroprocessor........77
Replacingthesystemboard.........78
Replacingthesystemfan..........80
Replacingtheharddiskdrive.........82
Replacingtheacpoweradapter........84
Replacingtheacpoweradapterbracket....84
Replacingtheopticaldrive..........87
Replacingtheinternalspeaker........88
Completingthepartsreplacement.......89
Chapter9.FRUlists..........91
Overall:MT3025,3034,3131,3142,3244,3257,
3307,3356,3467,3357,3692,3853,4394,5092,
5226,5296,6667,and6673.........91
MechanicalFRUs.............104
KeyboardandMouse............111
AdaptersandmiscellaneousFRUs.......146
PowerCords...............149
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