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
LenovoThinkVantageToolbox........29
ThinkVantageProductivityCenter.......29
LenovoWelcome..............29
Additionalinformationresources.......29
Specications...............30
Formachinetypes:0806,0810,0821,0823,
0827,0829,0832,0835,0842,0844,0846,
0848,0851,and4089...........30
Formachinetypes:0804,0809,0811,0822,
0825,0828,0830,0833,0837,0843,0845,
0847,and0849.............31
Chapter4.Generalcheckout.....33
Problemdeterminationtips..........33
Chapter5.Diagnosticprograms...35
LenovoThinkVantageToolbox........35
PC-DoctorforRescueandRecovery......35
PC-DoctorforDOS.............36
Creatingadiagnosticdisc........36
Runningthediagnosticprogramfromthe
diagnosticdisc.............36
Navigatingthroughthediagnosticprograms.36
Runningtests.............36
Viewingthetestlog...........38
Chapter6.UsingtheSetupUtility
program................39
StartingtheSetupUtilityprogram.......39
Viewingorchangingsettings.........39
Usingpasswords..............39
Passwordconsiderations.........40
Power-onpassword...........40
Administratorpassword.........40
Setting,changing,ordeletingapassword..40
Enablingordisablingadevice........40
Selectingastartupdevice..........41
Selectingatemporarystartupdevice....41
Viewingorchangingthestartupdevice
sequence...............41
ExitingtheSetupUtilityprogram.......42
Chapter7.Symptom-to-FRUindex.43
Harddiskdrivebooterror..........43
PowerSupplyProblems...........43
Diagnosticerrorcodes...........43
Beepsymptoms..............61
POSTerrorcodes.............62
Miscellaneouserrormessages........63
Undeterminedproblems...........65
Chapter8.ReplacingFRUs(Machine
Types:0806,0810,0821,0823,0827,
0829,0832,0835,0842,0844,0846,
0848,0851,and4089.).........67
Locatingconnectors,controls,andindicatorson
thefrontofyourcomputer..........67
Locatingconnectorsandpartsontherearofyour
computer.................68
Locatingcomponents............68
Locatingpartsonthesystemboard......69
Locatinginternaldrives...........70
Removingthecomputercover........71
Removingandreinstallingthefrontbezel....72
InstallingorreplacingaPCIcard.......74
Installingorreplacingamemorymodule....76
Replacingthebattery............78
Replacingthepowersupplyassembly.....79
Replacingtheheatsinkandfanassembly....81
Replacingthemicroprocessor........83
Replacingthesystemboard.........85
Replacingtheopticaldrive..........87
Replacingtheharddiskdrive.........89
ReplacingthefrontaudioandUSBassembly..91
Replacingtherearfanassembly........92
Completingthepartsreplacement.......94
Chapter9.ReplacingFRUs(Machine
Types:0804,0809,0811,0822,0825,
0828,0830,0833,0837,0843,0845,
0847,and0849.)............97
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