Contents
Chapter1.Aboutthismanual......1
Importantsafetyinformation..........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....33
LenovoWelcome..............33
LenovoThinkVantageTools.........33
SimpleTap................33
LenovoSolutionCenter...........34
Additionalinformationresources.......34
Specications...............34
Formachinetypes:1982,1983,1985,1986,
1987,1990,1992,1993,1994,and1995...35
Formachinetypes:1996,1997,2002,2010,
2208,2209,2221,2224,2226,and2227...36
Chapter4.Generalcheckout.....37
Problemdeterminationtips..........37
Chapter5.Diagnosticprograms...39
LenovoThinkVantageToolbox........39
LenovoSolutionCenter...........39
PC-DoctorforDOS.............40
Creatingadiagnosticdisc........40
Runningthediagnosticprogramfromthe
diagnosticdisc.............40
Navigatingthroughthediagnosticprograms.40
Runningtests.............40
Viewingthetestlog...........42
Chapter6.UsingtheSetupUtility
program................43
StartingtheSetupUtilityprogram.......43
Viewingandchangingsettings........43
Usingpasswords..............43
Passwordconsiderations.........44
Power-OnPassword..........44
AdministratorPassword.........44
HardDiskPassword...........44
Setting,changing,anddeletingapassword.44
Erasinglostorforgottenpasswords(clearing
CMOS)................45
Enablingordisablingadevice........45
Selectingastartupdevice..........46
Selectingatemporarystartupdevice....46
Selectingorchangingthestartupdevice
sequence...............46
EnablingErPcompliancemode........46
ExitingtheSetupUtilityprogram.......47
Chapter7.Symptom-to-FRUindex..49
Harddiskdrivebooterror..........49
Powersupplyproblems...........49
Diagnosticerrorcodes...........49
Beepsymptoms..............67
POSTerrorcodes.............67
Miscellaneouserrormessages........69
Undeterminedproblems...........71
Chapter8.ReplacingFRUs(Machine
Types:1982,1983,1985,1986,1987,
1990,1992,1993,1994,and1995.)..73
Locations.................73
Locatingconnectors,controls,andindicators
onthefrontofyourcomputer.......74
Locatingconnectorsontherearofyour
computer...............75
Locatingcomponents..........76
Locatingpartsonthesystemboard....77
Locatinginternaldrives.........78
Handlingstatic-sensitivedevices.......78
Installingorreplacinghardware........79
Removingthecomputercover.......79
Removingandreinstallingthefrontbezel..80
InstallingorreplacingaPCIcard......81
Installingorreplacingamemorymodule...84
Installingorreplacingtheopticaldrive...86
Installingorreplacingthecardreader....88
Replacingthebattery..........92
Replacingthepowersupplyassembly...93
Replacingtheheatsinkandfanassembly..95
Replacingthemicroprocessor.......97
Replacingtheprimaryharddiskdrive....99
Replacingthesecondaryharddiskdrive...101
Replacingthefrontfanassembly.....103
Replacingtherearfan..........105
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