Contents
Aboutthismanual...........iii
Chapter1.Safetyinformation......1
Generalsafety................1
Electricalsafety...............2
Safetyinspectionguide............3
Handlingdevicesthataresensitivetoelectrostatic
discharge..................3
Groundingrequirements............4
Safetynotices(multilingualtranslations)......4
Lasercompliancestatement(multilingual
translations)................17
Chapter2.Importantservice
information..............23
StrategyforreplacingFRUs.........23
Strategyforreplacingaharddiskdrive...24
Importantnoticeforreplacingasystem
board................24
Howtouseerrormessage........24
StrategyforreplacingFRUsforCTO,CMV,and
GAV...................25
Productdenition............25
FRUidenticationforCTO,CMV,andGAV
products...............25
Chapter3.Generalcheckout.....27
Whattodorst..............27
Checkoutguide..............28
SystemsupportingtheLenovoThinkVantage
ToolboxprogramandthePC-DoctorforDOS
diagnosticsprogram..........28
SystemsupportingtheLenovodiagnostics
programs...............34
Powersystemcheckout...........36
CheckingtheACadapter.........36
Checkingoperationalcharging......37
Checkingthebatterypack........37
Checkingthebackupbattery.......38
Chapter4.Relatedservice
information..............39
RestoringthefactorycontentsbyusingRecovery
DiscSet.................39
Passwords................40
Power-onpassword...........40
Hard-diskpassword...........40
Supervisorpassword..........41
Howtoremovethepower-onpassword...41
Howtoremovethehard-diskpassword...41
Powermanagement............42
Screenblankmode...........42
Sleep(standby)mode..........42
Hibernationmode...........43
Symptom-to-FRUindex...........43
Numericerrorcodes..........44
Errormessages............48
Beepsymptoms............50
No-beepsymptoms...........50
LCD-relatedsymptoms.........50
Intermittentproblems..........52
Undeterminedproblems.........52
Chapter5.Statusindicators.....53
Chapter6.Fnkeycombinations...57
Chapter7.FRUreplacement
notices................61
Screwnotices...............61
Retainingserialnumbers...........63
Restoringtheserialnumberofthesystem
unit.................63
RetainingtheUUID...........63
ReadingorwritingtheECAinformation...64
Chapter8.Removingandreplacinga
FRU..................65
BeforeservicingThinkPadT410andT410i
models..................65
1010Batterypack.............66
1020ExpressCardblankbezel........67
1030SerialUltrabaySlimdeviceortravelbezel..68
1040Harddiskdrive(HDD)andsolidstatedrive
(SSD)..................69
1050DIMMslotcover............70
1060DIMM(intheslotontheundersideofthe
computer)................71
1070PCIExpressMiniCardforwirelessWAN..72
1080Keyboard..............74
1090DIMM(intheslotunderthekeyboard)...78
1100Backupbattery............80
1110PCIExpressMiniCardforwirelessLAN..81
1120Keyboardbezelassembly,FPCcable,and
Bluethoothdaughtercard(BDC-2.1)......83
1130SmartCardorContactlessSmartCard...87
1140Modemdaughtercard(MDC).......88
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