IBM THINKPAD X121E Manual de usuario Pagina 52
- Pagina / 112
- Tabla de contenidos
- MARCADORES
Valorado. / 5. Basado en revisión del cliente
Notes:
•Makesurethatyouusethecorrectscrew.Ifyouhaveatorquescrewdriver,tightenallscrewsrmlytothe
torqueshowninthetableforeachstepinChapter8“RemovingandreplacingaFRU”onpage49.Never
useascrewthatyouremoved.Useanewone.Makesurethatallofthescrewsaretightenedrmly.
•Ensuretorquescrewdriversarecalibratedcorrectlyfollowingcountryspecications.
Retainingserialnumbers
Thistopicprovidesinstructionsonthefollowing:
•“Restoringtheserialnumberofthesystemunit”onpage46
•“RetainingtheUUID”onpage47
•“ReadingorwritingtheECAinformation”onpage47
Restoringtheserialnumberofthesystemunit
Whenthecomputerwasmanufactured,theEEPROMonthesystemboardwasloadedwiththeserial
numbersofthesystemandallmajorcomponents.Thesenumbersneedtoremainthesamethroughout
thelifeofthecomputer.
Ifyoureplacethesystemboard,youmustrestoretheserialnumberofthesystemboardtoitsoriginalvalue.
Beforereplacingthesystemboard,savetheoriginalserialnumberbydoingthefollowing:
1.InstalltheLENOVOThinkPadHardwareMaintenanceDisketteVersion1.76orlater,andrestartthe
computer.
2.Fromthemainmenu,select1.SetSystemIdentication.
3.Select2.ReadS/NdatafromEEPROM.
Theserialnumberofeachdeviceinyourcomputerisdisplayed.Theserialnumberofthesystemboardis
listedislistedas20:Serialnumber.
Writedownthatnumber.
Note:Theserialnumberofthesystemboardisalsowrittenonthelabelattachedtothebottomofthe
computer.
Afteryouhavereplacedthesystemboard,restoretheserialnumberbydoingthefollowing:
1.InstalltheLENOVOThinkPadHardwareMaintenanceDisketteVersion1.76orlaterandrestartthe
computer.
2.Fromthemainmenu,select1.SetSystemIdentication.
3.Select1.AddS/NdatafromEEPROM.Followtheinstructionsonthescreen.
IftheMTMandProductIDnumbersdifferfromeachotherontherearlabel,usewhatisshownforthe
ProductIDeld.Seeexamplebelow:
46HardwareMaintenanceManual
- HardwareMaintenanceManual 1
- FirstEdition(July2011) 2
- ©CopyrightLenovo2011 2
- Contents 3
- Chapter9.Locations.........79 4
- AppendixA.Notices........103 4
- Aboutthismanual 5
- Chapter1.Safetyinformation 7
- Electricalsafety 8
- Safetyinspectionguide 9
- Groundingrequirements 10
- Chapter1.Safetyinformation5 11
- 6HardwareMaintenanceManual 12
- .Safetyinformation7 13
- Chapter1.Safetyinformation9 15
- Chapter1.Safetyinformation11 17
- 12HardwareMaintenanceManual 18
- .Safetyinformation13 19
- 14HardwareMaintenanceManual 20
- .Safetyinformation15 21
- 16HardwareMaintenanceManual 22
- .Safetyinformation17 23
- 18HardwareMaintenanceManual 24
- StrategyforreplacingFRUs 25
- Howtouseerrormessage 26
- Productdenition 26
- 22HardwareMaintenanceManual 28
- Chapter3.Generalcheckout 29
- Checkoutguide 30
- Testingthecomputer 31
- LenovoThinkVantageToolbox 32
- FRUtests 33
- Powersystemcheckout 34
- Checkingtheacpoweradapter 34
- Checkingoperationalcharging 35
- Checkingthebatterypack 35
- Checkingthebackupbattery 36
- Passwords 38
- Power-onpassword 38
- Harddiskpassword 38
- Supervisorpassword 39
- Powermanagement 40
- Screenblankmode 40
- Sleep(standby)mode 40
- Hibernationmode 41
- Symptom-to-FRUindex 41
- Numericerrorcodes 42
- Errormessages 43
- Beepsymptoms 43
- No-beepsymptoms 43
- LCD-relatedsymptoms 44
- Intermittentproblems 44
- Undeterminedproblems 45
- 40HardwareMaintenanceManual 46
- Chapter5.Statusindicators 47
- 42HardwareMaintenanceManual 48
- Chapter6.Fnkeycombinations 49
- 44HardwareMaintenanceManual 50
- Screwnotices 51
- Retainingserialnumbers 52
- RetainingtheUUID 53
- 48HardwareMaintenanceManual 54
- 1010Batterypack 56
- 1020Bottomslotcover 57
- 1030Memorymodules 58
- •“1010Batterypack”onpage50 60
- 54HardwareMaintenanceManual 60
- .RemovingandreplacingaFRU55 61
- 56HardwareMaintenanceManual 62
- 1070Keyboard 63
- 58HardwareMaintenanceManual 64
- 1080Powersubcardandmicrophone 65
- 1090T opcaseassembly 66
- .RemovingandreplacingaFRU61 67
- 1100Bluetoothdaughtercard 68
- 1110Speakerassembly 69
- 1120I/Oboard 70
- 66HardwareMaintenanceManual 72
- Loosenthescrews 10 73
- 2010LCDunit 77
- 2020LCDbezelassembly 79
- 2030Integratedcamera 80
- .RemovingandreplacingaFRU77 83
- 78HardwareMaintenanceManual 84
- Frontview 85
- Bottomview 86
- Rearview 86
- Chapter10.Partslist 87
- .Partslist83 89
- 84HardwareMaintenanceManual 90
- .Partslist85 91
- 86HardwareMaintenanceManual 92
- .Partslist87 93
- 88HardwareMaintenanceManual 94
- .Partslist89 95
- 90HardwareMaintenanceManual 96
- .Partslist91 97
- 92HardwareMaintenanceManual 98
- .Partslist93 99
- Keyboard 100
- Miscellaneousparts 101
- Powercords 102
- Recoverydiscs 103
- Windows7HomeBasic(32-bit)DVDs 104
- Chapter10.Partslist99 105
- Windows7Ultimate(64-bit)DVDs 107
- Windows7Starter(32-bit)DVDs 107
- Windows7Ultimate(32-bit)DVDs 107
- Commonservicetools 108
- AppendixA.Notices 109
- Electronicemissionsnotices 110
- Trademarks 110
- *0A96013* 112
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