Lenovo 33472YU Bedienungsanleitung PDF herunterladen (Seite 85)

aPlatformControllerHub(PCH)

bMicroprocessor

cAccelerometerchipfortheharddiskdriveActiveProtectionSystem™

StepScrew(quantity)Color

Torque

M2×2.5mm,wafer-head,nylon-coated(3)

Black0.181Nm

(1.85kgf-cm)

Applyinglabelstothebasecover

ThenewbasecoverFRUisshippedwithakitcontainingthefollowinglabel.Applythelabellistedwhen

youreplacethebasecover.

1Machinetypeandserialnumberlabel

Forthelabelswhicharenotshippedwiththenewbasecover,peelthemofffromtheoldbasecover,and

adherethemtothenewone.

Chapter9.RemovingorreplacingaFRU79

1 2 ... 80 81 82 83 84 85 86 87 88 89 90 ... 97 98

HardwareMaintenanceManual 1
FirstEdition(September2012) 2
Contents 3
AppendixA.Notices..........89 4
Aboutthismanual 5
Chapter1.Safetyinformation 7
Electricalsafety 8
Safetyinspectionguide 9
Groundingrequirements 10
Chapter1.Safetyinformation5 11
6HardwareMaintenanceManual 12
.Safetyinformation7 13
Chapter1.Safetyinformation9 15
VORSICHT 17
.Safetyinformation11 17
12HardwareMaintenanceManual 18
.Safetyinformation13 19
14HardwareMaintenanceManual 20
.Safetyinformation15 21
16HardwareMaintenanceManual 22
.Safetyinformation17 23
18HardwareMaintenanceManual 24
.Safetyinformation19 25
20HardwareMaintenanceManual 26
StrategyforreplacingFRUs 27
Chapter3.Generalcheckout 31
Checkoutguide 32
LenovoSolutionCenter 32
Quicktestprograms 32
UEFIdiagnosticprogram 33
Bootablediagnosticprograms 33
Powersystemcheckout 34
Checkingtheacpoweradapter 34
Checkingoperationalcharging 35
Checkingthebatterypack 35
Checkingthebackupbattery 35
30HardwareMaintenanceManual 36
Passwords 39
Power-onpassword 39
Hard-diskpassword 39
Supervisorpassword 40
Powermanagement 41
Sleepmode 41
Hibernationmode 41
Wirelessoffmode 42
Symptom-to-FRUindex 42
Numericerrorcodes 42
.Relatedserviceinformation37 43
Errormessages 44
No-beepsymptoms 44
Beepsymptoms 44
LCD-relatedsymptoms 45
Intermittentproblems 45
Undeterminedproblems 45
Chapter5.Statusindicators 47
42HardwareMaintenanceManual 48
Chapter6.Specialkeys 49
44HardwareMaintenanceManual 50
Chapter7.Locations 51
Rearview 52
Bottomview 52
LocatingFRUsandCRUs 52
.Locations47 53
MajorFRUsandCRUs 54
.Locations49 55
50HardwareMaintenanceManual 56
LookingupFRUinformation 57
52HardwareMaintenanceManual 58
Screwnotices 59
Retainingserialnumbers 60
RetainingtheUUID 61
56HardwareMaintenanceManual 62
Beforeservicingthecomputer 64
Disablingthebuilt-inbattery 64
RemovingtheSIMcard 64
.RemovingorreplacingaFRU59 65
1020Keyboard 66
.RemovingorreplacingaFRU61 67
StepScrew(quantity)Color 69
(1.85kgf-cm) 69
•“1020Keyboard”onpage60 70
64HardwareMaintenanceManual 70
Removalstepsofkeyboardbezel 72
66HardwareMaintenanceManual 72
68HardwareMaintenanceManual 74
1060Batterypack 75
1070Proximitysensors 76
1090LCDunit 79
76HardwareMaintenanceManual 82
1100DC-inconnector 83
2010Buttonbezel 87
2020LCDpanel 87
2030Buttonboard 88
2040Integratedcamera 89
2050Hinge 90
WirelessLANmainantenna 91
LCDcableassembly 91
AppendixA.Notices 95
Electronicemissionsnotices 96
Trademarks 96
*1P0B48943* 98

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