Lenovo 3980 User Manual download pdf (Page 26)

LaserstrahlungbeigeöffneterVerkleidung.NichtindenStrahlblicken.KeineLupenoderSpiegel

verwenden.Strahlungsbereichmeiden.

≥18kg(37lbs)≥32kg(70.5lbs)≥55kg(121.2lbs)

ACHTUNG:

ArbeitsschutzrichtlinienbeimAnhebenderMaschinebeachten.

ACHTUNG:

MitdemNetzschalteranderEinheitundamNetzteilwirddieStromversorgungfürdieEinheit

nichtunterbrochen.DieEinheitkannauchmitmehrerenNetzkabelnausgestattetsein.Umdie

StromversorgungfürdieEinheitvollständigzuunterbrechen,müssenallezumGerätführenden

NetzkabelvomNetzgetrenntwerden.

20HardwareMaintenanceManual

1 2 ... 21 22 23 24 25 26 27 28 29 30 31 ... 109 110

HardwareMaintenanceManual 1
Contents 5
AppendixA.Notices........101 6
Chapter1.Aboutthismanual 7
Chapter2.Safetyinformation 9
Voltage-selectionswitch 11
Safetyinspectionguide 11
Groundingrequirements 12
Chapter2.Safetyinformation7 13
.Safetyinformation9 15
10HardwareMaintenanceManual 16
Chapter2.Safetyinformation11 17
.Safetyinformation13 19
14HardwareMaintenanceManual 20
.Safetyinformation15 21
LenovoWelcome 36
AccessHelp 36
Specications 36
.Generalinformation31 37
32HardwareMaintenanceManual 38
Chapter4.Generalcheckout 39
Problemdeterminationtips 40
.Generalcheckout35 41
36HardwareMaintenanceManual 42
Chapter5.Diagnostics 43
PC-DoctorforRescueandRecovery 44
PC-DoctorforDOS 44
Creatingadiagnosticdisc 44
Runningtests 45
Viewingthetestlog 46
Chapter6.UsingtheSetupUtility 47
SetUserPassword 48
ChangeSupervisorPassword 48
Enablingordisablingadevice 48
Selectingastartupdevice 49
44HardwareMaintenanceManual 50
Chapter7.Symptom-to-FRUindex 51
46HardwareMaintenanceManual 52
.Symptom-to-FRUindex47 53
48HardwareMaintenanceManual 54
.Symptom-to-FRUindex49 55
50HardwareMaintenanceManual 56
.Symptom-to-FRUindex51 57
52HardwareMaintenanceManual 58
.Symptom-to-FRUindex53 59
54HardwareMaintenanceManual 60
.Symptom-to-FRUindex55 61
56HardwareMaintenanceManual 62
.Symptom-to-FRUindex57 63
58HardwareMaintenanceManual 64
.Symptom-to-FRUindex59 65
60HardwareMaintenanceManual 66
Beepsymptoms 67
POSTerrorcodes 67
Miscellaneouserrormessages 68
.Symptom-to-FRUindex63 69
Undeterminedproblems 70
Chapter8.ReplacingFRUs 71
Locatingcomponents 72
Locatingpartsonthesystemboard 73
Removingthecomputercover 74
Attention 75
Replacingthebattery 78
Replacingtheharddiskdrive 79
Chapter8.ReplacingFRUs75 81
Replacingthesystemfanassembly 83
2onthemicroprocessor 86
Replacingthesystemboard 88
Replacingtheacpoweradapter 89
Completingthepartsreplacement 90
.ReplacingFRUs85 91
88HardwareMaintenanceManual 94
.FRUlists89 95
MachineType3980 96
.FRUlists91 97
92HardwareMaintenanceManual 98
MachineType5214 99
.FRUlists95 101
MachineType5354 102
.FRUlists97 103
98HardwareMaintenanceManual 104
AppendixA.Notices 107
Televisionoutputnotice 108
Trademarks 108
*71Y6308* 110

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Lenovo 3980 User Manual Page 26

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