Lenovo 33472YU manuales

Lenovo 33472YU Manual de usuario (98 paginas)

Marca: Lenovo | Categoria: Cuadernos | Tamaño: 16.77 MB |

Inglés

Tabla de contenidos

HardwareMaintenanceManual

1

FirstEdition(September2012)

2

©CopyrightLenovo2012

2

Contents

3

AppendixA.Notices..........89

4

Aboutthismanual

5

Chapter1.Safetyinformation

7

Electricalsafety

8

Safetyinspectionguide

9

Groundingrequirements

10

Chapter1.Safetyinformation5

11

6HardwareMaintenanceManual

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.Safetyinformation7

13

Chapter1.Safetyinformation9

15

VORSICHT

17

.Safetyinformation11

17

12HardwareMaintenanceManual

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.Safetyinformation13

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14HardwareMaintenanceManual

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.Safetyinformation15

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16HardwareMaintenanceManual

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.Safetyinformation17

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18HardwareMaintenanceManual

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.Safetyinformation19

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20HardwareMaintenanceManual

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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

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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

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Chapter6.Specialkeys

49

44HardwareMaintenanceManual

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Chapter7.Locations

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Rearview

52

Bottomview

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LocatingFRUsandCRUs

52

.Locations47

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MajorFRUsandCRUs

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.Locations49

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50HardwareMaintenanceManual

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LookingupFRUinformation

57

52HardwareMaintenanceManual

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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

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64HardwareMaintenanceManual

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Removalstepsofkeyboardbezel

72

66HardwareMaintenanceManual

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68HardwareMaintenanceManual

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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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