Lenovo H520g Desktop manuali

Manuali dei proprietari e guide per l'utente per Computer Lenovo H520g Desktop.
We fornisce 1 manuali pdf Lenovo H520g Desktop per scaricare gratuitamente in base al tipo di documento: Manuale Utente


Lenovo H520g Desktop Manuale Utente (112 pagine)


Marchio: Lenovo | Categoria: Computer | Dimensione: 7.05 MB |

 

Indice

LenovoH520g

1

HardwareMaintenanceManual

1

FirstEdition(January2013)

2

Contents

3

Chapter10.FRUlists.........95

4

Chapter11.Additionalservice

4

AppendixA.Notices.........103

4

Index.................105

4

Chapter1.Aboutthismanual

5

Chapter2.Safetyinformation

7

Voltage-selectionswitch

9

Safetyinspectionguide

9

Groundingrequirements

10

Chapter2.Safetyinformation7

11

.Safetyinformation9

13

Chapter2.Safetyinformation11

15

.Safetyinformation13

17

.Safetyinformation15

19

Chapter2.Safetyinformation17

21

≥18kg≥32kg≥55kg

23

.Safetyinformation21

25

Chapter2.Safetyinformation25

29

Chapter3.Generalinformation

33

LenovoSupportWebsite

34

Chapter4.Generalcheckout

35

Basictroubleshooting

37

Troubleshootingprocedure

38

Troubleshooting

39

Audioproblems

39

NoaudioinWindows

40

CDproblems

41

DVDproblems

42

Intermittentproblems

43

Harddiskdriveproblems

43

Monitorproblems

46

Networkingproblems

47

AwirelessLANproblem

49

AwirelessWANproblem

49

Optionproblems

50

Performanceandlockupproblems

51

Printerproblems

53

Serialportproblems

53

Softwareproblems

54

USBproblems

55

Diagnostics

55

LenovoSolutionCenter

55

Viewingandchangingsettings

57

Usingpasswords

57

Passwordconsiderations

58

Power-OnPassword

58

AdministratorPassword

58

HardDiskPassword

58

Enablingordisablingadevice

59

Selectingastartupdevice

59

EnablingErPcompliancemode

60

ExitingtheSetupUtilityprogram

61

Chapter7.Symptom-to-FRUindex

63

POSTerrorcodes

64

.Symptom-to-FRUindex61

65

Miscellaneouserrormessages

66

Undeterminedproblems

67

Chapter8.Locations

69

LocatingmajorFRUsandCRUs

70

Locatingpartsonthesystemboard

72

Locatinginternaldrives

73

Chapter9.ReplacingFRUs

75

Removingthecomputercover

76

Attention:

77

Figure7.Removingthefrontbezel

77

InstallingorreplacingaPCIcard

78

.ReplacingFRUs75

79

Figure10.RemovingaPCIcard

80

Replacingthebattery

81

Chapter9.ReplacingFRUs79

83

Replacingtheopticaldrive

84

.ReplacingFRUs81

85

Chapter9.ReplacingFRUs83

87

Replacingthemicroprocessor

89

2onthemicroprocessor

91

Chapter9.ReplacingFRUs87

91

Replacingthesystemboard

92

Chapter9.ReplacingFRUs89

93

Chapter9.ReplacingFRUs91

95

Completingthepartsreplacement

97

Chapter10.FRUlists

99

.FRUlists97

101

©CopyrightLenovo2013

103

Powermanagement

106

AutomaticPower-onfeatures

106

AppendixA.Notices

107

EuropeanconformanceCEmark

108

Trademarks

108

Televisionoutputnotice

108





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