Lenovo THINKCENTRE 2491 manuels

Manuels d'utilisation et guides de l'utilisateur pour Cartes mères Lenovo THINKCENTRE 2491.
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Lenovo THINKCENTRE 2491 Manuel d'utilisateur (194 pages)

marque: Lenovo | Catégorie: Cartes mères | Taille: 6.31 MB |

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Table des matières

ThinkCentre

1

HardwareMaintenanceManual

1

“Safetyinformation”onpage3

4

Contents

5

Chapter10.Additionalservice

6

AppendixA.Notices.........183

6

Index.................185

6

Chapter1.Aboutthismanual

7

Chapter2.Safetyinformation

9

Voltage-selectionswitch

11

Safetyinspectionguide

11

Groundingrequirements

12

Chapter2.Safetyinformation7

13

.Safetyinformation9

15

Chapter2.Safetyinformation11

17

.Safetyinformation13

19

.Safetyinformation15

21

Chapter2.Safetyinformation17

23

Chapter2.Safetyinformation19

25

.Safetyinformation21

27

Chapter2.Safetyinformation23

29

.Safetyinformation25

31

Chapter2.Safetyinformation27

33

Chapter3.Generalinformation

35

Specications

37

Chapter4.Generalcheckout

39

Problemdeterminationtips

40

Chapter4.Generalcheckout35

41

Chapter5.Diagnostics

43

Runningtests

44

Testresults

45

QuickandFullerase-harddrive

45

Viewingthetestlog

46

Viewingandchangingsettings

47

Usingpasswords

47

Passwordconsiderations

48

Power-OnPassword

48

AdministratorPassword

48

HardDiskPassword

48

Enablingordisablingadevice

49

Selectingastartupdevice

50

Smartperformancechoices

50

Chapter7.Symptom-to-FRUindex

53

.Symptom-to-FRUindex49

55

.Symptom-to-FRUindex51

57

.Symptom-to-FRUindex53

59

.Symptom-to-FRUindex55

61

.Symptom-to-FRUindex57

63

.Symptom-to-FRUindex59

65

.Symptom-to-FRUindex61

67

Beepsymptoms

69

POSTerrorcodes

69

Miscellaneouserrormessages

71

Undeterminedproblems

72

Chapter8.ReplacingFRUs

75

Locatingcomponents

77

Locatingpartsonthesystemboard

77

Openingthecomputercover

78

Figure6.Removingthefrontbezel

80

Chapter8.ReplacingFRUs75

81

Figure10.RemovingthePCIcard

82

Replacingtheharddiskdrive

83

Replacingtheopticaldrive

84

Chapter8.ReplacingFRUs79

85

Replacingthebattery

86

Replacingtheheatsink

87

Replacingthemicroprocessor

88

Chapter8.ReplacingFRUs83

89

2onthemicroprocessor

91

Chapter8.ReplacingFRUs85

91

Replacingthesystemboard

92

2ofthemicroprocessorsocket

93

Chapter8.ReplacingFRUs87

93

Replacingthesystemfanassembly

94

Chapter8.ReplacingFRUs89

95

Replacingtheinternalspeaker

97

.ReplacingFRUs93

99

Replacingtheacpoweradapter

100

Attention:

101

Chapter8.ReplacingFRUs97

103

Completingthepartsreplacement

104

Chapter9.FRUlists

105

.FRUlists101

107

.FRUlists103

109

.FRUlists105

111

.FRUlists107

113

MechanicalFRUs

114

.FRUlists109

115

.FRUlists111

117

KeyboardandMouse

119

.FRUlists115

121

.FRUlists117

123

.FRUlists119

125

.FRUlists121

127

.FRUlists123

129

.FRUlists125

131

.FRUlists127

133

.FRUlists129

135

.FRUlists131

137

.FRUlists133

139

.FRUlists135

141

.FRUlists137

143

.FRUlists139

145

.FRUlists141

147

.FRUlists143

149

.FRUlists145

151

AdaptersandmiscellaneousFRUs

153

PowerCords

155

.FRUlists151

157

.FRUlists153

159

.FRUlists155

161

Recoverydiscs

162

.FRUlists157

163

.FRUlists159

165

.FRUlists161

167

Windows7HomeBasic32RecoveryCD

168

.FRUlists163

169

.FRUlists165

171

.FRUlists167

173

.FRUlists169

175

.FRUlists171

177

.FRUlists173

179

.FRUlists175

181

.FRUlists177

183

©CopyrightLenovo2011

185

Powermanagement

187

AutomaticPower-Onfeatures

187

AppendixA.Notices

189

Televisionoutputnotice

190

Trademarks

190

*0A74394*

194

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