Lenovo T550 manuali

Lenovo T550 Informazioni Techniche (112 pagine)

Marchio: Lenovo | Categoria: Notebook | Dimensione: 57.68 MB |

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HardwareMaintenanceManual

1

FirstEdition(January2015)

2

©CopyrightLenovo2015

2

Contents

3

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

4

Aboutthismanual

5

Chapter1.Safetyinformation

7

Safetyinspectionguide

8

Chapter1.Safetyinformation3

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

19

14HardwareMaintenanceManual

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.Safetyinformation15

21

16HardwareMaintenanceManual

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.Safetyinformation17

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18HardwareMaintenanceManual

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StrategyforreplacingFRUs

25

Howtouseerrormessage

26

Productdeﬁnition

26

FRUidentiﬁcation

26

22HardwareMaintenanceManual

28

Chapter3.Generalcheckout

29

Checkoutguide

30

LenovoSolutionCenter

30

Quicktestprograms

30

UEFIdiagnosticprogram

31

Bootablediagnosticprograms

31

Powersystemcheckout

32

Checkingtheacpoweradapter

32

Checkingthecoin-cellbattery

33

28HardwareMaintenanceManual

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Passwords

38

Power-onpassword

38

Harddiskpassword

38

Supervisorpassword

39

Powermanagement

40

Sleepmode

40

Hibernationmode

41

Symptom-to-FRUindex

41

Numericerrorcodes

42

Errormessages

43

Beepsymptoms

43

No-beepsymptoms

44

LCD-relatedsymptoms

44

Intermittentproblems

44

Undeterminedproblems

45

40HardwareMaintenanceManual

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Chapter5.Locations

47

Left-sideview

48

Bottomview

48

LocatingFRUsandCRUs

49

MajorFRUs

50

Chapter5.Locations45

51

46HardwareMaintenanceManual

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Formodelswithtouchfunction:

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.Locations47

53

Miscellaneouspart

54

48HardwareMaintenanceManual

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LookingupFRUinformation

55

50HardwareMaintenanceManual

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Commonservicetools

57

Screwnotices

57

90degreesmore

58

(Cross-section)

58

180degreesmore

58

RetainingtheUUID

59

Generalguidelines

61

Beforeservicingthecomputer

62

Disablingthebuilt-inbattery

62

RemovingthemicroSIMcard

62

RemovingamajorFRU

62

1010Removablebattery

63

1020Basecoverassembly

63

58HardwareMaintenanceManual

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1030Keyboard

65

Removalstepsofthekeyboard

66

60HardwareMaintenanceManual

66

62HardwareMaintenanceManual

68

StepScrew(quantity)Color

70

(1.85kgf-cm)

70

1050Memorymodule

72

1060WirelessLANcard

72

1070WirelessWANcard

73

1080M.2solid-statedrive

74

1090Coin-cellbattery

75

1130Thermalfan

79

1140Speakerassembly

81

1160Fingerprintreaderassembly

83

Black0.181Nm

84

1180Systemboardassembly

85

1190LCDunit

87

1210Powerbuttonboard

89

1220Keyboardassembly

90

2010LCDbezelassembly

91

2020LCDpanelandLCDcable

91

2030Hingesandhingebrackets

92

2040Camera/microphonecard

93

2050LEDcableassembly

94

3010LCDfrontsheetbezel

98

(3 kgf-cm)

99

3030Hinges

100

3040Camera/microphonecard

101

3050Touchsensorcard

102

3060LEDcableassembly

103

.RemovingorreplacingaFRU99

105

102HardwareMaintenanceManual

108

AppendixA.Notices

109

Electronicemissionsnotices

110

Trademarks

110

*1PSP40G55010*

112

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