Lenovo ThinkPad E555 User Manual download pdf (Page 5)

Aboutthismanual

ThismanualcontainsserviceandreferenceinformationforthefollowingThinkPad

product:

ThinkPadE555

MachineType(MT)20DH

Usethismanualalongwiththeadvanceddiagnosticteststotroubleshootproblems.

Important:

ThismanualisintendedonlyfortrainedservicetechnicianswhoarefamiliarwithThinkPadproducts.Use

thismanualalongwiththeadvanceddiagnosticteststotroubleshootproblemseffectively.

BeforeservicingaThinkPadproduct,besuretoreadalltheinformationunderChapter1“Safety

information”onpage1

andChapter2“Importantserviceinformation”onpage25.

iii

1 2 3 4 5 6 7 8 9 10 ... 107 108

HardwareMaintenanceManual 1
FirstEdition(August2014) 2
Contents 3
Chapter9.Removingorreplacinga 4
FRU..................65 4
AppendixA.Notices..........97 4
AppendixB.Abbreviationand 4
Aboutthismanual 5
Chapter1.Safetyinformation 7
Electricalsafety 8
Safetyinspectionguide 9
Groundingrequirements 10
Chapter1.Safetyinformation5 11
6HardwareMaintenanceManual 12
.Safetyinformation7 13
Chapter1.Safetyinformation9 15
VORSICHT 17
.Safetyinformation11 17
12HardwareMaintenanceManual 18
.Safetyinformation13 19
14HardwareMaintenanceManual 20
.Safetyinformation15 21
16HardwareMaintenanceManual 22
.Safetyinformation17 23
.Safetyinformation19 25
20HardwareMaintenanceManual 26
.Safetyinformation21 27
22HardwareMaintenanceManual 28
.Safetyinformation23 29
24HardwareMaintenanceManual 30
StrategyforreplacingFRUs 31
Howtouseerrorcodes 32
Productdeﬁnition 32
FRUidentiﬁcation 32
28HardwareMaintenanceManual 34
Chapter3.Generalcheckout 35
Checkoutguide 36
LenovoSolutionCenter 36
Quicktestprograms 36
UEFIdiagnosticprogram 37
Bootablediagnosticprograms 38
Powersystemcheckout 39
Checkingtheacpoweradapter 39
Checkingoperationalcharging 39
Checkingthebatterypack 40
Checkingthecoin-cellbattery 40
.Generalcheckout35 41
36HardwareMaintenanceManual 42
Refreshingyourcomputer 44
Creatingandusingrecoverymedia 46
Passwords 47
Power-onpassword 47
Harddiskpassword 47
Supervisorpassword 48
Powermanagement 49
Sleepmode 49
Hibernationmode 50
Symptom-to-FRUindex 50
Numericerrorcodes 51
Errormessages 52
Beepsymptoms 53
No-beepsymptoms 53
LCD-relatedsymptoms 53
Intermittentproblems 54
Undeterminedproblems 54
Chapter5.Statusindicators 55
50HardwareMaintenanceManual 56
Chapter6.Specialkeys 57
52HardwareMaintenanceManual 58
Chapter7.Locations 59
Rearview 60
Bottomview 60
LocatingFRUsandCRUs 60
•“LCDFRUsandCRUs”onpage58 61
.Locations55 61
MajorFRUsandCRUs 62
.Locations57 63
LCDFRUsandCRUs 64
MiscellaneouskitsandotherFRUs 65
LookingupFRUinformation 65
60HardwareMaintenanceManual 66
Screwnotices 67
Retainingserialnumbers 68
RetainingtheUUID 69
64HardwareMaintenanceManual 70
Generalguidelines 71
1020Batterypack 72
1030Largebottomcover 73
1040Smallbottomcover 74
StepScrew(quantity)Color 75
(1.85kgf-cm) 75
1060Memorymodule 76
1080WirelessLANcard 78
1110Keyboard 79
1090Coin-cellbattery 79
Removalstepsofthekeyboard 80
74HardwareMaintenanceManual 80
1120Keyboardbezelassembly 81
76HardwareMaintenanceManual 82
1130Systemboardandthermalfan 83
.RemovingorreplacingaFRU79 85
Removalstepsofthethermalfan 86
Wheninstalling: 86
80HardwareMaintenanceManual 86
Black0.181Nm 88
1160Speakerassembly 89
1170LCDunit 90
1180Basecoverassembly 93
2010LCDbezel 96
2020LCDpanel 96
2030LCDhinges 98
2040Camera/microphonemodule 99
2050LCDcables 100
AppendixA.Notices 103
Electronicemissionnotices 104
Trademarks 104
100HardwareMaintenanceManual 106
*1PSP40A27128* 108

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Lenovo ThinkPad E555 User Manual Page 5

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