Lenovo B575e Notebook Bedienungsanleitung PDF herunterladen (Seite 54)

Insertascrewdriverintothescrewholeandpushtheopticaldrive.Pulltheopticaldriveout.

1050Memorymodules

Foraccess,removetheseFRUsinorder:

•“1010Batterypack”onpage44

•“1020Bottomslotcover”onpage44

Removalstepsofmemorymodules

Releasethetwolatchesonbothedgesofthesocketatthesametimeinthedirectionshownbythearrows

1,andthenunplugtheDIMMinthedirectionshownbythearrow2.

Note:Ifonlyonememorymoduleisusedonthecomputeryouareservicing,thecardmustbeinstalledin

SLOT-0(a:lowerslot),butnotinSLOT-1(b:upperslot).

48HardwareMaintenanceManual

1 2 ... 49 50 51 52 53 54 55 56 57 58 59 ... 101 102

HardwareMaintenanceManual 1
FourthEdition(December2012) 2
Contents 3
Aboutthismanual 5
Chapter1.Safetyinformation 7
Electricalsafety 8
Safetyinspectionguide 9
Groundingrequirements 10
Chapter1.Safetyinformation5 11
6HardwareMaintenanceManual 12
.Safetyinformation7 13
Chapter1.Safetyinformation9 15
.Safetyinformation11 17
VORSICHT 17
12HardwareMaintenanceManual 18
.Safetyinformation13 19
14HardwareMaintenanceManual 20
.Safetyinformation15 21
16HardwareMaintenanceManual 22
.Safetyinformation17 23
18HardwareMaintenanceManual 24
Chapter1.Safetyinformation19 25
20HardwareMaintenanceManual 26
.Safetyinformation21 27
22HardwareMaintenanceManual 28
.Safetyinformation23 29
24HardwareMaintenanceManual 30
.Safetyinformation25 31
26HardwareMaintenanceManual 32
StrategyforreplacingFRUs 33
Currentororiginalpart 34
ReplacementFRU 34
MustbeRoHSMustbeRoHS 34
Chapter3.Generalcheckout 35
Powersystemcheckout 36
Checkingtheacpoweradapter 36
Checkingoperationalcharging 37
Checkingthebatterypack 37
32HardwareMaintenanceManual 38
Recoveringthecomputersettings 39
Passwords 39
Power-onpassword 40
Supervisorpassword 40
Powermanagement 40
Screenblankmode 40
Sleepmode 40
Hibernationmode 41
36HardwareMaintenanceManual 42
Chapter5.LenovoB575e 43
Statusindicators 44
Fnkeycombinations 45
40HardwareMaintenanceManual 46
Screwnotices 47
Generalguidelines 49
1010Batterypack 50
1020Bottomslotcover 50
1030Harddiskdrive 51
1040Opticaldrive 53
1050Memorymodules 54
StepScrew(quantity)Color 55
1.6kgf-cm 55
1070Backupbattery 56
1080Keyboard 57
Removalstepsofkeyboard 58
Removethescrews1 58
52HardwareMaintenanceManual 58
.RemovingandreplacingaFRU53 59
1090Keyboardbezel 60
Removalstepsofkeyboardbezel 61
.RemovingandreplacingaFRU55 61
Removethescrew3 62
56HardwareMaintenanceManual 62
Detachtheconnectors 63
Removethekeyboardbezel 63
.RemovingandreplacingaFRU57 63
1100LEDboardandpowerboard 64
1110Microphoneassembly 65
1.85kgf-cm 66
RemovetheI/Oboard4 67
.RemovingandreplacingaFRU61 67
62HardwareMaintenanceManual 68
1130Systemboardassembly 69
Removalstepsofsystemboard 70
64HardwareMaintenanceManual 70
1140LCDunit 71
1150Thermalfanassembly 73
2to4,butdonotremovethem 74
1160Speakerassembly 75
1170DC-insubcardandbasecover 76
RemovalstepsofDC-insubcard 77
.RemovingandreplacingaFRU71 77
2010LCDfrontbezel 78
2020Integratedcamera 80
2040Antennaassembly 82
78HardwareMaintenanceManual 84
Frontview 85
Bottomview 86
Chapter9.Partslist 87
.Partslist83 89
84HardwareMaintenanceManual 90
Chapter9.Partslist85 91
Keyboard 92
.Partslist87 93
88HardwareMaintenanceManual 94
Miscellaneousparts 95
Powercords 95
90HardwareMaintenanceManual 96
.Partslist91 97
92HardwareMaintenanceManual 98
AppendixA.Notices 99
Electronicemissionsnotices 100
Trademarks 100

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