Lenovo K49 Notebook User Manual download pdf (Page 56)

100

RemovalstepsofPCIExpressMiniCardforwirelessLAN

Insteps1,unplugtheconnectorsusingtheremovaltoolantennaRFconnector(P/N:08K7159)orpickthe

connectorswithyourngersandgentlyunplugtheminthedirectionofthearrows.Thenremovethescrew2.

StepScrew(quantity)Color

Torque

M2×3mm,at-head,nylon-coated(1)

Black

1.85kgf-cm

Removethecardinthedirectionshownbythearrow3.

Wheninstalling:Plugtheblackcable(MAIN)intothejacklabeledM,andthewhitecable(AUX)intothejack

labeledAonthecard.

50HardwareMaintenanceManual

1 2 ... 51 52 53 54 55 56 57 58 59 60 61 ... 99 100

HardwareMaintenanceManual 1
FourthEdition(May2013) 2
Contents 3
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
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.ZhaoYangK49 43
Statusindicators 44
Fnkeycombinations 45
40HardwareMaintenanceManual 46
Screwnotices 47
Generalguidelines 49
1010Batterypack 50
1020Bottomslotcover 50
1030Opticaldriveorblankbezel 51
1040Memorymodules 52
1050Harddiskdriveassembly 53
48HardwareMaintenanceManual 54
StepScrew(quantity)Color 55
4.0kgf-cm 55
1.85kgf-cm 56
1080Thermalmodule 58
.RemovingandreplacingaFRU53 59
1100Keyboard 61
Removalstepsofkeyboard 62
Removethescrews1 62
56HardwareMaintenanceManual 62
.RemovingandreplacingaFRU57 63
1110Keyboardbezel 64
Removalstepsofkeyboardbezel 65
Removethescrews4 65
.RemovingandreplacingaFRU59 65
1120Fingerprintboard 66
1140Powerboard 69
1150Backupbattery 69
1160Speakerassembly 70
1170Systemboardassembly 72
1180LCDunit 73
1.6kgf-cm 74
2010LCDfrontbezel 77
2020Integratedcamera 79
2030LCDpanelandLCDcable 79
74HardwareMaintenanceManual 80
2040Hinges 81
78HardwareMaintenanceManual 84
Chapter8.Locations 85
Right-sideview 86
Bottomandleft-sideview 87
82HardwareMaintenanceManual 88
Chapter9.Partslist 89
.Partslist85 91
86HardwareMaintenanceManual 92
.Partslist87 93
Keyboard 94
Miscellaneousparts 94
Powercords 94
.Partslist89 95
90HardwareMaintenanceManual 96
AppendixA.Notices 97
Electronicemissionsnotices 98
Trademarks 98

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Lenovo K49 Notebook User Manual Page 56

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