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Table1.Statusindicators(continued)
IndicatorMeaning
Attention:
•Whentheindicatorison,donotputthecomputerintosleepmodeorturnoffthe
computer.
•Whentheindicatorison,donotmovethecomputer.Suddenphysicalshockmight
causedriveerrors.
3
Wireless
communication
indicator
•Blue:Thewirelessnetworkfeatureison.
•Off:Wirelessnetworkdevicesaredisabledorthewirelessradioisturnedoff.
Fnkeycombinations
ThefollowingtabledescribesthefunctionsofFnkeycombinations.
Table2.Functionkeycombinations
KeycombinationDescription
Fn+F1Putsthecomputerintosleepmode.Toreturntonormaloperation,press
theFnkeyonly.
Fn+F2
Enablesthebacklightfeatureofthecomputerscreen.Toreturntonormal
operation,presstheFnkeyonly.
Fn+F3
Switchesbetweenthecomputerdisplayandanexternalmonitor.
Note:Y oualsocanusetheWindows+Pcombinationtoswitchbetweenthe
computerdisplayandanexternalmonitor.
Fn+F4Launchesthecameraandaudiosettingswindow.
Fn+F5
Enablesordisablesthebuilt-inwirelessnetworkingfeatures.
Fn+F8Enablesordisablesthetouchpad.
Fn+F9WindowsMedia
®
Playerstartsorpausesplayback.
Fn+F10WindowsMediaPlayerstopsplayback.
Fn+F11Previoustrackorscene.
Fn+F12Nexttrackorscene.
Fn+InsertEnablesordisablesthenumerickeypad.
Fn+Delete
HasthesamefunctionastheScrLkkeyonaconventionalkeyboard.
Fn+PrtScasthesamefunctionastheSysRqkeyonaconventionalkeyboard.
Fn+Pause
HasthesamefunctionastheBreakkeyonaconventionalkeyboard.
Fn+PgUp
HasthesamefunctionastheHomekeyonaconventionalkeyboard.
Fn+PgDn
HasthesamefunctionastheEndkeyonaconventionalkeyboard.
Fn+up/downarrow
Increasesordecreasesthedisplaybrightnesslevel.
Fn+left/rightarrow
Increasesordecreasesthesoundvolume.
Chapter5.LenovoE49andZhaoYangE4939
- HardwareMaintenanceManual 1
- SecondEdition(May2012) 2
- ©CopyrightLenovo2012 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 39
- Supervisorpassword 39
- Powermanagement 40
- Screenblankmode 40
- Sleepmode 40
- Hibernationmode 40
- 36HardwareMaintenanceManual 42
- Specications 43
- Statusindicators 44
- Fnkeycombinations 45
- 40HardwareMaintenanceManual 46
- Screwnotices 47
- Generalguidelines 49
- 1010Batterypack 50
- 1020Opticaldrive 50
- StepScrew(quantity)Color 51
- 1.85kgfcm 51
- 1030Bottomslotcover 52
- 1040Memorymodules 52
- 1050Harddiskdriveassembly 53
- 48HardwareMaintenanceManual 54
- 4.0kgfcm 55
- 1070Thermalfanassembly 57
- 52HardwareMaintenanceManual 58
- 1080Microprocessor 59
- 1090Keyboard 60
- Removalstepsofkeyboard 61
- Removethescrews1 61
- .RemovingandreplacingaFRU55 61
- 56HardwareMaintenanceManual 62
- 1100Keyboardbezel 63
- Removalstepsofkeyboardbezel 64
- Removethescrews4 64
- 58HardwareMaintenanceManual 64
- 1110Powerboard 65
- 1120Backupbattery 66
- 1130Systemboardassembly 67
- 1140LCDunit 68
- 1150DC-incableandbasecover 71
- 2010LCDfrontbezel 73
- RemovalstepsofLCDfrontbezel 74
- 68HardwareMaintenanceManual 74
- 2020Integratedcamera 75
- Chapter8.Locations 79
- Right-sideview 80
- Rearview 80
- Bottomandleft-sideview 81
- 76HardwareMaintenanceManual 82
- Chapter9.Partslist 83
- 78HardwareMaintenanceManual 84
- .Partslist79 85
- 80HardwareMaintenanceManual 86
- .Partslist81 87
- 82HardwareMaintenanceManual 88
- Keyboard 89
- Miscellaneousparts 89
- Powercords 90
- .Partslist85 91
- 86HardwareMaintenanceManual 92
- .Partslist87 93
- 88HardwareMaintenanceManual 94
- AppendixA.Notices 95
- Electronicemissionsnotices 96
- Trademarks 96
- PartNumber: 98
- PrintedinChina 98
- (1P)P/N: 98
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