Lenovo G50-45 Notebook Lenovo Bedienungsanleitung PDF herunterladen (Seite 3)

iii

Contents

About this manual ....................................... iv

Safety information

........................................ 1

Generalsafety................................................ 2

Electricalsafety.............................................. 3

Safetyinspectionguide.................................. 5

Handlingdevicesthataresensitiveto

electrostaticdischarge.................................... 6

Groundingrequirements................................. 6

Safetynotices:multilingualtranslations.......... 7

Lasercompliancestatement......................... 14

Important service information

................... 16

StrategyforreplacingFRUs......................... 16

Strategyforreplacingaharddiskdrive............17

Importantnoticeforreplacingasystemboard

......17

Importantinformationaboutreplacing

RoHScompliantFRUs................................. 18

General checkout

...................................... 19

Whattodorst............................................. 20

Powersystemcheckout................................ 21

CheckingtheACadapter.................................21

Checkingoperationalcharging.........................21

Checkingthebatterypack................................22

Related service information ...................... 23

Restoringthefactorycontentsbyusing

OneKeyRecovery........................................ 23

Restoreoffactorydefault.................................23

Passwords.................................................... 24

Power-onpassword..........................................24

Hard-diskpassword..........................................24

Administratorpassword....................................24

Powermanagement..................................... 25

Screenblankstate............................................25

Puttingthecomputertosleeporshuttingitdown

...... 25

Puttingyourcomputertosleep.........................25

Shuttingdownthecomputer.............................25

Lenovo G50-30/G50-45/G50-70/

G50-70m/Z50-70/Z50-75.............................. 26

Specications

............................................... 26

Statusindicators........................................... 29

Hotkeys......................................................... 30

FRUreplacementnotices............................. 31

Screwnotices..................................................31

RemovingandreplacinganFRU................. 32

1010Batterypack.............................................33

1020Basecover...............................................34

1030Opticaldrive.............................................36

1040Harddiskdrive.........................................37

1050

PCIExpressMiniCardforwirelessLAN

......39

1060DIMM.......................................................41

1070Fanassembly..........................................42

1080Keyboard.................................................44

1090

Keyboardbezel......................................... 47

1100ODDboardandUSB&audioboard..........50

1110

Systemboard............................................ 54

1120Heatsinkassembly..................................57

1130SpeakersandDC-incable.......................58

1140LCDunit...................................................60

1150

LCDfrontbezel,LCDpanel,andhinges

......62

1160Camera....................................................65

1170LCDcableandantennaassembly...........67

Locations...................................................... 68

Frontviewandright-sideview..........................68

BottomandLeft-sideview...............................69

Partslist........................................................ 70

Overall..............................................................71

LCDFRUs........................................................79

Keyboard

..........................................................81

Miscellaneousparts..........................................83

ACadapters......................................................84

Screw................................................................84

Powercords......................................................85

Notices......................................................... 88

Trademarks

.................................................. 89

1 2 3 4 5 6 7 8 ... 92 93

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