
iii
Contents
About this manual ....................................... iv
Safety information........................................ 1
Generalsafety................................................ 2
Electricalsafety.............................................. 3
Safety information........................................ 3
Safetyinspectionguide.................................. 5
Handlingdevicesthataresensitiveto
electrostaticdischarge.................................... 6
Groundingrequirements................................. 6
Safetynotices:multilingualtranslations.......... 7
Lasercompliancestatement......................... 14
Important service information................... 16
StrategyforreplacingFRUs......................... 16
Strategyforreplacingaharddiskdrive............17
Importantnoticeforreplacingasystem
board................................................................17
Importantinformationaboutreplacing
RoHScompliantFRUs................................. 18
General checkout ...................................... 19
Whattodorst............................................. 20
Powersystemcheckout................................ 21
CheckingtheACadapter.................................21
Checkingoperationalcharging.........................22
Checkingthebatterypack................................22
Related service information ...................... 23
Restoringthefactorycontentsbyusing
OneKeyRecovery........................................ 23
Restoreoffactorydefault.................................23
Passwords.................................................... 24
Power-onpassword..........................................24
Hard-diskpassword..........................................24
Administratorpassword....................................24
Powermanagement..................................... 25
Puttingthecomputertosleeporshuttingit
down.................................................................25
Puttingyourcomputertosleep.........................25
Shuttingdownthecomputer.............................26
Lenovo ideapad 320-17AST/ideapad
320H-17AST/ideapad 320L-17AST/ideapad
320R-17AST/ideapad 320E-17AST/ideapad
320-17ABR/ideapad 320H-17ABR/ideapad
320L-17ABR/ideapad 320R-17ABR/ideapad
320E-17ABR ................................................ 27
Specications............................................... 27
Statusindicators........................................... 29
Hotkeys......................................................... 30
FRUreplacementnotices............................. 31
Screwnotices.................................................. 31
RemovingandreplacinganFRU................. 32
1010Opticaldrive.............................................33
1020Basecover...............................................34
1030Batterypack.............................................37
1040PCIExpressMiniCardforwireless
LAN...................................................................39
1050DIMM.......................................................41
1060Harddiskdrive.........................................42
1070Speakers.................................................44
1080FanassemblyandHeatSink
assembly...........................................................45
1090ODDtransferboard,backupbattery
andFingerprintboard....................................... 49
1100Uppercase...............................................51
1110
Systemboard............................................ 54
1120LCDunit...................................................56
1130Integratedcameraandantenna
assembly...........................................................60
Locations...................................................... 62
Frontviewandright-sideview..........................62
BottomandLeft-sideview............................... 63
Partslist........................................................ 64
Overall..............................................................65
LCDFRUs........................................................74
Miscellaneousparts..........................................76
ACadapters......................................................76
Screws..............................................................78
Notices......................................................... 79
Trademarks.................................................. 80