
iii
Contents
About this manual ....................................... iv
Safety information........................................ 1
Generalsafety................................................ 2
Electricalsafety.............................................. 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.........................21
Checkingthebatterypack................................22
Related service information ...................... 23
Restoringthefactorycontentsbyusing
OneKeyRecovery........................................ 23
Restoreoffactorydefault.................................23
Passwords.................................................... 24
Power-onpassword..........................................24
Hard-diskpassword..........................................24
Administratorpassword....................................24
Powermanagement..................................... 25
Screenblankstate............................................25
Puttingthecomputertosleeporshuttingit
down.................................................................25
Puttingyourcomputertosleep.........................25
Shuttingdownthecomputer.............................26
Lenovo ideapad 320S-15ISK/ideapad
320S-15IKB.................................................. 27
Specications............................................... 27
Statusindicators........................................... 29
Hotkeys......................................................... 30
FRUreplacementnotices............................. 31
Screwnotices..................................................31
RemovingandreplacinganFRU................. 32
1010Basecover...............................................33
1020Batterypack.............................................35
1030PCIExpressMiniCardforwireless
LAN...................................................................37
1040DIMM.......................................................39
1050Harddiskdrive.........................................41
1060Speakers.................................................43
1070FanassemblyandHeatSink
assembly...........................................................44
1080IOboardandbackupbattery...................48
1090Uppercase..............................................50
1100
Systemboard............................................ 53
1110LCDunit...................................................55
1120Integratedcamera,antennaassembly
andLCDhinges................................................58
Locations...................................................... 61
Frontviewandright-sideview..........................61
BottomandLeft-sideview...............................62
Partslist........................................................ 63
Overall..............................................................64
LCDFRUs........................................................67
Miscellaneousparts..........................................69
ACadapters......................................................69
Screws..............................................................71
Notices......................................................... 72
Trademarks.................................................. 73