
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.........................22
Checkingthebatterypack................................22
Related service information ...................... 23
Restoringthefactorycontentsbyusing
recoverysystem........................................... 23
Restoreoffactorydefault.................................23
Passwords.................................................... 24
Power-onpassword..........................................24
Hard-diskpassword..........................................24
Administratorpassword....................................24
Powermanagement..................................... 25
Puttingthecomputertosleeporshutting
itdown..............................................................25
Puttingyourcomputertosleep.........................25
Shuttingdownthecomputer.............................25
Lenovo ideapad 320S-15ABR/Lenovo
ideapad 320S-15AST .................................. 26
Specications............................................... 26
Statusindicators........................................... 28
Fnkeycombinations/Hotkeys....................... 29
FRUreplacementnotices............................. 30
Screwnotices..................................................30
RemovingandreplacinganFRU................. 31
1010Basecover...............................................32
1020Batterypack.............................................35
1030Speaker...................................................36
1040Harddiskdrive.........................................37
1050DIMM.......................................................39
1060PCIExpressMiniCardforwireless
LAN...................................................................40
1070Fanandheatsinkassembly....................43
1080IOboard...................................................46
1090
Systemboard............................................ 48
1100Uppercase...............................................50
1110DC-incable..............................................52
1120LCDunit...................................................53
1130LCDhinges..............................................55
1140EDPcableandintegratedcamera...........57
Locations...................................................... 59
Frontandright-sideview..................................59
Bottomandleft-sideview................................60
Partslist........................................................ 61
Overall..............................................................62
LCDFRUs........................................................67
Miscellaneousparts..........................................68
ACadapters......................................................69
Screws..............................................................70
Notices......................................................... 71
Trademarks.................................................. 72