
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
Push-buttonreset........................................ 23
Restoreoffactorydefault.................................23
Passwords.................................................... 24
Power-onpassword..........................................24
Hard-diskpassword..........................................24
Administratorpassword....................................24
Powermanagement..................................... 25
Screenblankstate............................................25
Puttingthecomputertosleeporshuttingit
down.................................................................25
Puttingyourcomputertosleep.........................25
Shuttingdownthecomputer.............................25
Lenovo Legion Y730-15ICH/Legion Y730-
15ICHg/Legion Y730-17ICH/Legion Y730-
17ICHg ......................................................... 26
Specications............................................... 26
Statusindicators........................................... 28
Hotkeys......................................................... 31
FRUreplacementnotices............................. 32
Screwnotices..................................................32
RemovingandreplacinganFRU................. 33
1010Basecover...............................................34
1020Batterypack.............................................40
1030SSDcard.................................................43
1040PCIExpressMiniCardforwireless
LAN...................................................................46
1050DIMM.......................................................49
1060Subwoofer...............................................51
1070Harddiskdrive.........................................52
1080Fanandheatsink....................................56
1090Speakers.................................................60
1100IOboardandbackupbattery...................62
1110
Systemboard............................................ 65
1120Uppercase...............................................69
1130LCDunit...................................................74
1140Integratedcamera....................................79
Locations...................................................... 81
Frontviewandright-sideview..........................81
BottomandLeft-sideview...............................83
Rearview..........................................................84
Partslist........................................................ 85
Overall..............................................................86
LCDFRUs........................................................92
Miscellaneousparts..........................................96
acadapters.......................................................97
Screws..............................................................98
Notices......................................................... 99
Trademarks................................................ 100