Lenovo Legion Y730 Series, Hardware Maintenance Manual, Page: 3 / 104

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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 first ............................................. 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
Push-button reset ........................................ 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 Legion Y730-15ICH/Legion Y730-
15ICHg/Legion Y730-17ICH/Legion Y730-
17ICHg ......................................................... 26
Specifications ............................................... 26
Status indicators ........................................... 28
Hotkeys......................................................... 31
FRU replacement notices ............................. 32
Screw notices ..................................................32
Removing and replacing an FRU ................. 33
1010 Base cover ...............................................34
1020 Battery pack .............................................40
1030 SSD card .................................................43
1040 PCI Express Mini Card for wireless
LAN ...................................................................46
1050 DIMM .......................................................49
1060 Subwoofer ...............................................51
1070 Hard disk drive .........................................52
1080 Fan and heat sink ....................................56
1090 Speakers .................................................60
1100 IO board and backup battery ...................62
1110 System board ............................................ 65
1120 Upper case ...............................................69
1130 LCD unit ...................................................74
1140 Integrated camera ....................................79
Locations ...................................................... 81
Front view and right-side view ..........................81
Bottom and Left-side view ...............................83
Rear view ..........................................................84
Parts list ........................................................ 85
Overall ..............................................................86
LCD FRUs ........................................................92
Miscellaneous parts ..........................................96
ac adapters .......................................................97
Screws ..............................................................98
Notices......................................................... 99
Trademarks ................................................ 100