Table Of Contents - Lenovo YOGA 720-13IKB Hardware Maintenance Manual

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 .........................22
Checking the battery pack ................................22
Related service information ...................... 23
Restoring the factory contents by using
OneKey Recovery ........................................ 23
Restore of factory default .................................23
Passwords .................................................... 24
Power-on password ..........................................24
Hard-disk password ..........................................24
Supervisor password ........................................24
Power management ..................................... 25
Putting the computer to sleep or shutting
it down ..............................................................25
Putting your computer to sleep .........................25
Shutting down the computer .............................25
Lenovo YOGA 720-13IKB/
Lenovo YOGA 720-15IKB ........................... 26
Specifications ............................................... 26
Status indicators ........................................... 28
Keyboard function keys ................................ 29
FRU replacement notices ............................. 30
Screw notices ..................................................30
Removing and replacing an FRU ................. 31
1010 Base cover ...............................................32
1020 Battery pack .............................................35
1030 Solid state disk ........................................36
1040 PCI Express Mini Card for
wireless LAN .....................................................38
1050 Speakers .................................................41
1060 DIMM (Lenovo YOGA 720-15IKB) ...........42
1070 Thermal module .......................................44
1080 System board ..........................................48
1090 Fingerprint module (on select models) .......52
1100 Touchpad module .....................................54
1110 LCD unit ...................................................57
1120 DC-in cable (Lenovo YOGA 720-15IKB) .......60
1130 LCD panel ................................................61
1140 EDP cable and camera board ..................68
1150 LCD hinges ..............................................71
Locations ...................................................... 73
Front and right-side view ..................................73
Bottom and left-side view ................................75
Rear view .........................................................76
Parts list ........................................................ 77
Overall ..............................................................78
LCD FRUs ........................................................85
Miscellaneous parts ..........................................88
AC adapters ......................................................88
Screws ..............................................................88
Power cords ......................................................89
Notices......................................................... 92
Trademarks .................................................. 93
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