Lenovo Y70-70 Touch Hardware Maintenance Manual - Lenovo Y70-70 Touch - Page 3

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 OneKey Recovery 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 Y70-70 Touch/Y70-80 Touch......... 26 Specifications 26 Status indicators 28 Fn key combinations 30 FRU replacement notices 31 Screw notices 31 Removing and replacing an FRU 32 1010 Base cover 33 1020 Battery pack 35 1030 Hard disk drive 37 1040 PCI Express Mini Card for wireless LAN 39 1050 DIMM 41 1060 LED board 42 1070 Subwoofer 43 1080 USB board 44 1090 Fan assembly and Heat Sink assembly.... 45 1100 System board 47 1110 Speakers 49 1120 Power board and touchpad 51 1130 Upper case 54 1140 LCD unit 56 1150 Antenna assembly 61 Locations 62 Front view and right-side view 62 Bottom and Left-side view 63 Parts list 64 Overall 65 LCD FRUs 69 Miscellaneous parts 71 AC adapters 72 Screws 72 Power cords 73 Notices 76 Trademarks 77 iii