Lenovo Yoga 3-1470 Laptop Hardware Maintenance Manual - Lenovo Yoga 3-1470 - 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 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 Screen blank state 25 Putting the computer to sleep or shutting it down 25 Putting your computer to sleep 25 Shutting down the computer 26 Lenovo Yoga 3 14 27 Specifications 27 Status indicators 29 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 36 1040 PCI Express Mini Card for wireless LAN 39 1050 DIMM 41 1060 Fan assembly and heat sink assembly....42 1070 LCD unit 44 1080 System board 46 1090 Speakers 49 1100 Power assembly and IO board 50 1110 LCD front cover 51 1120 Mic board, LCD cover, and hinges...........53 1130 LCD module 56 Locations 58 Front view and right-side view 58 Bottom and Left-side view 59 Parts list 60 Overall 61 LCD FRUs 65 Keyboard 67 Miscellaneous parts 69 Screw 69 AC adapters 70 Power cords 71 Notices 72 Trademarks 73 iii