Lenovo S20-30 Touch Laptop Hardware Maintenance Manual - Lenovo S20-30, S20-30 - 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 22 Checking the battery pack 22 Related service information 23 Restoring the factory contents by using Recovery Disc Set 23 Start Recovery Disc (one disc 23 Operating System Recovery Disc (one or more discs 23 Applications and Drivers Recovery Disc (one or more discs 23 Supplemental Recovery Disc 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 Lenovo S20-30 / S20-30 Touch 27 Specifications 27 Status indicators 29 Hotkeys 31 FRU replacement notices 32 Screw notices 32 Removing and replacing an FRU 33 1010 Battery pack 34 1020 Hard disk drive 36 1030 PCI Express Mini Card for wireless LAN/WAN 38 1040 Fan assembly and Heat Sink assembly 40 1050 Keyboard 42 1060 System board 44 1070 LCD unit 48 1080 Speakers, base cover, audio board, DC-IN board and power board 50 1090 LCD front bezel 54 1100 LCD panel, LCD cable and hinges 55 1110 Integrated camera 57 1120 Antenna assembly and LCD cover 58 Locations 59 Front view 59 Bottom and Left-side view 60 Right-side view 61 Parts list 62 Overall 63 LCD FRUs 67 Keyboard 69 AC adapters 72 Screws 72 Power cords 73 Notices 77 Trademarks 78 iii