Lenovo S435 Laptop Hardware Maintenance Manual - Lenovo S435 - 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 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 S435 28 Specifications 28 Status indicators 30 Hotkeys 32 FRU replacement notices 33 Screw notices 33 Removing and replacing an FRU 34 1010 Battery pack 35 1020 Hard disk drive(HDD)/Memory/ Mini PCI Express Card slot compartment cover 36 1030 PCI Express Mini Card for wireless LAN/WAN 37 1040 Hard disk drive 39 1050 DIMM 41 1060 Fan assembly and Heat Sink assembly 42 1070 Keyboard 44 1080 System board 46 1090 LCD unit 50 1100 Speakers, base cover, USB board, power assembly and power board 52 1110 Hinge cover and LCD front bezel .... 55 1120 LCD panel, LCD cable and hinges ... 56 1130 Integrated camera 58 Locations 59 Front view 59 Bottom and Right-side view 60 Left-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