Lenovo E40-70 Notebook User Manual
Page 3
Contents
About this manual. . . . . . . . . . .
Chapter 1. Safety information . . . . .
General safety . . . . . . . . . . . . . . .
Electrical safety . . . . . . . . . . . . . .
Safety inspection guide . . . . . . . . . . .
Handling devices that are sensitive to electrostatic
discharge. . . . . . . . . . . . . . . . .
Grounding requirements . . . . . . . . . . .
Safety notices (multilingual translations) . . . . .
Chapter 2. Important service
information . . . . . . . . . . . . . .
Strategy for replacing FRUs . . . . . . . . .
Strategy for replacing a hard disk drive or a
solid-state drive . . . . . . . . . . . .
Important notice for replacing a system
board . . . . . . . . . . . . . . . .
FRU identification. . . . . . . . . . . .
Chapter 3. General checkout . . . . .
What to do first . . . . . . . . . . . . . .
Power system checkout . . . . . . . . . . .
Checking the ac power adapter . . . . . .
Checking the external battery pack and the
operational charging
Chapter 4. Related service
information . . . . . . . . . . . . . .
Restoring the factory contents by using OneKey
Recovery . . . . . . . . . . . . . . . . .
Screen blank mode (for the Windows 7
operating system only) . . . . . . . . . .
Sleep mode . . . . . . . . . . . . . .
Chapter 5. Passwords . . . . . . . . .
Administrator password . . . . . . . . . . .
Chapter 6. Status indicators . . . . .
Chapter 7. Function keys . . . . . . .
Chapter 8. Locations . . . . . . . . .
Locating computer controls, connectors, and
indicators. . . . . . . . . . . . . . . . .
Front view. . . . . . . . . . . . . . .
Left-side view . . . . . . . . . . . . .
Right-side view. . . . . . . . . . . . .
Bottom view . . . . . . . . . . . . . .
Locating FRUs and CRUs . . . . . . . . . .
Major FRUs and CRUs. . . . . . . . . .
Miscellaneous parts and other FRUs . . . .
Chapter 9. FRU replacement
notices . . . . . . . . . . . . . . . .
Screw notices . . . . . . . . . . . . . . .
Chapter 10. Removing or replacing a
FRU . . . . . . . . . . . . . . . . . .
General guidelines . . . . . . . . . . . . .
1010 External battery pack . . . . . . . . . .
1020 Keyboard . . . . . . . . . . . . . .
1030 Optical disk drive . . . . . . . . . . .
1040 Base cover assembly . . . . . . . . . .
1050 Hard disk drive or solid-state hybrid drive . .
1060 Wireless-LAN /Bluetooth card . . . . . .
1070 Memory module . . . . . . . . . . . .
1080 Upper case . . . . . . . . . . . . . .
1100 System board . . . . . . . . . . . . .
1110 Thermal fan assembly and Heat Sink
assembly . . . . . . . . . . . . . . . . .
1120 Speaker assembly . . . . . . . . . . .
1130 LCD unit and DC-in cable . . . . . . . .
1140 LCD front bezel . . . . . . . . . . . .
1150 LCD panel and hinges . . . . . . . . .
1160 Integrated camera and LCD cable . . . . .
1170 Antenna assembly and LCD cover . . . . .
Appendix A. Notices . . . . . . . . . .
Electronic emissions notices . . . . . . . . .
Trademarks . . . . . . . . . . . . . . . .
Appendix B. Abbreviation table . . . .
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