Lenovo E41 80 Hmm En User Manual Hardware Maintenance Laptop (Lenovo)

2015-10-29

• 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
  • Power management
    • Screen blank mode (for the Windows 7 operating system only)
    • Sleep mode
    • Hibernation mode
• Chapter 5. Passwords
  • Power-on password
  • Hard disk password
  • Administrator password
• Chapter 6. Status indicators
• Chapter 7. Function keys
• Chapter 8. Locations
  • Locating FRUs and CRUs
    • Major FRUs and CRUs
    • LCD FRUs
    • 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
  • 1090 Audio board, audio board cable, power board, touch pad board cable, finger printer board, LED board and ODD switch board
  • 1100 System board
  • 1110 Battery Board, Thermal fan assembly and Heat Sink assembly
  • 1120 Speaker assembly, docking LED lens and docking bracket
  • 1130 LCD unit, docking board, docking cable and DC-in cable
  • 1140 LCD front bezel
  • 1150 LCD panel, EDP cable 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