Lenovo B71-80 Hardware Maintenance Manual
46
1080 System board
For access, remove these FRUs in order:
• “1010 Hard disk drive (HDD)/Memory/Mini PCI Express Card slot
• “1020 Hard disk drive” on page 35
• “1030 DIMM” on page 37
• “1040 PCI Express Mini Card for wireless LAN/WAN” on page 38
• “1050 Keyboard” on page 40
• “1060 Optical drive” on page 42
• “1070 Keyboard bezel” on page 43
Important notices for handling the system board:
When handling the system board, bear the following in mind.
• Be careful not to drop the system board on a bench top that has a hard
surface, such as metal, wood, or composite.
• Avoid rough handling of any kind.
• In the whole process, make sure not to drop or stack the system board.
• If you put a system board down, make sure to put it only on a padded
surface such as an ESD mat or conductive corrugated material.