Lenovo U300S System board U400, Lenovo IdeaPad U300/U300s/U400 Hardware Maintenance Manual

Lenovo IdeaPad U300/U300s/U400 Hardware Maintenance Manual

1050 System board (U400)

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.

For access, remove these FRUs in order:

•• “1010 Base cover (U400)” on page 74

•• “1020 Battery pack (U400)” on page 76

•• “1030 Hard disk drive (U400)” on page 77

•• “1040 PCI Express Mini Card for wireless LAN (U400)” on page 78

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