Lenovo U300S manual USB board and HDD board U400, Removal steps of USB board and HDD board

Lenovo IdeaPad U300/U300s/U400 Hardware Maintenance Manual

1060 USB board and HDD board (U400)

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

•• “1050 System board (U400)” on page 80

Figure 6. Removal steps of USB board and HDD board

Unplug three connectors in the direction shown by arrows 1 2, remove two screws 3, remove HDD board in the direction by arrow 4.

2

3 3

4

1

Step	Screw (quantity)	Color	Torque
3	M2 × 2.5 mm, flat-head, nylok-coated (2)	Black	1.6±0.24kgfcm

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