Lenovo IdeaPad U300s - Manual (Page 86)

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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 .
3
3
1
2
4
Step Screw (quantity) Color Torque
3
M2 × 2.5 mm, flat-head, nylok-coated (2) Black 1.6 ± 0.24 kgfcm