Lenovo U400 Laptop User Manual


 
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Lenovo IdeaPad U300/U300s/U400 Hardware Maintenance Manual
Figure 10. Removal steps of keyboard and keyboard bezel (continued)
Remove the system status indicators board in the direction shown by arrow
4
.
4
Remove two screws
5
and one screw
6
, then remove the USB board in the
direction shown by arrow
7
.
5
5
6
7
Step Screw (quantity) Color Torque
5
M2 × 3 mm, at-head, nylok-coated (2) Black 1.5 ± 0.2 kgfcm
6
M2 × 5 mm, at-head, nylok-coated (1) Black 1.5 ± 0.2 kgfcm