Lenovo B550 Notebook - Manual (Page 52)

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Lenovo B550 Hardware Maintenance Manual
Figure 9. Removal steps of Keyboard cover and power board (continued)
Turn the keyboard cover over in the direction shown by arrow
4
, disconnect
the FPC connector in the direction shown by arrows 5 6 , and then remove the
keyboard cover.
6
5
4
When installing: Make sure that the FPC connector is attached firmly.
Remove the screws 7 , and then remove the power board 8 .
8
7
7
Step Screw (quantity) Color Torque
7
M2.0 × 3 mm, flat-head, nylon-coated (2) Silver 1.0~1.5 kgf·cm