Lenovo B50-50 Hardware Maintenance Manual page 51

Lenovo B50-50
Figure 9. Removal steps of system board (continued)
c
Detach the ODD transfer board connector in the directions shown by arrows
d e
and , disconnect the EDP connector in the direction shown by arrow ,
then unplug backup battery connector and speaker connector in the direction
f
shown by arrow .
e
f
Remove two screws .
7
7
7
Step Screw (quantity) Color Torque
M2 x 3 mm, Phillips head, nylok-coated (2) Silver 1.85±0.15kgf.cm
7
47