52
ideapad 720-15IKB Hardware Maintenance Manual
Figure 9. Removal steps of I/O board, backup battery and fingerprint board (continued)
Remove the backup battery in the direction shown by arrow
B
.
Remove the screw
C
. Detach the connectors in the directions shown by arrow
D
and
E
.
c
c
e
d
Step Screw (quantity)
Color
Torque
3
M2 × 3 mm, Phillips-head (2)
Bronze 1.7-2.2 kgf.cm