Lenovo IdeaPad 5 2-in-1 14 9 Hardware Maintenance Manual page 55

Figure 35. Remove the touchpad mylar
Step 4. Remove seven screws and remove the touchpad.
Figure 36. Remove seven screws and the touchpad
Screw specifications
M1.6 × L1.7
Go to
https://support.lenovo.com/partslookup
replacement parts:
Touchpad
Touchpad mylar
Number of screws
7
to look up the Lenovo part numbers of the following
Torque
1.2 ± 0.1 kgf-cm
.
Chapter 4 Removing a FRU or CRU
49