Lenovo 20E5 Hardware Maintenance Manual page 69

Removal steps of the keyboard
Step Screw (quantity)
1
M2 × L4 mm, flat-head, nylon-coated (2)
1
1
Chapter 7
Color Torque
Black 0.181 Nm
(1.85 kgf-cm)
.
Removing or replacing a FRU
63