Lenovo 20G8 Hardware Maintenance Manual page 72

Removal steps of the hinges
Step Screw (quantity)
1
M2.5 × L3.5 mm, flat-head, nylon-coated (6)
Color Torque
Black 0.294 Nm
(3.0 kgf-cm)
.
Chapter 7 Removing or replacing a FRU
83