Lenovo ThinkPad E15 Gen 2 Hardware Maintenance Manual page 95

ThinkPad E15
Removal steps of the system board
Step Screw (quantity)
9
M2.5 × 5 mm, flat-head, nylon-coated (2)
11
M2 × 2.5 mm, flat-head, nylon-coated (4)
90
E14/R14/E15/S3 Gen 2 Hardware Maintenance Manual
Color Torque
Black 0.294 Nm
(3.0 kgf-cm)
Black 0.181 Nm
(1.85 kgf-cm)