Removal steps of the system board
Step Screw (quantity) Color Torque
1
M2.5 × 4.5mm, flat-head, nylon-coated (3) Silver 0.294 Nm
(3 kgf-cm)
Step Screw (quantity) Color
Torque
3
M2 × 3mm, flat-head, nylon-coated (4) Silver
0.294 Nm
(3 kgf-cm)
86 ThinkPad E580 and E585 Hardware Maintenance Manual