Lenovo ThinkPad E460 Hardware Maintenance Manual page 64

Remove the screws that secure the system board.
Step Screw (quantity)
7
M2.0 × 3.5 mm, flat-head, nylon-coated (3)
Remove the system board together with the thermal fan assembly.
Torque
Color
Black 0.181 Nm
(1.85 kgf-cm)
.
Chapter 9 Removing or replacing a FRU
75