Lenovo M490s notebook - Manual (Page 69)

Removal steps of the touch pad assembly, speakers, keyboard bezel, and LCD unit
Remove the screws 1 and then remove the touch pad bracket 2 .
1
1 2
Step Screw (quantity) Color Torque
1 M2 × 4 mm, flat-head, nylon-coated (2) Black 0.181 Nm
(1.85 kgf-cm)
Remove the touch pad.
3
Remove the speakers.
1
1
Chapter 8 . Removing or replacing a FRU 63