Lenovo IdeaPad S540-14 Series Hardware Maintenance Manual page 49

Figure 25. Disconnect the cable
Step 2. Remove 4 screws.
Figure 26. Remove 4 screws
Screw specifications
M2.0 x 3
Step 3. Remove the touchpad assembly.
Figure 27. Remove touchpad assembly
Number of screws
4
.
Chapter 4 Removing a FRU or CRU
43