Acer Aspire S5-391 Service Manual page 125

From the bottom side, partially lift the upper case to locate the keyboard cable connector.
6.
Slightly lift the touchpad cable to detach its adhesive on the keyboard connector, then set the
7.
touchpad cable aside.
5-21
Figure 5-24. Removing the Upper Case
Figure 5-25. Removing the Touchpad Cable Adhesive
Service and Maintenance