Chapter 3 65 3. Remove the two 2 screws attaching it to the Acer S2.PSK0C.001 cover. Step Function Board Size M2. Acer 4553G, 4553 User Manual Lift the Function Board clear of the Upper Cover, but do not remove completely. Turn the Function Board over. Remove the single securing screw from the USB Board. Chapter Acer S2.PSK0C.001 67 5. Lift the USB Board upward away from the chassis. Removing Acer S2.PSK0C.001 Bluetooth Module 1. Disconnect the cable from the Mainboard[…]