Acer 7715Z - Manual (Page 63)

Chapter 3 53
4. Move the antenna away and remove the two screws to release the WLAN Board.
5. Detach the WLAN Board from the WLAN socket.
NOTE: When reattaching the antennas, ensure the cables are tucked into the chassis to prevent damage.
Step Size Quantity Screw Type
WLAN Module M2*3 2