Acer Aspire V5-571P Service Manual page 174

3. Connect the two (2) antenna cables to the WLAN module.
Figure 3-130. WLAN Module Antennas
+ IMPORTANT:
Refer to your machine disassembly note to determine which cable color
corresponds to the main (black) and auxiliary (white) connectors.
4. Secure the WLAN antennas to the heatsink assembly using adhesive tape.
Figure 3-131. WLAN Module Antenna Adhesive Tape
3-82 Machine Maintenance