Acer Aspire M3-581T - WLAN Failure

4-14 Troubleshooting
WLAN Failure 0
If the WLAN fails, perform the following, one at a time. Do not replace a non-defective FRU:
Figure 4-9. WLAN Failure
Start
No
W LAN device turn on?
Turn on W LAN device
from Acer Ring Device
Control
No
Check W LAN device OK?
Re-install W LAN driver or
Swap WLAN module
Replace M/B
No
Check W LAN antenna well
connect?
No
Re-assem ble W LAN
antenna
Check WLAN antenna? No
Swap W LAN antenna
Check W/L device insert well?
Reassem ble W /L
device