10. Trouble
Check the wireless router I s ok?
Access wireless setting turn on wireless
Switch , can it fine the wireless network?
Check main board and WIFI module connect is
ok?
Replace the WIFI module to confirm
Upgrade software and select right
Project ID number according as BOM
Replace a main board that working
Properly to confirm
Shooting—
Can't access the internet
Y
N
Y
N
N
Network Fault(wireless)
Y
Make sure that it connects to a
Wireless network success?
39
Y
Check wireless server