Can not connect to WIFI
Can not connect to
WIFI
Check USB401 (pin4)
voltage is 3.3v
Check the R969 is fixed on
the mainboard
Check the connection
from wifi board to
mainboard
Change the wifi module
Change the wifi wire
No
No
No
Check the order of wifi
wire:yellow\white\red
to yellow \white\red
yes
yes
yes
Trouble shooting chart
5-7