Sony KD-49X7 D Series Service Manual page 149

Wireless Network malfunction (continue)
1) Internal Wireless Network malfunction
Wireless Network
on the TV
No
Error Message appear Is the radio field
No
when the Wireless Strength too weak Bxx Board
Network is selected?
or even No signal?
Yes Yes
NG
Hardware defect suspected.
*1
Access Point
Change WiFi module
Go to the next page
OK
WiFi module
149
TV Business Division 149