Read Sony KD-43X8300C Service Manual online
TROUBLE SHOOTING
2) Internal Wireless Network malfunction
Wireless Network
on the TV
Is the radio field
Strength too weak
or even No signal?
or even No signal?
Bxx Board
Error Message appear
when the Wireless
Network is selected?
No
Yes
No
Yes
Access Point
Yes
Yes
Change WiFi module
NG
OK
From previous page
WiFi module
NG
OK
Check harness
connection is OK
connection is OK
Loose harness
Connect properly
connection is OK
between WiFi and Bxx
between WiFi and Bxx
Loose harness
OK
Connect properly
Change
Wi Fi
Wi Fi
d l
NG
NG
Change Bxx board
NG
Change harness
between Bxx board
between Bxx board
Wi-Fi module
Change Bxx board
Wi-Fi module
OK
If Wi-Fi malfunction happens,
•
•
Wi-Fi module
•
Harness between WiFi
and Bxx
B
and Bxx
B
b
d
and WiFi
Main Harness
OK
114
•
Bxx board
are suspected.
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