Sony KD-49X9 F Series Service Manual page 68

Wireless Network malfunction (2/2)
*1
From previous page
Check harness
connection is OK
between Wi-Fi/BT
module and Bxx
OK
Check with
another Wi-Fi/BT
module
OK
Wi-Fi/BT module
NG
Connect properly
NG
NG
OK
Loose harness
NG
Change harness
between Bxx board
and Wi-Fi/BT module
OK If Wi-Fi malfunction happens,
•
•
•
are suspected.
Main Harness
Change Bxx board
Wi-Fi/BT module
Harness between Wi-Fi/BT and Bxx
Bxx board
68