Sony KD-49X9 F Series Service Manual page 69

Bluetooth malfunction
Voice Remote doesn't work
Or
Bluetooth Mouse/Keyboard/Controller doesn't work
Or
Bluetooth Speaker/Headphone/ doesn't work
OK
Home > Settings >
Bluetooth Settings
Can read
Near discoverable
Bluetooth Device
NG
else
Check harness
connection is OK between
Wi-Fi/BT module and Bxx
OK
Change
Wi-Fi//BT module
OK
Wi-Fi/BT module
Check BT antenna
Connection is OK
Connect properly
NG
NG
Connect properly
NG
NG Change harness
Between Bxx board
and Wi-Fi/BT module
OK
Main Harness
TV Business Division
OK
Bluetooth Mouse/Keyboard/Controller
Bluetooth Speaker/Headphoneoperation manual
NG
OK
Loose BT antenna
connection
OK
Loose harness
NG
Change Bxx board
69
Please refer
Voice Remote manual
Or
Or
69