Sony GN3TR - No Sound

XBR-49/55/65/75X900E
TROUBLE SHOOTING
FLOW
3-1. NO SOUND
32
No Sound
Without LED 3x
No
No sound only
Analog RF and Digital RF ?
Yes
No
No sound only HDMI ?
Yes
No
No
Headphone is connected to
HP/Audio Out terminal ?
Disconnect the Headphone
Go to
3.2 NO SOUND
(POWER OFF CHECK)
Yes
No
Go to
3.5 NO SOUND ( TUNER)
Go to
3.6 NO SOUND (HDMI)
Replace B board
Yes
No
HP/Audio out terminal
or Headphone detect
GPIO may be broken
AV receiver is connected
to HDMI in ?
[Speakers] setting is
[Audio System] ?
Change the setting to
[TV Speakers]
No
Yes
Yes
Yes
Replace B board
Select [External Inputs]
[BRAVIA Sync Settings]
[BRAVIA Sync Control] [off]
[Sound]
[Headphone Speaker Link]
setting is [On] ?
Change [Sound]
[Headphone Speaker Link]
to [Off], OK ?