No Sound (Audio Hp/Audio Out); No Sound ( Tuner) - Sony X900E Series Service Manual

FLOW

3-4. NO SOUND (AUDIO HP/AUDIO OUT)

No Sound Audio
HP/Audio out
[Sound]→
[Headphone]
[Headphone/Audio out]
is set to ?
[Audio Out (Fixed)]
[Audio Out (Variable)]
[Subwoofer]
XBR-49/55/65/75X900E
Headphone Volume Yes
Increase Headphone Volume
is set to MIN?
No
Volume
Yes
is set to MIN?
No
Set [Headphone/Audio Out]
to [Headphone] or [Audio Out]

3-5. NO SOUND ( TUNER)

No Sound with normal picture
Replace B* board
Replace B* board
Increase Volume
Replace B* board
TROUBLE SHOOTING
NO
Only RF tuner input?
YES
Check IC1000 (SoC)
Please refer Audio
troubleshooting
34