Sony XBR-75X945C, Service Manual

Page: 140 / 209

XBR-65X930C, 75X940C, 945C
140
TROUBLE SHOOTING
3) Power Off Checking*3
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
Power Off Checking*1
Yes
No
Go to
No Sound Tuner
Go to
No Sound HDMI
Go to
No Sound Audio
[Sound]
→
[Headphone Speaker Link]
setting is [On] ?
Change [Sound]
→
[Headphone Speaker Link]
to [Off], OK ?
Replace B-PWB
Yes
No
HP/Audio out terminal or Headphone detect
GPIO may be broken
AV receiver is connected
to HDMI in ?
Yes
Select [External Inputs]
→
[BRAVIA Sync Settings]
→
[BRAVIA Sync Control]
→[off]
[Speakers] setting is
[Audio System] ?
Change the setting to
[TV Speakers]
Yes
Yes
No