Sony GN3UN - HDMI Audio no Sound

3h.2 Troubleshooting Detail Audio Problem
3h.2.6 HDMI Audio No Sound
HDMI cable, OK?
HDMI source, OK?
Change HDMI cable
Change HDMI
source/channel
HDMI Playback, OK? Refer “HDMI Problem”
NG
OK
NG
OK
NG
OK
START
DONE
Change B-
board
No Sound
No Sound
Sound
Sound
Do a Factory Setting &
set to desire HDMI source with
sound
No Sound
No Sound
Correct UI setting
NG
UI setting, OK?
(TV System settings)
UI OK, No Sound
No Sound
Sound
Sound
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