Sony KD-55A8F - 3.8 NO SOUND: HDMI 1;2;3;4

No Sound
Check the picture
NG
OK
Refer to 4.5 HDMI NO PICTURE
Check the mode
of Source equipment
Change the mode of Source equipment to HDMI
DVI
HDMI
NG
Check Source equipment
by Reference TV set
(For example, RB2, RB1)
OK
Check the settings of
Source equipment
Connect Stereo minijack cable between Source and the TV, and
Change “HDMI/DVI Audio Source” to Auto or Analog Audio In.
Is Distributor used ?
NO
YES
Connect Source
equipment directly
Check Sound by other TV set
which is same model
NG
OK
Does this model have
Analog Audio In
(Stereo minijack)?
YES
NO
Refer to 3.0 No Sound Audio
Does this model have
Analog Audio In
(Stereo minijack)?
YES
No
Change “HDMI/DVI Audio Source” to Auto or HDMI Audio In
“HDMI/DVI Audio Source”
setting is?
Auto or HDMI Audio
Analog Audio In
Change B-Board.
And inform the designer of it
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3.8 NO SOUND: HDMI 1/2/3/4
SYSSET
2018/03/1622:32:44(GMT+09:00)