Sony XBR-55X850D Service Manual page 43

FLOW
3-7. NO SOUND (HDMI1/2/3/4)
No Sound
Check the picture
OK
Check the mode
of Source equipment
HDMI
Does this model have
Analog Audio In
(Stereo mini-jack)?
NO
Check Sound by other TV set
which is same model
NG
Is Distributor used ?
YES
Connect Source
equipment directly
XBR-55X850D/857D, 65X850D/855D/857D, 75X850D
NG
Refer to 4-5 HDMI NO PICTURE
YES
DVI
Does this model have
Analog Audio In
(Stereo mini-jack)?
Analog Audio In
YES
"HDMI/DVI Audio Source"
setting is?
Auto or HDMI Audio
OK
NO
Connect Stereo mini-jack cable between Source and the TV, and
Change "HDMI/DVI Audio Source" to Auto or Analog Audio In.
NO
Change the mode of Source equipment to HDMI
Change "HDMI/DVI Audio Source" to Auto or HDMI Audio In
Refer to 3-2 No Sound Audio
OK
Check Source equipment
by Reference TV set
(For example, RB2, RB1)
NG
Check the settings of
Source equipment
TROUBLE SHOOTING
Change B-Board.
And inform the designer of it
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