Sony BRAVIA KDL-55W900A, Service Manual

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RB1G
CHASSIS
W900A/904A/905A
Troubleshooting
3-3-8. NO SOUND: HDMI
Size B* Board Type G* Board
Type
OTHERS JP
40” BA2 S BA2 W G1A
No Sound
40” BA2-S BA2-W G1A
46” BA2-S BA2-W G1A
55” BA2-S BA2-W G1B
Note:
(AYU2) – IC9000
(Brownie)- IC9001
Check the picture
NG
OK
Refer to HDMI NO PICTURE
Check the mode
of Source equipment
Change the mode of
Source equipment to HDMI
DVI
HDMI
Change “HDMI/DVI Audio Source”
to Auto
PC Audio
What is set in
“HDMI/DVI Audio Source”
of Sound MENU ?
Replace
IC9000
to Auto
Does this model have
D-sub input ?
Yes
No
Auto or HDMI Audio
OK
Check R5071, C5071, C5072,
C5059 C5073
OK
NG
Replace NG part
Check Sound by other TV set
which is same model
No
Check Source equipment
by Reference TV set
C5059, C5073
Is Distributor used ?
NO
which is same model
NG
Inform the designer
of it
OK
NG
(For example, AZ1)
Check the settings of
YES
Connect Source
equipment directly
of it
111
Source equipment