Sony XR-55A95K Service Manual page 42

TROUBLESHOOTING
3.7 No Sound – Tuner
No Sound with normal
picture
NO
Only RF tuner input?
YES
IC1000 (SOC) defect
3.8 No Sound – HDMI 1/2/3/4
Please refer Audio
troubleshooting
No Sound
NG
Check the picture Refer to 4.5 HDMI NO PICTURE
OK
NG
Check sound by other TV
set which is same model
OK
NO
Is Distributor used ?
YES
Connect Source
equipment directly
Refer to 3.1 No Sound
OK
Check Source equipment
by Reference TV set
(For example, RB2, RB1)
NG
Check the settings of
Source equipment
Change
Main board.
42
SYS SET