Samsung 730MP - 5-6 No Sound(COMPONENT)

5 Troubleshooting
5-6 730MP
Does a signal appear at
R745, R747?
Check CN700 or AV DEVICE.
Yes
No
Does a signal appear at R759,
R760?
Check related circuit
IC700.(TEA6422D)
Yes
No
Does a signal appear at
R511, R516?
Check related circuit
IC701.(VCTI)
Yes
No
Check the Speaker L/R.
5-6 No Sound(COMPONENT)
11
12
WAVEFORMS
Does a signal appear at
L500, L501, L503, L504?
(SL/SRPUT)
12
11
Check related circuit
IC501.(TPA3002)
No
Yes