No Sound (Component) - Samsung LDO19WS Service Manual

4 Troubleshooting

4-7 No Sound (COMPONENT)

Does a signal appear at
5
R442 and R445?
Yes
Does a signal appear at PIN
123,124of IC702.
Yes
Does a signal appear at
PIN 2,5,9,16 of IC409
(SL/SR OUT)?
Yes
Check the Speaker L/R.
4-12
No
Check a connection harness.
No
Check the circuits relevant
to IC702.
No
Check the circuits relevant
to IC409.