Samsung DSR9500 CI Satellite TV System User Manual


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Troubleshooting
4-4 Samsung Electronics
NO SPDIF OUTPUT
R430 is 5V?
Check R430, SMPS.
Yes
No
Data waveform
occur at R431.
U750 Data, CLK
: 5, 6, 7, 8.
Yes
No
Check 750.
Yes
Check J801.
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