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Troubleshooting
5-2 No Sound
Normal
Waveform of IC201
Check
Waveform of IC201
Pin 1.
Abnormal
Volume
Up.
NG
Check/Replace
IC201.
5-2
Normal
Check
Abnormal
Waveform of
IC601 Pin 1.
Check
Abnormal
Pin 52.
Normal
Check
O.K
SIF (L201).
No Sound
Check
Connector CN601
and CN701.
Normal
Check
Waveform of IC601 and
IC602 Pins 4.
Abnormal
Check
Voltage of IC601 and IC602
Pin 5.
Abnormal
Check Power
12V Line Voltage.
Abnormal
Check CN601 and CN701
Connector
Soldering and A/V PCB.
Normal
Ok
Normal (approx. 12V)
Replace IC601
and IC602.
Samsung Electronics
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