Samsung CXJ1331/TUCX Service Manual page 44

Troubleshooting
6-17 No Picture During Playback
Insert a tape and set
to the PLAYBCAK mode
Check
the FM video
signal at ICM301
Pin 74
Normal
Check
the video signal at
ICM301 Pin 28
Normal
Check
the video signal at
ICM301 PIn 25
Normal
Check
the video output
signal at ICM301
Pin 35
Normal
Check IC201
neighbor circuits
6-14
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Abnormal
Check the ENV
connecting pattern
Abnormal Check
the voltage of ICM301
Pin 11, 16(Low)
Normal
Replace ICM301
Abnormal
Check the output of video
signal at CM305
Abnormal
Replace ICM301
Abnormal
Check the voltage of
ICM601 pin 78 (LOW)
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