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5-15 No Audio During Record (Mono Audio)
FLM301, QM304, QM302
Samsung Electronics
Press
the "REC" button
for the recording
mode
Normal
Check the audio
signal of ICM301
Pin 9
Normal
Check the bias signal
ICM301 Pin 6
Normal
Check CNM302
Pin 4, 5, 6
Normal
Check AC head
Check/Replace
Abnormal
Check the audio signal
of ICM301 Pin 76
Abnormal
Replace ICM301
Abnormal
Check the REC bias
signal of FLM301
Normal
Abnormal
Troubleshooting
5-9
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