Samsung CXJ1331/TUCX Service Manual page 35

6-6 No Audio During Playback
the audio signal of ICM301
Check the Audio
signal of ICM301
Check the PC 5V
of ICM301 Pin 75
Check AC head
line and CNM501
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Check Normal
Pin 96
Abnormal
Normal
Pin 1, 100
Check the A.EE/PB/REC
Abnormal
(ICM601 78, 94 Pin Check)
Abnormal
Check the PC 5V line
Normal
Abnormal
Check the line of RM514, CM515
LM503, RM501, RM502 (A. out Line)
Check if ICM301
Normal
Pin 16, 17 is Low
(0 ~ 0.5V)
Abnormal
Line and D.REC Line
Replace ICM301
Troubleshooting
Replace ICM301
6-5