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Tuner Audio Out Abnormal
Tuner line signal is OK?
IC604(Jack PCB) is OK?
4.5MHz signal from 13 pin
of tuner(TM1) is OK?
make 3.58MHz signal?
If TIC1 is normal, refer to
Samsung Electronics
Yes
Supplied power
(Pin 5 : about 5V)
Yes
Yes
Does XT4M01
(jack PCB)
Yes
audio line in abnomal
No
Connect tuner line to TV directly.
No
Check its power line or around elements
No
Check the SIF signal or tuner
No
Check XT4M01 or around elements
Tuner Audio
Troubleshooting
5-15
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