Samsung MM-16 Service Manual page 20

6-2-2 Malfunction of Audio output
Malfunction of Audio output
Check voltage of NIC05
Check waveform of NIC9282
pins 19,20
Check waveform of NIC9270
pins 9,12
Check waveform of NIC9270
pins 2,19
Check Amp. operation
Samsung Electronics
Yes
Yes
Yes
Yes
Yes
No
No
Check NIC9282 soldring conditon
Replace NIC9270
No
Check NIC9270 soldering condition
No
Replace NIC9270
Check NIC9270 soldering condition
Troubleshooting
Replace NIC05
6-5