Samsung MAX-878

6-6 Samsung Electronics
Troubleshooting
6-2-2 Audio Output Malfunction
Check voltage of NIC05 : 5V
No
Check waveform of NIC9223
pin no. 12,13
Check NIC9223 soldering
Check waveform of NC55R,L
Replace NIC9223
Check NIC9223 soldering
Yes
Replace NIC05
Check Amp
Malfunction of Audio Output
Yes
Yes
Yes
No
No