Denon AVR-X3200W Service Manual page 97

4.3. Analog audio
No audio output.
Is a voltage of ±7V supplied to SIDE
CNT PCB CN64C 4-7pin?
YES
Is there an audio signal in INPUT
PCB CN461?
NO
Is electron volume serial data being
sent to SIDE CNT PCB CN23C
15-17pin?
YES
Once more, connect the connectors correctly.
If the malfunctioning channel and function can be identified, check the corresponding
signal path.
NO
Repair the ±7V power supply.
YES
Repair the power amplifier.
NO
Is the connector correctly connected
with DIGITAL PCB?
97
NO
Connect the connectors correctly.
YES
Repair the DIGITAL PCB.