Denon AVR-2313, Service Manual

Page: 99 / 230

99
4.3. Analog audio
No sound is output
Is the voltage of ±7V supplied to
SIDE CNT B'D CP4605 pin 9&10(-
7V), pin 11&12(+7V)?
Is the audio signal transmitted to
AUDIO B'D CN401?
Is the serial data for electronic volume
transmitted to FRONT CNT B'D
CP3404 pin 15&16?
Once more, check the connection of the connector.
When you can specify the troubled channel and function, check the corresponding
signal route.
The power supply of ±7V is repaired.
The power amplifier is repaired.
Is the connector correctly connected
with HDMI B'D?
Connect the connectors properly.
The HDMI B'D is repaired.
YES
NO
YES
NO
NO
YES
YES
YES