4.3. Analog audio
No audio output.
Is a voltage of ± 12 V supplied to
DIGITAL PCB CN823?
Is there an audio signal in DIGITAL
PCB CN822?
Is the serial data for electronic volume
sent to the IC821 of DIGITAL PCB?
Reconnect the connectors correctly.
If the malfunctioning channel and function can be identified, check the correspond-
ing signal path.
Repair the ± 12V power supply.
Repair the power amplifier.
Check the CPU.
YES
NO
YES
NO
YES
NO
80
Summary of Contents for AVR-S710W
Page 8: ...8 Personal notes ...
Page 144: ...NJU72340AFH3 DIGITAL_ANALOG IC821 NJU72340A Terminal Functions 144 ...
Page 147: ...2 FL DISPLAY FLD 018BT021GINK FRONT FL101 PIN CONNECTION GRID ASSIGNMENT 147 ...
Page 148: ...ANODE CONNECTION 148 ...
Page 168: ...EXPLODED REF No Part No Part Name Remarks Q ty New Ver S14 nsp SCREW CTW3 6JR VTW3 6JR 2 20 ...