Yamaha AVENTAGE CX-A6200 Owner's Manual page 156

Problem
No sound from the playback device (when HDMI
Control is used).
No sound from the TV (when HDMI Control is used).
No sound is coming from the Zone assigned with
"HDMI ZONE OUT Assign".
Only the front speakers work on multichannel audio.
Noise/hum is heard.
The sound is distorted.
The sound is interrupted.
Cause
The TV is set to output audio from the TV speakers.
TV audio is selected as the input source.
The TV is set to output audio from the TV speakers.
A TV that does not support ARC is connected to the unit only with an
HDMI cable.
(If the TV is connected to the unit with an audio cable)
The TV audio input setting does not match the actual connection.
(If you are trying to use ARC)
ARC is disabled on the unit or TV.
The audio output from the HDMI OUT 3 (ZONE OUT) jack is disabled.
The playback device is set to output 2-channel audio (such as PCM) only.
The unit is too close to another digital or radio frequency device.
The cable connecting the unit and playback device is defective.
The volume of the unit is too high.
HDMI audio output may be interrupted during some zone operations due
to internal circuitry switching.
En
Change the audio output setting on your TV so that the playback device audio is output
from the speakers connected to the power amplifier.
Select an appropriate input source with the input selection keys.
Change the audio output setting on your TV so that the TV audio is output from the
speakers connected to the power amplifier.
Use a digital optical cable to make an audio connection (p.33).
Use "TV Audio Input" in the "Setup" menu to select the correct audio input jack (p.134).
Set "ARC" in the "Setup" menu to "On" (p.134). Also, enable ARC on the TV.
Set "HDMI Audio Output - HDMI ZONE OUT" in the "Setup" menu to "On" (p.134).
To check it, use "Information" in the "Sound" menu (p.125). If necessary, change the
digital audio output setting on the playback device.
Move the unit further away from the device.
If there is no problem with the connection, replace with another cable.
Turn down the volume.
For details, see "Connecting an HDMI-compatible device to play back videos/audio"
(p.101).
156
Remedy