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APPENDIX ➤ Troubleshooting En 148
Video
No sound from the TV (when HDMI Control is
used).
The TV is set to output audio from the TV speakers.
Change the audio output setting on your TV so that the TV audio is output from the
speakers connected to the unit.
(If the TV is connected to the unit with an audio cable)
The TV audio input setting does not match the actual connection.
Use “TV Audio Input” in the “Setup” menu to select the correct audio input jack
(p.122).
(If you are trying to use ARC)
ARC is disabled on the unit or TV.
Set “ARC” in the “Setup” menu to “On” (p.122). Also, enable ARC on the TV.
No sound from the Zone2 TV (connected to the
unit with HDMI).
(RX-A3020 only)
The audio output from the HDMI OUT 2 (ZONE OUT) jack is
disabled.
Set “Audio Output” in the “Setup” menu to “On” (p.127).
Only the front speakers work on multichannel
audio.
The playback device is set to output 2-channel audio (such as
PCM) only.
To check it, use “Audio Signal” in the “Information” menu (p.131). If necessary,
change the digital audio output setting on the playback device.
Noise/hum is heard.
The unit is too close to another digital or radio frequency device. Move the unit further away from the device.
The cable connecting the unit and playback device is defective. If there is no problem with the connection, replace with another cable.
The sound is distorted.
The volume of the unit is too high.
Turn down the volume. If “ECO Mode” in the “Setup” menu is set to “On”, set it to
“Off” (p.130).
A device connected to the unit’s output jacks is not turned on. Turn on all devices connected to the unit’s output jacks.
The sound is interrupted.
(RX-A3020 only)
If the HDMI OUT 2 (ZONE OUT) jack is assigned to Zone2 or
Zone4, HDMI audio output may be interrupted during some zone
operations due to internal circuitry switching.
For details, see “Connecting an HDMI-compatible device to play back
videos/audio” (p.93).
Problem Cause Remedy
Problem Cause Remedy
No video.
Another input source is selected on the unit. Select an appropriate input source with the input selection keys.
Another input source is selected on the TV. Switch the TV input to display the video from the unit.
The video signal output from the unit is not supported by the TV. Set “MONITOR CHECK” in the “ADVANCED SETUP” menu to “YES” (p.134).
The cable connecting the unit and TV (or playback device) is
defective.
If there is no problem with the connection, replace with another cable.
No video from the playback device (connected to
the unit with HDMI).
The input video signal (resolution) is not supported by the unit.
To check the information about the current video signal (resolution), use “Video
Signal” in the “Information” menu (p.131). For information about video signals
supported by the unit, see “HDMI signal compatibility” (p.159).
The TV does not support HDCP (High-bandwidth Digital Content
Protection).
Refer to the instruction manuals for the TV and check the TV’s specifications.
The number of devices connected to the HDMI OUT jack is over
the limit.
Disconnect some of the HDMI devices.
The menu of the unit is not displayed on the TV. Another input source is selected on the TV. Switch the TV input to display the video from the unit.
The video is interrupted.
(RX-A3020 only)
If the HDMI OUT 2 (ZONE OUT) jack is assigned to Zone2 or
Zone4, HDMI video output may be interrupted during some zone
operations due to internal circuitry switching.
For details, see “Connecting an HDMI-compatible device to play back
videos/audio” (p.93).