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APPENDIX ➤ Troubleshooting En 93
No sound from the playback device (connected to
the unit with HDMI).
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 unit is set not to output audio input through HDMI jacks from
the SPEAKERS terminals.
In “Audio Output” in the “Setup” menu, set “Amp” to “On” (p.74).
The number of devices connected to the HDMI OUT jack exceeds
the limit.
Disconnect some of the HDMI devices.
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.
A TV that does not support ARC is connected to the unit only with
an HDMI cable.
Use a digital optical cable to make an audio connection (p.20).
(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.74).
(If you are trying to use ARC)
ARC is disabled on the unit or TV.
Set “ARC” in the “Setup” menu to “On” (p.75). Also, enable ARC on the TV.
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 “Signal Info” in the “Option” menu (p.66). 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” is set to “On”, set it to “Off” (p.78).
A device connected to the unit’s output jacks is not turned on. Turn on all devices connected to the unit’s output jacks.
Problem Cause Remedy