Problem

Cause

Remedy

 

The playback source does not contain LFE or low-frequency

To check it, set “Extra Bass” in the “Setup” menu to “On”, in order to output the

 

signals.

front channel low-frequency components from the subwoofer (p.108).

 

 

 

No sound is coming from the subwoofer.

Subwoofer output is disabled.

Perform “Auto Setup” (p.41) or set “Subwoofer 1” or “Subwoofer 2” in the “Setup”

menu to “Use” (p.107).

 

 

 

 

 

The volume of the subwoofer is too low.

Adjust the volume on the subwoofer.

 

 

 

 

The subwoofer has been turned off by its auto-standby function.

Disable the auto-standby function of the subwoofer or adjust its sensitivity level.

 

 

 

 

The TV does not support HDCP (High-bandwidth Digital Content

Refer to the instruction manuals for the TV and check the TV’s specifications.

 

Protection).

 

 

 

 

 

No sound from the playback device (connected to

The unit is set not to output audio input through HDMI jacks from

In “Audio Output” in the “Setup” menu, set “Amp” to “On” (p.114).

the unit with HDMI).

the SPEAKERS terminals.

 

 

 

 

 

The number of devices connected to the HDMI OUT jack exceeds

Disconnect some of the HDMI devices.

 

the limit.

 

 

 

 

 

 

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

Use a digital optical cable to make an audio connection (p.26).

No sound from the TV (when HDMI Control is

an HDMI cable.

 

 

 

used).

(If the TV is connected to the unit with an audio cable)

Use “TV Audio Input” in the “Setup” menu to select the correct audio input jack

 

The TV audio input setting does not match the actual connection.

(p.113).

 

 

 

 

(If you are trying to use ARC)

Set “ARC” in the “Setup” menu to “On” (p.114). Also, enable ARC on the TV.

 

ARC is disabled on the unit or TV.

 

 

 

 

 

No sound from the Zone2 TV (connected to the

The audio output from the HDMI OUT 2 (ZONE OUT) jack is

Set “Audio Output” in the “Setup” menu to “On” (p.118).

unit with HDMI).

disabled.

 

 

 

 

Only the front speakers work on multichannel

The playback device is set to output 2-channel audio (such as

To check it, use “Audio Signal” in the “Information” menu (p.123). If necessary,

audio.

PCM) only.

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 volume of the unit is too high.

Turn down the volume.

 

 

 

The sound is distorted.

The input signal level is too high when AUDIO 4 (XLR) is selected

Adjust the output signal level on the playback device or use “Balance Input

as the input source.

Attenuator” in the “Input” menu (p.97).

 

 

 

 

 

A device connected to the unit’s output jacks is not turned on.

Turn on all devices connected to the unit’s output jacks.

 

 

 

 

If the HDMI OUT 2 (ZONE OUT) jack is assigned to Zone2 or

For details, see “Connecting an HDMI-compatible device to play back

The sound is interrupted.

Zone4, HDMI audio output may be interrupted during some zone

videos/audio” (p.85).

 

operations due to internal circuitry switching.

 

 

 

 

 

APPENDIX ➤ Troubleshooting

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