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Sound suddenly reduces
• When using the unit for extended periods with the temperature inside the unit exceeding a certain temperature, the volume may be reduced
automatically to protect the circuits.
Sound suddenly changes
• When "My Input Volume" is set, the volume is set for each input selector. Check "4. Source" - "My Input Volume" on the Setup menu (
).
Listening Modes
• To enjoy digital surround playback in formats such as Dolby Digital, you need to make a connection for audio signals with an HDMI cable, digital
coaxial cable or digital optical cable. Also, audio output need to be set to Bitstream output on the connected Blu-ray Disc player, etc.
• Press on the remote controller several times to switch the display of the main unit, and you can check the input format.
Check the following if the problem persists after you have confirmed the above.
Cannot select a desired listening mode
• Depending on the connection status of the speaker, some listening modes may not be selected. Check "Speaker Layouts and Selectable
Listening Modes" (
) or "Input Formats and Selectable Listening Modes" (
• When playing multichannel PCM audio format, depending on the content, you may not be able to select the "DTS Neural:X" listening mode.
Cannot listen to the sound in Dolby TrueHD, Dolby Atmos or DTS-HD Master Audio format
• If the audio in Dolby TrueHD, Dolby Atmos or DTS-HD Master Audio format cannot be output correctly in the source format, set "BD video
supplementary sound" (or reencode, secondary sound, video additional audio, etc.) to "Off" in the setting of a connected Blu-ray Disc player, etc.
After changing the setting, switch the listening mode to that for each source, and confirm.
Cannot select Pure Audio mode
• The Pure Audio mode cannot be selected when the Multi-zone function is on.
About Dolby signals
• When surround back speakers are included in the speaker layout, and software that is recorded with the 5.1-channel Dolby audio format is
played, the surround channel audio may be output from the surround back speakers.
• Some Dolby Atmos audio format that is used on games, etc., may be recognized as "Multichannel PCM". If this occurs, check the firmware
updates for the game console.