Surround Parameter

You can adjust the surround audio sound field effects to match your preferences.

The items (parameters) that can be adjusted depend on the signal being input and the currently set sound mode.

Some setting items cannot be set while playback is stopped. Make the settings during playback.

“Surround Parameter” settings are stored for each sound mode.

Cinema EQ

Gently softens the upper treble range of movie soundtracks to reduce possible harshness and improve clarity.


“Cinema EQ” is used.


“Cinema EQ” is not used.

This item cannot be set when sound mode is “Direct”, “Pure Direct”, “Stereo” and “Original sound mode”.

Loudness Management

This sets whether to output as specified in “Dynamic Compression” or output directly without compressing the dynamic range of audio recorded in the disc.


Outputs are given based on enabling the settings made in “Dynamic Compression” and Dialogue normalization function.


“Dynamic Compression” settings and Dialogue normalization are disabled, and the signals on the disc are output as is.

“Loudness Management” can be set when Dolby Digital, Dolby Digital Plus, Dolby TrueHD and Dolby Atmos signal is input.

Dynamic Compression

Compress dynamic range (difference between loud and soft sounds).


Automatic dynamic range compression on/off control according to source.

Low / Medium / High:

These set the compression level.


Dynamic range compression is always off.

“Dynamic Compression” can be set when Dolby Digital, Dolby Digital Plus, Dolby TrueHD, Dolby Atmos or DTS signal is input.

The default setting is “Off”. When the input signal is the Dolby TrueHD or Dolby Atmos source, the default setting is “Auto”.

“Auto” cannot be set when inputting a DTS signal.

Dialog Control

Adjust the volume of dialog in movies, vocals in music, etc. so these can be heard more easily.

0 – 6 (Default : 0)

This can be set when a DTS:X signal that is compatible with the Dialog Control function is input.

Low Frequency Effects

Adjust the low frequency effects level (LFE).

-10 dB – 0 dB (Default: 0 dB)

This can be set when the LFE signal is included in the input signal.

This item can be selected when a Dolby Digital or DTS signal or DVD-Audio is played.

For proper playback of the different sources, we recommend setting to the values below.

Dolby Digital sources: 0 dB

DTS movie sources: 0 dB

DTS music sources: -10 dB

Speaker Virtualizer

The Speaker Virtualizer enhances the surround and height speaker channels to create an enveloping virtual surround effect.


Enables “Speaker Virtualizer”.


Disables “Speaker Virtualizer”.

You can set this when the sound mode is “Dolby Atmos”, “Dolby Surround” or sound mode that has “+Dolby Surround” in the sound mode name.

Usable when not using height, ceiling or Dolby Atmos Enabled speakers, or when not using surround speakers.

Audio is not output from the surround back speaker if “Speaker Virtualizer” is set to “On” when “Speaker Config.” - “Surr. Back” is set to “1 spkr” in the menu.

DTS Neural:X

DTS Neural:X Expands the non-object based audio signals and optimizes them for your speaker configuration.


Use “DTS Neural:X”.


Do not use “DTS Neural:X”.

You can set this when sound mode is “DTS:X” or “DTS:X MSTR”.


Sets the audio mode for IMAX playback.


Automatically enables the IMAX mode when IMAX content is detected.


Enables IMAX settings for IMAX streaming content when automatic detection is not possible.


Disables the IMAX mode.

In case of streaming the IMAX contents from online streaming service using TV Apps or player Apps (such as Blu-ray player’s App), this unit may not detect the signal as IMAX contents automatically. In this case, you can enable IMAX mode by setting this parameter to “On” manually.

This setting can only be turned “On” when DTS 5.1 channel content recorded as IMAX DTS is input.

This setting cannot be set when headphones are used.

IMAX Audio Settings

You can configure special IMAX audio settings to recreate the conditions of an IMAX theater.


Applies the optimized speaker settings to reproduce similar to the IMAX theater environment.


Manually adjusts the “High Pass Filter”, “Low Pass Filter” and “Subwoofer Mode”.

You can set this when sound mode is “IMAX DTS” or “IMAX DTS:X”.

“Speakers” - “Crossovers”, “Bass” - “Subwoofer Mode” and “LPF for LFE” in the menu cannot be applied during IMAX playback.

High Pass Filter

Set the high pass filter cutoff frequency for all speakers during IMAX playback.

40 Hz / 60 Hz / 80 Hz / 90 Hz / 100 Hz / 110 Hz / 120 Hz / 150 Hz / 180 Hz / 200 Hz / 250 Hz (Default: 80 Hz)

You can set this when “IMAX Audio Settings” is set to “Manual”.

Low Pass Filter

Set the low pass filter cutoff frequency of the LFE signal during IMAX playback.

80 Hz / 90 Hz / 100 Hz / 110 Hz / 120 Hz / 150 Hz / 180 Hz /
200 Hz / 250 Hz (Default: 120 Hz)

You can set this when “IMAX Audio Settings” is set to “Manual”.

Subwoofer Mode

Set the bass signal to be played by the subwoofer during IMAX playback.


The low range signal of all speakers is added to the LFE signal output from the subwoofer. The LFE signal and the bass component of each speaker is played.


Only the LFE signal is played.

You can set this when “IMAX Audio Settings” is set to “Manual”.

Delay Time

Adjust the audio delay time against video to extend the sound field image.

0 ms – 300 ms (Default: 30 ms)

You can set this when the sound mode is “Matrix”.

Effect Level

Adjust the sound effect level of the current sound mode.

1 – 15 (Default: 10)

This item can be set when sound mode is “Rock Arena”, “Jazz Club”, “Mono Movie” and “Video Game”.

Set to a lower level if the positioning and sense of phase of the surround signals seems unnatural.

Room Size

Determine size of acoustic environment.


Simulate acoustics of a small room.

Medium small:

Simulate acoustics of a medium-small room.


Simulate acoustics of a medium room.

Medium large:

Simulate acoustics of a medium-large room.


Simulate acoustics of a large room.

This item can be set when sound mode is “Rock Arena”, “Jazz Club”, “Mono Movie” and “Video Game”.

“Room Size” does not indicate the size of the room in which sources are played.

Speaker Select

Makes settings for the speakers outputting sound.


Plays back without height speakers.

Floor & Height

Plays back with height speakers.

This can be set when the sound mode is the original sound mode.


Turn subwoofer output on and off.


The subwoofer is used.


The subwoofer is not used.

You can set this when the sound mode is “Direct” or “Stereo” and in the menu “Subwoofer Mode” is set to “LFE+Main”. link

Set Defaults

The “Surround Parameter” settings are returned to the default settings.

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