Adjusting the broadening effect of the surround
back sound field
Adjusts the broadening effect of the surround back sound field.
Setup menu
“Sound” > “DSP Parameter” > (sound program) > “Surround Back Room Size”
Setting range
0.1 to 2.0 (higher to enhance the broadening effect)
NOTE
▪ Available items vary depending on the selected sound program.
▪ To restore the default settings for the selected sound program, select “Reset”.
Adjusting the loss of the surround back sound field
Adjusts the loss of the surround back sound field.
Setup menu
“Sound” > “DSP Parameter” > (sound program) > “Surround Back Liveness”
Setting range
0 to 10 (higher to enhance the reflectivity)
NOTE
▪ Available items vary depending on the selected sound program.
▪ To restore the default settings for the selected sound program, select “Reset”.
Selecting the surround decoder used in the program
Selects a surround decoder to be used.
Setup menu
“Sound” > “Surround Decoder” > “Decode Type”
Settings
Auto
Uses the decoder automatically selected by input source. The DTS
Neural:X decoder is selected for DTS sources and the Dolby Surround
decoder is selected for other sources.
b
Dsur
Dolby Surround decoder. Expands the sound using a method optimized
for the layout of the installed speakers. It produces the extended
surround sound optimized for your speaker system. A real acoustic
space (including overhead) will be created especially when object-
based audio (such as Dolby Atmos content) is played.
Neural:X
DTS Neural:X decoder. Expands the sound using a method optimized
for the layout of the installed speakers. It produces the extended
surround sound optimized for your speaker system. A real acoustic
space (including overhead) will be created especially when object-
based audio (such as DTS:X content) is played.
Neo:6 Cinema
Uses the DTS Neo:6 decoder (or DTS-ES Matrix decoder) suitable for
movies. Sounds will be output from the surround/surround back
speakers.
Neo:6 Music
Uses the DTS Neo:6 decoder (or DTS-ES Matrix decoder) suitable for
music. Sounds will be output from the surround/surround back
speakers.
NOTE
▪ For details on each decoder, see the following:
– “Glossary of audio decoding format” (p.184)
▪ You can adjust the surround decoder parameters in “Surround Decoder” in the “Setup” menu. For details,
see the following:
– “Adjusting the center localization (broadening effect) of the front sound field” (p.123)
– “Setting the use of Center Spread” (p.123)
▪ The selected surround decoder may not work for some input sources.
▪ We recommend Dolby Surround while network streaming is Dolby contents.
▪ The Neural:X decoder does not work for Dolby Digital Plus or Dolby TrueHD signals. Select “Auto” or
“
b
Dsur” for these signals.
▪ When the Dolby Surround decoder or the Neural:X decoder is selected, virtual surround processing (such
as Virtual CINEMA FRONT) does not work. For details, see the following:
– “Enjoying sound field effects without surround speakers (Virtual CINEMA DSP)” (p.50)
– “Enjoying surround sound with 5 speakers placed in front (Virtual CINEMA FRONT)” (p.50)
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