Marantz SR7009 Owner's Manual page 192

Contents Connections
Upgrade (Auro-3D)
o Auro-Matic 3D Preset
Selects the Auro-Matic 3D Preset for fine tuning the Auro-3D
experience to specific audio material.
Small is ideal for pop and chamber music or movies
Small:
with a lot of dialog. (e.g. comedy)
Medium Medium is best used on jazz music or typical
(Default): movies and TV shows.
Large is ideal for recordings that were recorded in
Large: large spaces. (e.g. orchestral recordings or action
movies with big explosions.)
Speech is ideal for recordings which are mostly
Speech: dialog (e.g. news broadcast), and that have virtually
no inherent spatial information.
0 You can set this when the sound mode is set to Auro-3D.
0 This cannot be set if the input signal contains Auro-3D signals containing a
Height channel.
Front panel Display
Playback Settings
Upgrade (Auro-3D)
o Auro-Matic 3D Strength
Changes the level of the up-mixed channels in relation to the original
input signal.
The value ranges from 1(no up-mixing) to 16(Maximum level, providing
maximum effect).
1 - 16 (Default:10)
0 You can set this when the sound mode is set to Auro-3D.
0 This cannot be set if the input signal contains Auro-3D signals containing a
Height channel.
Rear panel 192
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Appendix