Yamaha RX Z9 - AV Receiver Owner's Manual page 113

Item
SB Room Size Adjusts the apparent size of the surround back sound field.
SB Liveness Adjusts the apparent reflectivity of the virtual wall in the surround back sound field.
Panorama Extends the front stereo image to include the surround speakers for wraparound effect.
Center Width Adjusts the center image from all three front speakers to varying degrees.
Dimension Adjusts the sound field either towards the front or towards the rear.
Center Image Adjusts the center image from all three front speakers to varying degrees.
Center Level Adjusts the volume level of center channel in 9-channel stereo mode.
Surround L Level Adjusts the volume level of surround left channel in 9-channel stereo mode.
Surround R Level Adjusts the volume level of surround right channel in 9-channel stereo mode.
Sur.Back L Level Adjusts the volume level of surround back left channel in 9-channel stereo mode.
Sur.Back R Level Adjusts the volume level of surround back right channel in 9-channel stereo mode.
Sur.Back Level Adjusts the volume level of surround back channel in 9-channel stereo mode.
Presence L Level Adjusts the volume level of presence left channel in 9-channel stereo mode.
Presence R Level Adjusts the volume level of presence right channel in 9-channel stereo mode.
Selects the decoder used to decode 2-channel sources into multi-channel using THX Cinema,
Decode Type
Surround Enhanced, Surround Standard or Movie Theater programs.
Features
SOUND FIELD OPTIONS
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