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Menu System Mark Levinson
If an aux use option that included a single surround back (Sb)
speaker is selected, the following options are available for that
speaker’s use:
•Off
Do not use the surround back speaker.
• SurroundPlus
The back speaker gets a scaled sum of the left surround and
right surround channels to supplement the surround speakers.
If you selected an aux use option that included a pair or surround
back (Sbl &Sbr) speakers, the following options are available for the
use of those speakers:
•Off
Do not use the surround back speakers.
• SurroundPlus
The surround back speakers supplement the surround speakers.
The left surround channel is reduced and sent to both the left
surround speaker and the surround back left (Sbl) speaker. The
right surround channel is reduced and sent to both the right
surround speaker and the surround back right (Sbr) speaker.
• Surround Redirect
The surround channels are sent to the surround back speakers
and the primary surround speakers are turned off.
Surround Adjustments
The surround modes for Dolby Pro Logic II music and DTS NEO:6
music have settings that can be adjusted to suit your taste. THX
cinema processing can also be adjusted. The Nº40 allows you to
define a set of all of these adjustments in each profile.
Dolby Pro Logic II Music
•Center Width
The center width control allows variable adjustment of the
center image so it can be heard only from the center speaker
(most narrow); only from the left/right speakers as a phantom
image (most wide); or from all three front speakers to varying
degrees. The default setting of neutral applies a small amount of
“width” to the center signal, which improves the blending of
the center speaker with the main speakers.
•Dimension
A simple control that alters the ratio of L+R to L–R for the 2-
channel input signals. It allows the user to gradually adjust the
soundfield either towards the front or towards the rear. If a