Mazda CX-9 Manual

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dio Operation
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Centerpoint
®
Centerpoint offers you the experience of 5.1 channel surround sound in your vehicle even 
with your conventional 2 channel sound.
Select the Centerpoint on-screen 
 button when Centerpoint is on. Select the Centerpoint 
on-screen 
 button when Centerpoint is off.
Note
l
Centerpoint does not work with AM/FM/SIRIUS/AUX/BT-Audio.
l
Centerpoint operates only with a 2-channel stereo CD. Poor sound quality in the audio 
signal playback could result from playing highly compressed audio such as MP3 with 
Centerpoint operating.
l
If a CD or a DVD is inserted in the Rear Entertainment System main unit and selected as an audio 
source, and the CD or DVD audio is 5.1 DolbyDigital/DTS audio, Centerpoint cannot be selected.
Centerpoint
®
 is a registered trademark of Bose Corporation.
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Rear seat-optimized (With Rear Entertainment System)
The rear seat-optimized function allows passengers to optimize the audio output to the rear 
for a more pleasurable acoustic field.
Select the REAR SEAT-OPTIMIZED on-screen 
 button to increase the surround effect to 
the rear seat. Select the REAR SEAT-OPTIMIZED on-screen 
 button to apply the sur-
round effect to all seats.
Note
Rear seat-optimized is only effective if a CD or a DVD is inserted in the Rear Entertainment 
System main unit and selected as an audio source, and the CD or DVD audio is 5.1 DolbyDigital/
DTS audio.
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Surround
Centerpoint
When Centerpoint is on, the true surround sound effect of Centerpoint can be adjusted to any 
one of five level between minimum and maximum enhancement.
Rear seat-optimized
When rear seat-optimized is on, the surround effect can be enjoyed at five separate levels.
Indication
Enhance change
Minimum
Low
Medium
High
Maximum
Indication
Enhance change
Minimum
Low
Medium
High
Maximum
ON
OFF
ON
OFF
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