Cadillac 2005 STS Manual page 80

Setting the Tone
P
(Treble): Touch the plus (+) or minus (−) sign next to
this symbol to increase or decrease the treble. Touch
the center position to adjust the setting to the center.
Mid (Mid-range): Touch the plus (+) or minus (−) sign
next to this symbol to increase or decrease the
mid-range. Touch the center position to adjust the
setting to the center.
D
(Bass): Touch the plus (+) or minus (−) sign next to
this symbol to increase or decrease the bass. Touch
the center position to adjust the setting to the center.
Z
(Speaker): Touch the plus (+) or minus (−) sign next
to this symbol to increase or decrease the speaker
when in surround mode or Center Point DSP setting is
selected. This feature allows you to increase or
decrease the amount of surround sound. Touch the
center position to adjust the setting to the center.
3-6
Adjusting the Speakers
Left/Right (Balance): To adjust the balance between
the right and the left speakers, touch and hold the Left or
Right screen buttons. To center the balance and the
fade, touch the center, where the two lines meet.
Front/Rear (Fade): To adjust the fade between the
front and the rear speakers, touch and hold the Front or
Rear screen buttons. To center the balance and the
fade, touch the center, where the two lines meet.
Digital Signal Processing (DSP)
This feature is used to provide a choice of five different
listening experiences. DSP can be used while listening to
the audio system or the six-disc DVD changer. The type
of DSP selected is displayed on the status line.
You may choose from the following DSP settings:
Center Point: Select this screen button to adjust the
audio to get the best sound quality when listening to an
XM™ audio source or CD/DVD. This feature creates
a multi-channel experience from CDs containing stereo
recordings. This feature is not available in AM, FM,
or WX (weather).