Chevrolet 2007 Silverado 1500 Pickup Owner's Manual page 304

AUTO EQ (Automatic Equalization): Press this
button to select customized equalization settings
designed for country/western, jazz, talk, pop, rock,
and classical. Selecting CUSTOM or changing
bass or treble, returns the EQ to the manual bass
and treble settings.
The radio will save separate AUTO EQ settings
for each preset and source.
If the radio is equipped with the Bose
system, the equalization settings are either
CUSTOM or TALK.
Adjusting the Speakers (Balance/Fade)
AUDIO: To adjust the balance between the
right and the left speakers, push and release the
AUDIO knob until BAL (balance) appears on
the display. Turn the knob to move the sound
toward the right or the left speakers.
To adjust the fade between the front and the rear
speakers, push and release the AUDIO knob
until FADE appears on the display. Turn the knob
to move the sound toward the front or the rear
speakers.
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To adjust the balance or fade to the middle
position while it is displayed, push the AUDIO
knob, then push it again and hold it until the radio
produces one beep. The balance or fade will
be adjusted to the middle position.
To adjust all tone and speaker controls to the
middle position, push and hold the AUDIO knob
when no tone or speaker control is displayed. ALL
CENTERED will appear on the display, you will
®
audio
hear a beep, and the display level will be adjusted
to the middle position.
Finding a Program Type (PTY) Station
(RDS and XM™)
To select and find a desired PTY perform the
following:
1. Press the TYPE button to activate program
2. Turn the TYPE knob or press and release the
3. Once the desired PTY is displayed, press and
type select mode. TYPE and a PTY will
appear on the display.
TYPE button to select a PTY.
release either the TYPE or the SEEK arrows
to select and to take you to the PTY's first
station.