Chevrolet 2007 TrailBlazer Owner's Manua page 264

The radio saves separate AUTO EQ settings for
each preset and source.
If the radio has the Bose
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) displays.
Turn the knob to move the sound toward the
right or the left speakers.
To adjust the fade between the front and rear
speakers, push and release the AUDIO knob
until FAD (fade) displays. Turn the knob to move
the sound toward the front or the rear speakers.
To adjust the balance or fade to the middle
position while it is displayed, push and hold the
AUDIO knob. The radio produces one beep
and adjusts the display level 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 controls display.
ALL CENTERED displays and a beep sounds.
264
®
audio system, the
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
type select mode. P-TYPE and the last
selected PTY displays.
2. Turn the TYPE knob or press and release the
TYPE button to select a PTY.
3. Once the desired PTY displays, press either
©
the left or right
select and to go to the PTY's first station.
4. To go to another station within that PTY,
press the TYPE button, then press either
©
the left or right
once.
5. Press either the left
TYPE arrow twice to exit the program type
select mode.
¨
SEEK or TYPE arrow to
¨
SEEK or TYPE arrow
© ¨
or right SEEK or