Adjusting The Speakers (Balance/Fade - Chevrolet 2009 TrailBlazer Owner's Manual

Setting the Tone
(Bass/Midrange/Treble)
AUDIO: Press and turn to adjust the Tone.
1. Push and release until BASS, MID (midrange)
®
(without Bose ), or TREB (treble) displays.
2. Turn to increase or to decrease the tone.
The display shows the bass, midrange (without Bose
or treble level. If a station is weak or has static,
decrease the treble.
To adjust the bass, midrange (without Bose
to the middle position while it is displayed, push and
hold AUDIO. 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 AUDIO when no tone or speaker
controls displays. ALL CENTERED displays and a
beep is heard.
AUTO EQ (Automatic Equalization): Press to
select customized equalization settings designed for
country/western, jazz, talk, pop, rock, and classical.
To return the bass and treble to the manual mode,
push and release this button until CUSTOM displays.
The radio saves separate AUTO EQ settings for
each preset and source.
If the radio has the Bose
settings are either CUSTOM or TALK.
3-68
®
), or treble
®
audio system, the equalization

Adjusting the Speakers (Balance/Fade)

AUDIO: Press and turn to adjust the speakers.
To adjust the balance between the right and the left
speakers:
1. Push and release until BAL (balance) displays.
2. Turn to move the sound toward the right or the left
®
),
speakers.
To adjust the fade between the front and rear speakers:
1. Push and release this knob until FADE or FAD
displays.
2. Turn to move the sound toward the front or the rear
speakers.
To adjust the balance or the fade to the middle position
while it is displayed, push and hold the AUDIO knob.
On some radios, push the AUDIO knob, then push
it again and hold it until one beep is heard.
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 is heard.