Audio Output - GMC 2012 Sierra Denali Owner's Manual

7-24 Infotainment System

Audio Output

Only one audio source can be heard
through the speakers at one time.
An audio source is defined as DVD
slot, CD slot, XM, FM AM, front
auxiliary jack, USB port, or rear
auxiliary jack.
O
Press the button to turn the radio
on. The radio can be heard through
all of the vehicle speakers.
Front seat passengers can listen to
the radio (AM, FM, or XM if
equipped) by pressing the BAND
button or the DVD/CD AUX button to
select CD slot, DVD slot, front
auxiliary input, USB port, or rear
auxiliary input (if available).
If a playback device is plugged into
the radio s front auxiliary input jack,
USB port, or the rear auxiliary jack,
the front seat passengers are able
to listen to playback from this
source through the vehicle
speakers. See Using the Auxiliary
Input Jack in Auxiliary Devices on
page 7 34, or Audio/Video (A/V)
Jacks under Rear Seat
Entertainment (RSE) System on
page 7 39 for more information.
In some vehicles, depending on
audio options, the rear speakers
can be muted when the RSA power
is turned on. See Rear Seat Audio
(RSA) System on page 7 49 for
more information.
Inserting a Disc
Insert a disc partway into either slot,
label side up. The player pulls it in
and the disc should begin playing.
(Loading a disc into the system,
depending on media type and
format, ranges from 5 to 20 seconds
for a CD, and up to 30 seconds for a
DVD to begin playing.)
Ejecting a Disc
Z
CD (Eject): Press and release
to eject the disc that is currently
playing. The CD ejects from the
bottom slot. A beep sounds and
Ejecting Disc displays. Once the
disc is ejected, Remove Disc
displays. The disc can be removed.
If the disc is not removed, after
several seconds the disc
automatically pulls back into the
player.
Z
DVD (Eject): Press and
release to eject the disc that is
currently playing in the top slot.
A beep sounds and Ejecting Disc
displays.
If loading and reading of a disc
cannot be completed, due to
unknown format, etc., and the disc
fails to eject, press and hold for
more than five seconds to force the
disc to eject.