GMC 2011 Full-Size Truck Navigation System User Manual page 23

RANDOM:
1. Press to hear the tracks in
random, rather than sequential,
order.
2. Press it again to turn off
random play.
r
(Rewind):
1. Press and hold to rewind quickly
through a track selection. You
will hear sound at a reduced
volume.
2. Release to stop rewinding.
The display will show the
elapsed time of the track.
[
(Forward):
1. Press and hold to fast forward
quickly through a track selection.
You will hear sound at a reduced
volume.
2. Release to stop fast forwarding.
The display will show the
elapsed time of the track.
SEEK / SEEK:
1. Press the right arrow to go to the
next track.
2. Press the left arrow to go to the
start of the current track, if more
than five seconds have played.
If either arrow is pressed more
than once, the player continues
moving backward or forward
through the CD. The sound will
mute while seeking.
You can also turn the tune knob to
seek to the next or previous track.
When playing an audio CD, if your
vehicle has RSE, the rear seat
operator can power on the RSE
video screen and use the remote
control to navigate through the
tracks on the CD.
Infotainment System
Using an MP3 CD
MP3 Format
There are guidelines that must be
met, when creating an MP3 disc.
If the guidelines are not met when
recording a CD-R(W), the CD
may not play. The guidelines are
(Supported Sampling rate and Bit
rates will vary based on CD or DVD
Navigation Systems):
Sampling rate: 8 kHz,
11.025 kHz, 12 kHz, 16 kHz,
22.05 kHz, 24 kHz, 32 kHz, and
44.1 kHz, 48 kHz, 88.2 kHz,
96 kHz, 176.4 kHz, and
192 kHz.
Bit rates supported: 8, 16, 24,
32, 40, 48, 56, 64, 80, 96, 112,
128, 160, 192, 224, 256, and
320 kbps.
23