GMC 2009 Sierra - Manual (Page 241)

Z CD (Eject): Press and release this button to eject
the CD-R or CD-RW that is currently playing in the
bottom slot. A beep sounds and Ejecting Disc displays.
Once the disc is ejected, Remove Disc displays. The
CD-R or CD-RW can be removed. If the CD-R or
CD-RW is not removed, after several seconds, the CD-R
or CD-RW automatically pulls back into the player.
If loading and reading of a CD cannot be completed,
such as unknown format, etc., and the disc fails to eject,
press and hold this button for more than five seconds
to force the disc to eject.
Z DVD (Eject): Press and release this button to
eject the CD-R or CD-RW that is currently playing in the
top slot. A beep sounds and Ejecting Disc displays.
Once the disc is ejected, Remove Disc displays.
The CD-R or CD-RW can be removed. If the CD-R or
CD-RW is not removed, after several seconds, the CD-R
automatically pulls back into the player. If loading and
reading of a CD cannot be completed, such as unknown
format, etc., and the disc fails to eject, press and hold
this button for more than five seconds to force the disc
to eject.
f
(Tune): Turn this knob to select MP3/WMA files on
the CD-R or CD-RW that is currently playing.
©
SEEK
¨
: Press the left SEEK arrow to go to
the start of the current MP3/WMA file, if more than
five seconds have played. If less than five seconds have
played, the previous MP3/WMA file plays. Press the
right SEEK arrow to go to the next MP3/WMA file.
If either SEEK arrow is held, or pressed multiple times,
the player continues moving backward or forward
through the MP3/WMA files on the CD.
Sc
(Previous Folder): Press the pushbutton
positioned under the Folder label to go to the first track
in the previous folder.
cT
(Next Folder): Press the pushbutton positioned
under the Folder label to go to the first track in the
next folder.
s REV (Reverse): Press and hold this button to
reverse playback quickly within an MP3/WMA file.
Sound is heard at a reduced volume. Release this
button to resume playing the file. The elapsed time of
the file displays.
\ FWD (Fast Forward): Press and hold this button to
advance playback quickly within an MP3/WMA file.
Sound is heard at a reduced volume. Release this
button to resume playing the file. The elapsed time of
the file displays.
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