Chevrolet 2008 Optra Owner's Manual page 169

any label, load one CD at a time, and keep the CD
player and the loading slot free of foreign materials,
liquids, and debris.
If an error displays, see "CD Messages" later in this
section.
All of the CD functions work the same while playing an
MP3/WMA, except for those listed here. See "Playing
a CD" earlier for more information.
SCROLL (MP3/WMA Mode Only): Press the SOUND
button for longer than two seconds. The song title or
other available information of a song scrolls on/off.
The offset is scroll on. The scroll mode can be changed
only when the SOUND button is pressed for longer
than two seconds.
DIR (Directory): Press this button to repeat the tracks
in the current directory. DIR displays.
Press this button again to repeat the tracks in all of the
directories. ALL displays.
Press this button again to turn off repeat play.
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SEEK (Previous/Next Folder) (in MP3/WMA
Mode): Press the SEEK arrows to change the folder.
If CD-R does not have any folder, "ROOT" flashes
on the display for a short time.
( )
TUNE (Previous/Next Track): Press the up
TUNE arrow to go to the next track. The track number
displays. Press the down TUNE arrow to go to the
start of the current track. The player continues moving
forward or backward through the CD with each press of
the TUNE arrows.
INFO/DISP (Information/Display): Press this button
to display additional text information related to the
current MP3/WMA song. A choice of additional
information such as: Song Title, Album Title, and Artist.
Bit rate might also display.
When information is not available, No Info (information)
displays.
Press this button for longer than two seconds to change
display mode.
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