Acura 2011 TL Owner's Manual page 305

Playing a Disc (Models with navigation system)
NOTE:
Combining a low sampling frequency
with a low bitrate may result in
extremely degraded sound quality.
To play an MP3/WMA/AAC disc,
use the disc controls previously
described, along with the following
information.
302
Changing the Folders
While playing an MP3/WMA/AAC
disc, you can select a folder within
the disc by pressing either side of
the category bar. Each time you
press either side of the bar, the
folder title and its first file's
information appear on the center
display and on the navigation screen
in hierarchical order of the folders
which contain files within the disc.
2011 TL
Changing and Selecting
the Folders/Files
FOLDER LIST
Using the interface selector, you can
see the list of all the folders within a
disc. While playing an MP3/WMA/
AAC disc, push the interface selector
up. The folder list in the currently
playing disc will appear on the screen.
If the root folder has some additional
folders in the lower layer, they will
be listed on the screen.