2010 Cadillac CTS Owner's Manual - Page 209

Infotainment System Empty Directory or Folder If a root directory or a folder exists somewhere in the file structure that contains only folders/subfolders and no compressed files directly beneath them, the player advances to the next folder in the file structure that contains compressed audio files. No Folder When the CD contains only compressed files, the files are located under the root folder. The next and previous folder functions do not display on a CD that was recorded without folders or playlists. The radio displays F1 DISC for the root directory. When the CD contains only playlists and compressed audio files, but no folders, all files are located under the root folder. The folder down and the folder up buttons search playlists (Px) first and then goes to the root folder. The radio displays F1 DISC for the root directory. Order of Play Tracks recorded to the CD-R or CD-RW play in the following order: . 6-25 File System and Naming The song name displays the song name that is contained in the ID3 tag. If the song name is not in the ID3 tag, the radio displays the file name without the extension. Track names longer than 32 characters are shortened. Parts of words on the last page of text and the extension of the file name is not displayed. The HDD Radio will display file names with the extension. Preprogrammed Playlists Preprogrammed playlists that were created using WinAmp™, MusicMatch™, or Real Jukebox™ software can be accessed, however they cannot be edited using the radio. These playlists are special folders containing compressed audio song files. Playlists must have a file extension of PLS or M3U. Play begins from the first track in the first folder and continues sequentially through all tracks in each folder. When the last track of the last folder has played, play continues from the first track of the first playlist. ‐ Playlists can be changed by pressing the next and previous folder button. . Play begins from the first track in the first playlist and continues sequentially through all tracks in each playlist. When the last track of the last playlist has played, play continues from the first track of the first folder. When play enters a new folder, the display does not automatically show the new folder name unless the folder mode has been chosen as the default display. The new track name displays.