Black plate (27,1)Cadillac SRX Navigation System - 2011Infotainment System 27Empty Directory or FolderIf a root directory or folder is emptyor contains only folders, the playeradvances to the next folder in thefile structure that contains acompressed audio file. The emptyfolder(s) are not displayed ornumbered.No FolderWhen the CD only containscompressed audio files without anyfolders or playlists, all files arelocated under the root folder.File System and NamingThe displayed song title is takenfrom the file's ID3 tag. If a song titleis not present in the ID3 tag, theradio displays the file name as thetrack name.Preprogrammed PlaylistsThe radio recognizespreprogrammed playlists whichwere created by WinAmp™ orMusicMatch™, however, there isno editing capability.These playlists are treated asspecial folders containingcompressed audio song files.Hard Drive Device (HDD)With a Hard Drive Device (HDD),songs can be recorded.The type of format supported by theHDD are:. MP3. MP3-Pro (with spectral brandreplication).. WMA. Audible.com. M4ASongs can be recorded from aCD player or a mass media storagedevice connected by a USBconnector. The hard drive has10 GB memory capacity for storageof media files.For optimal recording performancemake sure the disc is clean with nodamage, otherwise the systemmight partically record the track.To select the hard drive audiosource:Press CD/AUX/HDD, cycle throughthe available audio source untilthe HDD source displays or pressCD/AUX/HDD once, and then pressthe HDD source button.