5. Press the tune/select knob to enter intoCONFIGURE DISPLAY KEYS.6. Turn the tune/select knob to select which ofthe four configurable keys you would like tochange. The currently assigned featuredisplays.7. Press the tune/select knob to select theconfigurable key to change.8. Turn the tune/select knob to find the featurethat will be stored to the key.9. Press the tune/select knob when you havefound the feature to be stored. The displayupdates, by showing the symbol of the featureselected next to the configurable key.10. Repeat the previous steps for eachconfigurable key.Once a feature is programmed to a key, thefeature does not display when programming theremaining configurable keys. The configurablekeys can be changed at any time.Using an MP3MP3 CD-R DiscMP3 FormatIf you burn your own MP3 disc on a personalcomputer:• Make sure the MP3 files are recorded on aCD-R disc.• Do not mix standard audio and MP3 files onone disc.• Make sure playlists have a .mp3 or .wplextension, other file extensions might not work.• Files can be recorded with a variety of fixed orvariable bit rates. Song title, artist name, andalbum are available for display by the radiowhen recorded using ID3 tags version 1 and 2.• Create a folder structure that makes it easy tofind songs while driving. Organize songs byalbums using one folder for each album.Each folder or album should contain 18 songsor less.• Make sure to finalize the disc when burning anMP3 disc, using multiple sessions. It is usuallybetter to burn the disc all at once.297