The SHUFFLE mode may be is selected. If you don't like the set playback songs in random order, you can do the following: * Press MODE once or more to select REP ALL * Press STOP to cancel the current play mode There are some options for you to select to playback songs. * REP - Play the current track continuously * REP ALL - Play the entire disc/program continuously * SHUF - Play all tracks in random order (This function is not available with PROG)