To make a data cd all cd files or cdg discs have to be converted into MCG format with our free program MCG manager. Following the instructions on MCG manger will result in 2 files per song and one juke.txt, english.inx, and sdcfg file. Copy the MP3, MCG and juke.txt files only into the root of a cd or flash drive. To transfer the songs into JB-199 go to menu/download/download songs. After the songs have finish downloading go to menu/jukebox/register songs.