38VX4025MP3/WMA OperationMP3 is a format for storing digital audio. An audio CD-quality song can becompressed into the MP3 format with very little loss of quality, while taking upmuch less space. Insert a MP3 Disc into the disc slot, label side up. Playback beginsin MP3 mode when a disc is inserted correctly. The unit plays the songs in theorder they were burned on to the disc. The menu for playing audio MP3 music filesis the same as previously described for CD discs.Media and File RequirementsThis player allows you to play back MP3 and WMA files recorded onto CD-R/RWs,DVD+R/RWs, and DVD-R/RWs. For CD-RW discs, please make sure it is formattedusing the full method and not the quick method to prevent illegal disc operation.For the greatest file capacity, Dual Layer DVD’s can be used when burning musicto a disc.MP3 Format CompatibilityThe file naming formats listed below are compatible with thisunit:• ISO 9660 – file name: 12 characters, file extension: 3 characters• ISO 9660 – file name: 31 characters, file extension: 3 characters• Joliet – 64 charactersIf the file or older name does not conform to ISO 9660 file system standards, itmay not be displayed or played back correctly. Use the following settings whencompressing audio data for your MP3 disc:• Transfer Bit Rate: 128kbps• Sampling Frequency: 48kHzWhen recording MP3 up to the maximum disc capacity, disable additional writing.For recording on an empty disc up to maximum disc capacity, use the “Disc atonce” setting.MP3 Playing OrderWhen selected for play, files and olders are accessed in the order they werewritten by the CD writer. As a result, the order in which they are expected to beplayed may not match the order in which they are actually played. You may beable to set the order in which MP3/WMA files are to be played by writing themonto a medium such as a CD-R with their file names beginning with playsequence numbers such as “01” to “99”.