chapter 2 29Playing DiscsPlaying mp3/WMA Filesmp3/WMA is an audio file format which compresses recorded music. The main advantage of the mp3/WMA format is that CD-qualitymusic tracks can be stored on a personal computer in user-friendly compressed files.1. Press the OPEN/CLOSE button to open the disc tray. Insert the disc with mp3 or WMA files and close the tray. Depending on therecording, playback may begin automatically.2. If playback doesn’t begin automatically, a menu is displayed. Use the arrow buttons to select a file.3. Press OK.Playable filesPlayable discs: CD-R, CD-RWSampling frequency: 44.1 kHzBitrate: WMA: 48 kbps - 192 kbpsmp3: 32 kbps - 320 kbpsFormat: MODE 1File system: ISO9660 LevelFile name (mp3): A file name should be alphanumeric (letters and numbers) characters only, and must incorporate the “mp3”extension. (e.g. “********.mp3”)Less than 50 bytesFile name (WMA): A file name should be alphanumeric (letters and numbers) characters only, and must incorporate the “WMA”extension. (e.g. “********.WMA”)Less than 50 bytesTotal number of files: Less than 650WMA codec version: V7, V8, V9 (Stereo sound only)This player requires discs/recordings to meet certain technical standards in order to achieve optimal playback quality.Ther e are many different types of recordable disc formats (including CD-R containing MP3/WMA files). Not all recordable discswill produce optimal playback quality. The technical criteria set forth in this user’s guide are meant only as a guide. Use ofCD-R W for MP3 files is not recommended.You must obtain any required permission from copyrightowners to download or use copyrighted content. Thomsoncannot and does not grant such permission.Micr osoft, Windows Media, and theWindows Logo are trademarks orregister ed trademarks of MicrosoftCorporation in both the United Statesand other countries.playing2.indd 29 3/8/06 4:46:51 PM