2008 Mazda RX-8 Owner's Manual - Page 224

Interior Comfort Audio System MP3 CD Message display If "CHECK CD" is displayed, it means that there is some CD malfunction. Check the CD for damage, dirt, or smudges, and then properly reinsert. If the message appears again, take the unit to an Authorized Mazda Dealer for service. Track number/Elapsed time display File name Folder name Album name (ID3 Tag) Song name (ID3 Tag) Artist name (ID3 Tag) NOTE (MP3 CD) This unit can only read English (including numerals) one-byte characters. Depending on the CD writing software used, proper display may not be possible. Display scroll (MP3 compatible type) Only 12 characters can be displayed at one time. To display the rest of the characters of a long title, turn the display feed dial ( ) to the right. Hidden titles can be scrolled into the display one character at a time. NOTE The displayable number of characters is limited. If the number of characters, including the file extension (.mp3), exceeds 32 characters, it may not be fully displayed. 6-34