ENGLISH 31REFERENCESMaintenanceCleaning the unitWipe off dirt on the faceplate with a dry silicone or soft cloth.Cleaning the connectorDetach the faceplate and clean the connector gentlywith a cotton swab. Be careful not to damage theconnector.Handling discs• Do not touch the recording surface of the disc.• Do not stick tape etc. on the disc, or use a disc with tape stuck on it.• Do not use any accessories for the disc.• Clean from the center of the disc and move outward.• Clean the disc with a dry silicone or soft cloth. Do not use any solvents.• When removing a disc from this unit, pull it out horizontally.• Remove burrs from the center hole and disc edge before inserting a disc.More informationFor: – Latest firmware updates and latest compatible item list– KENWOOD original application– Any other latest informationVisit .General• This unit can only play the following CDs:• For detailed information and notes about the playable audio files, visit.Connector (on the reverseside of the faceplate)Playable files• Playable audio file:For disc: MP3 (.mp3), WMA (.wma), AAC (.aac)For USB mass storage class device:MP3 (.mp3), WMA (.wma), AAC (.aac), AAC (.m4a), WAV (.wav), FLAC (.flac)• Playable disc media: CD-R/CD-RW/CD-ROM• Playable disc file format: ISO 9660 Level 1/2, Joliet, Long file name• Playable USB device file system: FAT12, FAT16, FAT32Even when audio files comply with the standards listed above, playback may be impossibledepending on the types or conditions of media or devices.The AAC (.m4a) file in a CD encoded by iTunes cannot be played on this unit.Unplayable discs• Discs that are not round.• Discs with coloring on the recording surface or discs that are dirty.• Recordable/ReWritable discs that have not been finalized.• 8 cm CD. Attempting to insert using an adapter may cause malfunction.About USB devices• You cannot connect a USB device via a USB hub.• Connecting a cable whose total length is longer than 5 m may result in abnormal playback.• This unit cannot recognize a USB device whose rating is other than 5 V and exceeds 1.5 A.About iPod/iPhone• Via USB input terminal:Made for– iPod touch (5th and 6th generation)– iPod nano (7th generation)– iPhone 4S, 5, 5S, 5C, 6, 6 Plus, 6S, 6S Plus, SE, 7, 7 Plus, 8, 8 Plus, X• Via Bluetooth:Made for– iPod touch (5th and 6th generation)– iPhone 4S, 5, 5S, 5C, 6, 6 Plus, 6S, 6S Plus, SE, 7, 7 Plus, 8, 8 Plus, X• It is not possible to browse video files on the “Videos” menu in [MODE OFF].JS_KWD_KDC_X303_KN_EN_6th.indd 31 4/6/2018 11:26:43 AM