Appendix
Additional Information
!Frequent loading and ejecting of a Dual Disc may result in scratches on the disc. Serious scratches can lead to playback pro- blems on this unit. In some cases, a Dual Disc may become stuck in the disc loading slot and will not eject. To prevent this, we recommend you refrain from using Dual Disc with this unit.
!Please refer to the information from the
disc manufacturer for more detailed infor- mation about Dual Discs. 
USB audio player/USB memory
USB audio player/USB memory compatibility
!Specification: USB 2.0 full speed
!USB Class: MSC (Mass Storage Class) de- vice
!Protocol: bulk
!Maximum amount of memory: 250 GB
!File system: FAT12, FAT16, FAT32
!Supply current: 500 mA
Notes
!Partitioned USB memory is not compatible with this unit.
!Depending on the kind of USB portable audio player/USB memory you use, this unit may not recognize the USB audio player/USB memory or audio files may not be played back properly.
!You cannot connect a USB portable audio player/USB memory to this unit via a USB hub.
!This unit is compatible with m3u playlist (.m3u). To obtain optimum performance of this unit, we highly recommend to encode m3u playlist with Windows Media Player Ver.10.
extended amounts of time. Extended expo- sure to direct sunlight can result in USB portable audio player/USB memory mal- function due to the resulting high tempera- ture.
!Do not leave the USB portable audio player/USB memory in any location with a high temperature.
!Firmly secure the USB portable audio player/USB memory when driving. Do not let the USB portable audio player/USB memory fall onto the floor, where it may be- come jammed under the brake or accelera- tor pedal.
!There may be a slight delay when starting playback of audio files encoded with image data.
!Depending on the USB devices connecting to this unit, it may generate noise in the radio.
!Only 32 characters from the beginning can be displayed as a file name (including the extension) or a folder name when USB por- table audio player/USB memory is selected as a source.
!The text information of some audio files may not be correctly displayed.
!File extensions must be used properly.
!Up to 15 000 files on a USB portable audio player/USB memory can be played back.
!Up to 2 048 folders on a USB portable audio player/USB memory can be played back.
!There may be a slight delay when starting playback of audio files on a USB portable audio player/USB memory with numerous folder hierarchies.
!Do not connect anything other than the USB portable audio player/USB memory.
!Operations may vary depending on the kind of USB audio player and a USB mem- ory.
USB audio player/USB memory
!Do not leave the USB portable audio player/USB memory in direct sunlight for
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