Pioneer AVH-P4000DVD - Manual (Page 85)

! 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 connected
to this unit, it may generate noise in the
radio.
! Only 22 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 500 folders on a USB portable audio
player/USB memory can be played back.
! Up to eight tiers directory on a USB porta-
ble 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.
The sequence of audio files on USB
memory
For USB portable audio players, the sequence is
different from that of USB memory and de-
pends on the player.
Example of a hierarchy
: Folder
: Compressed audio file
1
2
3
4
5
6
Level 1 Level 2 Level 3 Level 4
! 01 to 05 represent assigned folder num-
bers.
1 to 6 represent the playback se-
quence. The user cannot assign folder
numbers and specify the playback se-
quence with this unit.
! Playback sequence of the audio file is the
same as recorded sequence in the USB de-
vice.
! To specify the playback sequence, the fol-
lowing method is recommended.
1 Create the file name including numbers
that specify the playback sequence (e.g.,
001xxx.mp3 and 099yyy.mp3).
2 Put those files into a folder.
3 Record the folder containing files into the
USB device.
However, depending on the system environ-
ment, you cannot specify the file playback
sequence.
Compressed audio compatibility
WMA
! Compatible format: WMA encoded by
Windows Media Player
! Bit rate: 48 kbps to 320 kbps (CBR), 48 kbps
to 384 kbps (VBR)
! Sampling frequency: 32 kHz to 48 kHz
! Windows Media Audio 9 Professional, Loss-
less, Voice: No
Additional Information
En
85
Appendix
Additional
Information