Playing An Mp3/Wma Disc; Usb Operations - JVC KD-AHD69 Manuel D'instructions

Playing an MP3/WMA disc

• This unit can play back MP3/WMA files with the
extension code <.mp3> or <.wma> (regardless of
the letter case—upper/lower).
• This unit can show the names of albums, artists
(performer), and Tag (Version 1.0, 1.1, 2.2, 2.3, or
2.4) for MP3 files and for WMA files.
• This unit can display only one-byte characters. No
other characters can be correctly displayed.
• This unit can play back MP3/WMA files meeting the
conditions below:
– Bit rate: 32 kbps − 320 kbps
– Sampling frequency:
48 kHz, 44.1 kHz, 32 kHz (for MPEG-1)
24 kHz, 22.05 kHz, 16 kHz (for MPEG-2)
– Disc format: ISO 9660 Level 1/Level 2, Romeo,
Joliet
• The maximum number of characters for file/folder
names vary among the disc format used (includes 4
extension characters—<.mp3> or <.wma>).
– ISO 9660 Level 1: up to 12 characters
– ISO 9660 Level 2: up to 31 characters
– Romeo: up to 64 characters
– Joliet: up to 32 characters
• This unit can play back files recorded in VBR (variable
bit rate).
Files recorded in VBR have a discrepancy in elapsed
time display, and do not show the actual elapsed
time. Especially, after performing the search function,
this difference becomes noticeable.
• This unit can recognize a total of 512 files and of 255
folders.
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• This unit cannot play back the following files:
– MP3 files encoded with MP3i and MP3 PRO format.
– MP3 files encoded in an inappropriate format.
– MP3 files encoded with Layer 1/2.
– WMA files encoded with lossless, professional, and
voice format.
– WMA files which are not based upon Windows
Media® Audio.
– WMA files copy-protected with DRM.
– Files which have the data such as WAVE, ATRAC3,
etc.
• The search function works but search speed is not
constant.

USB operations

• If "NO USB" appears after removing a device, reattach
a device or select another playback source.
• When the USB device has no playable files "NO FILE"
appears, or when the files have not been formatted
correctly, "NOT SUPPORT" flashes.
• The unit cannot recognize a USB device whose rating
is other than 5 V and exceeds 500 mA.
• While playing from a USB device, the playback order
may differ from other players.
• This unit may be unable to play back some USB
devices or some files due to their characteristics or
recording conditions.
• USB devices equipped with special functions such as
data security functions cannot be used with the unit.
• Do not use a USB device with 2 or more partitions.
• Depending on the shape of the USB devices and
connection ports, some USB devices may not be
attached properly or the connection might be loose.
• When connecting a USB device, refer also to its
instructions.
• Connect only one USB device to the unit at a time. Do
not use a USB hub.
• This unit may not recognize a memory card inserted
into the USB card reader.
• When connecting with a USB cable, use the USB 2.0
cable.
• This unit may not play back files in a USB device
properly when using a USB extension cord.