Audiovox VM8022 Car Stereo System User Manual


 
VM8022
12
USB/SD OPERATION
Notes on MP3/WMA Play
MP3 and WMA (Windows Media Audio) music files are digital audio files
that are compressed to allow more files on a single CD. This unit can play
MP3/WMA directly from files contained on a CD-R/RW or an SD card, USB
Device using the buttons on the receiver (or remote control) as described
below.
Many types of software are available for converting audio files into MP3/
WMA formats. Jensen recommends Nero or Roxio Easy CD Creator.
This unit can play MP3 (MPEG1, 2, 2.5 Audio Layer 3). However, the MP3
recording media and accepted formats are limited. When writing MP3/
WMA, pay attention to the following restrictions.
Acceptable Media
The MP3/WMA recording media acceptable to this unit are CD-ROM, CD-
R, and CD-RW. The unit will also play MP3, WMA, photo or videos files
written to SD Cards, USB Devices.
Depending on the media type and recording method, some CD-R/RWs may
be incompatible with this unit. When using CD-RW, use full format rather
than quick format to prevent malfunction.
This unit supports playback of MP3/WMA and CDDA (CDA), Mixed-Mode
CDs and CD-Extra (including multi-session discs). Discs on which the
session has not been closed will not play.
NOTE: This unit supports FAT 16 and FAT 32 file systems. The unit
supports USB 1.1 only, but will play USB 2.0 devices at USB 1.1 speed.
Acceptable Medium Formats
The following formats are available for the media used in this unit. The
maximum number of characters used for file name, including the delimiter
(".") and three-character extension, are indicated in parentheses.
ISO 9660 Level 1 (11 characters)
ISO 9660 Level 2 (31 characters)
Joliet (31 characters)
Romeo (31 characters)
Up to 200 characters can be displayed in the long file name format. For a
list of available characters, see the instruction manual of the writing
software and the section “Entering File and Folder Names” that follows. The
media reproducible on this unit has the following limitations:
Maximum number of nested folders: 8
Maximum number of files per disc: 999
Maximum number of folders per disc: 255
MP3/WMA files written in formats other than those listed above will not play
successfully and their file or folder names will not display properly.
MP3/WMA Encoder and CD Writer Settings
Use the following settings when compressing audio data with the MP3
encoder.
Transfer bit rate: 8 - 320 kbps
Sampling frequency: 8, 11.025, 12, 16, 22.05, 24, 32, 44.1, 48 kHz
When using a CD writer to record MP3/WMA up to the maximum disc
capacity, disable additional writing. To record an empty disc up to the
maximum capacity at once, select the “disc at once” option.
Entering ID3 Tag
This unit supports ID3 tag version 2.0.
For character codes, refer to the table to
the right.
Entering File and Folder Names
Names using the code list characters
are the only file names and folder
names that can be entered and
displayed. Using any other character will
cause the file and folder names to be
displayed incorrectly. The unit
recognizes and plays only files with the MP3/WMA extension.
NOTE: A file name entered with characters not on the code list may
not play correctly.
Electronic Shock Protection
10 seconds for CD-DA (CDA)
>45 seconds for MP3 recorded at 44.1kHz, 128kbps
>90 seconds for WMA recorded at 44.1kHz, 128kbps
Bit Rates
The unit supports bit rates from 32 - 320 kbps.