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Advanced Operation
File Conversion to MP3 Format
Several websites contain software for users of PCs and MACs to convert various audio files to
MP3 compatible files. The websites listed below are provided for informational purposes only and
the inclusion herein shall not be considered as an endorsement or recommendation by Virtual
Reality Sound Labs™ of these entities, products or service to which they link. Similarly, omissions
of other websites offering similar products or services are not intended to indicate non-
endorsement or disapproval of such sites.
www.nonags.com, www.tucows.com, www.cnet.com, www.superfiles.com,
www.jumbo.com, www.freewarehome.com, www.panic.com, www.freewareweb.com
Virtual Reality Sound Labs™ is not responsible for the content and usefulness of the information
found on the above-listed websites and you hereby waive any claims against Virtual Reality Sound
Labs™ regarding the quality, suitability for any particular purpose, merchantability or the legality of
any such websites, products or services.
Cautions
1. Do not subject the device to a severe impact or drop.
2. Do not use the player in an extreme hot, cold, dusty, or damp environment. Do not expose
unit to direct sunlight.
3. Back up data frequently to prevent accidental data loss.
4. Avoid using the player near a strong magnetic field.
5. Keep the device away from water or other liquids. In the event that water or other liquids
enter the device, power off the product immediately, take out the battery and dry the device.
6. Do not use chemical solutions to clean the device. Cleaning can be done with a dry cloth.
7. Do not attempt to disassemble, repair, or modify this product.
Problem
The LCD is blank when the
play button is pressed.
The player is not recognized
by the computer.
The displayed time is
constantly changing.
The removable disc icon
does not show up when
the player is plugged
into the computer.
The total memory displayed
is not the same as the
indicated player capacity.
The player has an error
when you plug into &
unplug from the computer.
The USB cable may be loose
on the MP320T or the computer
The player is unplugged
during file transfer.
Do not unplug the player
during file transfer.
Reconnect the player
to the computer.
The bit rate of the MP3 file
is changing during playback.
Use fixed bit rate to
compress the file.
1. The driver is not installed
or is corrupt.
2. The USB cable is not fully
inserted into the USB jack.
3. The USB cable is not
supported by the computer.
1. Install/reinstall the driver.
2. Make sure the USB cable
is fully inserted
3. Upgrade the computer.
1. No battery or battery is too low.
2. Battery polarity reversed.
3. The buttons are locked.
Possible Cause Solution
1. Install or replace the battery.
2. Re-install the battery
2. Unlock the “Hold” switch.
The player will not turn
on even when the
battery is replaced.
The buttons are locked by
the Hold switch.
Slide the
“Hold”
Switch to
the unlocked position.
No sound when playing
music or voice file.
The player will not play when
play button is pressed and
the player is on.
1. The volume is too low.
2. The file is corrupt.
1. Turn the volume up.
2. Delete the file or
play another file.
The internal flash memory
may have errors from static,
magnetism, or improper
removal from the computer.
Upgrade the firmware.
Part of the unit's total memory
is used to store programs and
display characters on the LCD.