Operation Manual

English – 29 | MP-4500
Troubleshooting
Problem Possible Cause Solution
Cannot power on. Battery is too low. Charge the battery.
The LCD displays
nothing when the
device is started.
Battery is too low. Charge the battery.
The buttons do not
work.
Player "hangs".
Re-initialize player (press
reset hole with metal
pin).
The volume is too low. Adjust the volume.
No sound when
playing an audio
file.
Bad audio file. Delete or skip the file.
Headphone plug is
dirty.
Clean the plug.
Noisy reproduction
Bad audio file. Delete or skip the file.
The words of LCD
display abnormality.
Incorrect language
setting.
Set in Setting/Language
correct language.
No connection
between player and
PC
Check if the USB cable is
correctly connected
and in good condition.
Files cannot be
downloaded
No more free
memory in the player
Delete files which were no
t
longer needed.
The file format is not
supported.
Make sure the video file
is converted to MTV
format with the provided
converter tool.
The video cannot
be played.
The video data is
corrupted
Skip it or reload another
file
The photo cannot
be displayed
The file format is not
supported
Try to use an image
editor.
The TXT file cannot
be read
The file format is not
supported.
Skip it or reload another
file.