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Symptoms Causes Solutions
The individually com-
pressed MP3 files
can not be played.
The MP3 files currently are compressed
with different compress rate and format,
while this player supports the standard
compressed MP3 only, please do not
adopts layer one or two compression.
Download the standard
MP3 files again.
No response after
pressing button.
HOLD switch is on, buttons are locked.
Keep pressing the HOLD
button to unlock
Can not open the
disk or prompt I/O
error after connecting
PC.
Caused by some improper operation. Firstly, connect USB
cable and click relative
upgrad-ing process.
Secondly, keep pressing
the PLAY button and
release until the
upgrading dialog box
appears after scanning,
then press START to
format and upgrade will
solve the problem.