mp5 player doesn't turn on

[mikita]

i have a problem....
i bought an mp5 player : http://www.epathchina.com/1gb-28-inc...ort-p-851.html this one, from a friend.... it works great for 1 day....but now i have a problem.... i cant open it...the battery is fully charge (i know that) but i dont know what can be the problem....(i have formated one of his folder (that one with 40 mb...or something like that)......it can be this the problem? ...i dont even know what series of mp5 is.....pls help me

P.S. i dont have any CD of him...or any manual...

[surfmonkee]

somewhere on the device there should be a small button or hole to poke a pin in to make the device reset.

perhaps you can have luck with that.

[mikita]

i dont have any button for reset....( what should i do else?

and can someone tell me what series of mp5 is?