not switching on?

i just meizu mp4 4gb.

its been charging for at least 1.5 hrs . i tried switching it on and nothing happens. also, its not showing tht it is charging..
#

what could it be?

First try a soft reset : click
And then try to turn it on.
If that doesn't work, then try a hard reset : click

And if that still dont work, then try DFU : click

This all can be found in the FAQ section. There are also other usefull things in the FAQ section.