MEDION NAVIGATOR E4430 : Fatal Application error "ST.exe"

Hi (english excuse me...) I have a trouble with my old Medion E4430
not start anymore, always logo picture and 3 second later , windows error : Fatal application error ST.exe
like the pictures....
No way to push "o" for reset/clean system
no USB communicate to PC (only charge)....

I try to searching arounf but no ways...people have same problem with anothers model have reflash , with sd card....
but for my model no flash file found...meaby not exist one.

any idea help before I put away ?

THANKS!!