MyMPx.org - black sceen need help plz

i had this mp5 and its rockchip 2706 i tried to upgrade it but i messed it up and i didnt have a copy of the firmware so i tried the restore kit not working for me and now my screen is black no display at all but i can get to the partion of the memory on the pc how can i get my display back help plz? this how it looks like i really need help thank you

http://cgi.ebay.com/NEW-4-3-16-9-TOUCH-SCREEN-4GB-MP4-MP5-RMVB-PMP-PLAYER_W0QQitemZ220415729669QQcmdZViewItemQQptZOth er_MP3_Players?hash=item3351cd2005&_trksid=p3286.c 0.m14&_trkparms=72%3A1205|66%3A3|65%3A12|39%3A1|24 0%3A1318|301%3A0|293%3A1|294%3A100

p.s. if ya'll have anything can ya'll send an actual tutorial and guide thank you