Firmware MP4 for ATJ2093H
 

Hello, I have a MP4 they gave as a present of in BBVA, and change it the firmware and ever since it has not gone back to work, it is with the screen blue bottom and the hourglass itself.
Here this the MP4 photo Consigue un MP4 o un juego PlayChapas para PSP

I have dismounted it and data are the following:

Memory: HYNIX KOR TPCB836FA - HY27UU08AG5M -

Processing chip: ATJ2093H

As a favor can somebody help himself?