Good news,
I have transferred some file from a f920bt and the unit is working again.
If anyone need the files to i have a mega link with the files.
P.S. it is the EU version of the files i don't know if this makes a difference.
I hope this can help other people.
https://mega.nz/#!RM010ZzR!KaS0xzWJfsWorCcFt_lcw6iK4cUmYfuTelq8Hr9icOc