crwdns2894164:0crwdne2894164:0
crwdns2894186:0crwdne2894186:0

crwdns2893792:0crwdne2893792:0 Andre ,

crwdns2893800:0crwdne2893800:0:

I finally found the solution in this tutorial in French : http://forum.frandroid.com/topic/180104-tuto-flash-arnova-10dg3-rom-uberoid-jeally-bean-411-root%C3%A9e/

It seems like the firmware from Arnova is somehow incomplete. I installed a rooted ROM.

crwdns2892198:0crwdne2892198:0:

open