yoo... same thing happened to me, my first day with the phone.. so i just flashed the firmware... i didnt even touch the eMMC.. (since i dont want to mess with things i dont understand) ... so after flashing (or updating) the firmware... voila... device works perfectly... but not u ??? :/
weird...
you said is 2 weeks old... u should have the ticket where u bought it just go and explain them what happened and they need to replace it!