Internet tablet t711 - double power tech, User manual internet tablet t711 read this manual before installation and use.. How do i reset my dopo t-708 tablet? - the screen is black, We have had our dopo 10.1 tablet since dec/2012 and just two months later we powered it on and all of the data (except pictures) was backwards (you might have been. Phone number for dopo tablet tech support / my tablet, I just received my new 9" dopo tablet. i turn it on and do the set up with no problem. i can use the browser and i have even downloaded a game ap.