I have the same problem
damaged my tablet, as you
i not speak English
but we could find the solution
this is my tablet: A701 TV MID Google Android 2.3 7 inch DVB-T GPS Resistive Screen Tablet PC
my screen, whit firts proyect, is black
now is whrite, whit light
i use "coby" firmsware, because usb update screen said "coby"
my e-mail is [email protected]
i from Argentina.
Look this
This is my tablet , in video, the tablet use other name!!!!
I find firmswares whit this name now