i hope some one can help me.

i just taken appart my touch-screen,to intergrate it into my dash,
but now it wont turn on.
i ve taken the flat-cabels out and re-inserted them several times without effect.
so can someone help me get a technical data sheet so i can check the hardware.

the screen is a 7inch cartft.com touchscreen(lilliput).

please help me!!!!