Default Screen blanked out, mirror screen solution?

Is there any way possible way to make a nand backup of my phone or titanium backup through the computer? My screen is blanked out but phone works. I tried screencast but it doesnt work. Any way to make a backup of any kind or to mirror my screen?
Verizon Cingular T-Mobile All-Carriers-Except-Sprint. BANG BANG homie! They got m0ney for war but cant feed the po0r? What has this country