Hello and welcome to the forums. Ok so first off you are going to need to tell me what exact graphics card you have.
if youre not sure try this, this will get youre GPU details...http://download.cnet.com/GPU-Z/3000-2094_4-10788513.html
Second what type of printer do you have and do you have the latest drivers?
And what Operating system do ypu have, ex.. windows xp, 7, vista, mac os x?
after i have this information i should be able to help you.