I have bought a HDMI to Displayport cable on the assumption that it would just work, but it doesn't. As this is my first foray in to the displayport territory I am stumped. I am using a Dell U2412M ...

I have a brand new LG 50PK950 plasma TV, a six month old Marantz NR1501 receiver, and a couple of computers with HDMI: one desktop with integrated Intel graphics, and a laptop with discrete NVidia.

Do you have your favorite movie stored on your laptop but want to watch it on a big-screen device like your 32-inch TV? It's ...