Tweak MY TV is database of User Menu settings for your digital HDMI input for cable or satellite video sources. Their recommended settings, based on the data collected in the field by our technicians performing professional calibrations, are designed to improve your HDTV’s manufacturer-factory preset settings and give you enhanced picture performance.
If you’ve ever gone into the options menu for your TV using a remote to tweak the brightness/contrast, you can certainly use this website and optimize you TV’s image using pre-formulated/tested recommended settings.
All you have to do is set it to the recommended settings, and you’ll likely have a more realistic image than you started off with out of the box.
I tweaked my Samsung, and it made a nice difference.