HDTV Calibration setting.

The Vizio M420SV Impression, Before Calibration.

Razor Edge-Lit LED-backlit brilliant clarity, vivid colors and contrast, and offers an impressively slim form factor of only two inches, for the full visual experience. Enjoy your high-definition sources to 1080p Full HD resolution, 200,000:1 Dynamic Contrast Ratio, for a clear, detailed picture with deeper blacks and brighter whites in your programming.
Simply connect to the Internet and listen to the streaming of movies and TV shows,music and the latest news, sports and weather. The M420SV connects wirelessly over an 802.11n Wi-Fi connection (or via a built-in Ethernet port if you prefer) with your home network. Once you're established, you can enjoy access to Internet content such as video instant Amazon, Netflix and VUDU for streaming of TV shows and movies, Pandora internet radio to discover new music, your favorite social networking applications like Twitter or Facebook, photo-sharing services like Flickr and Picasa, and the latest news from the Associated Press and The New York Times, with a simple Internet connection that you get all this much more.
120Hz Smooth Motion technology provides 120 scenes per second, providing an improved frame rate for smooth, super-sharp display, for fast action sports and movies that are free from motion blur.
The VIZIO M420SV is relatively easy to calibrate, to with most of its major setting in the Picture menu. There is no great amount of additional video processing, which is a good thing for new users; without a better picture of the instructions, it would be hard to tell what settings would be ideal if you did not know what they did at first.

VIZIO M420SV Calibration Table.

Setting Mode: Picture Menu	Calibrated
Backlight	100
Brightness	50
Contrast	71
Color	46
Tint	0
Sharpness	0
Smooth Motion Effect	Off
Real Cinema Mode	Off
Noise Reduction	Off
MPEG NR	Off
Color Enhancement	Off
Adapative Luma	Off
Film Mode	Auto
Backlight Control	Off
Ambient Light Sensor	Off