In Pictures: TV Calibration - six tips for a bette...
<b>Backlighting</b><br />Some LCD televisions allow you to reduce the brightness of the light behind the screen. You should only adjust this if the image is too dark or if the back light is affecting the black levels in a negative way. A simple reduction or increase in intensity can make a world of difference, especially when watching movies.
In Pictures: TV Calibration - six tips for a better image