Setting the Screen Configuration: Cyberlink PowerDVD User's Guide
This configuration allows for modifications according to preferences.
Depending on your screen type, change your resolution to a larger or
smaller one by clicking on the drop-down menus of 4:3
Pan&Scan
Screen and 16:9 Widescreen.
Usually, the default set by your CPU will be suffice.
NOTE: Depending on the movie title, some DVDs may be better suited
for the 16:9 widescreen other than the standard 4:3 letterbox screen.
Click on Run full screen if
you would like the playback default to use your monitor's maximum
screen area. Click on Keep screen
aspect ratio if you would like the default to be keep the
original DVD-authored aspect ratio of the DVD (e.g. 2:35:1).