Toshiba 50L2200U Labeling the video input sources,

58 Using the TV’s features
Labeling the video input sources
2Highlight Input Labeling, and then press the ENTER button.
(Sample Illustration) Preferences menu - Input Labeling selection
3Press the ( / arrow) buttons to highlight the video source
you wish to label.
4Press the ( / arrow) buttons to select the desired label for
that input source. If a particular input is not used, Hide can be
selected as the label. This will cause that input to be grayed out
in the Input Selection screen and skipped over when you press
the INPUT button on the remote control.
(Sample Illustration) Input Labeling screen
5To save the new input labels, highlight Done, and then press
the ENTER button.
To revert to the factory default labels, highlight Reset and press
the ENTER button.
Input labeling example:
The screen below left shows the default Input Selection screen
(with none of the inputs labeled as a specific device). The screen
below right is an example of how you can label the inputs if you
Cable
Compact Disc
DTV