Vision Fitness NetTV General Owner's Manual page 23

STEP 4
Once a program is started, you may want to press Select to change the
way your program is viewed on screen. This will allow you to focus on
your workout profile or one of the input devices you have chosen to use.
STEP 5
To change between Cable TV, VGA and Video In, press Mode. This will
allow you to access one of three input devices.
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