Fri Feb 21, 2014 10:04 pm
Make sure you don't have it plugged into your computer via thunderbolt. When it's plugged into a computer it seems to default to "computer playback" mode where the computer is the video source. Only when it's unplugged from a computer (or put into capture mode by compatible video software) will you be able to click the "input" button on the far left of the unit.