factory reset

Hi, I received mini 0807 today and in eagerness to use it I accidently set the MOTION SENSING ON in the main menu's recording and not in Parking Mode, which I wanted to do. Now due to this, any movement in front of the lense the recording is initiated and I am unable to step into the menu to...

So, my K1S was working, and the screen was displaying the Two Camera's. I have been using the DVR for a few weeks without issue. Today, the screen is blank, you can tell the unit is on as there is a slight color change to the screen at power on. I would like to reset the DVR back to Factory...