schematic

Hi, I would like to extend my car battery with some more power, just to be safe, sometimes I park for a very long time in a parking lot and then its necessary to have some extra power. I had already some people who drove against my car without leaving any note ☹ I made up next scheme to...

I bought one of these from an Amazon return auction. The problem is someone destroyed the USB mini charging port. They probably tried to jam in a micro USB cable over and over again. I figured I'd desolder and replace the port, but there's a black cable soldered onto one of the mounting posts...

OK, this post is a little technical, but here goes. Blackvue 650GW-2CH was giving problems (random resetting, "Please Check SD Card" issues, etc). Also noticed that the unit would immediately shut down when power was removed (it no longer waited a few seconds and would no longer say "shutting...