Pixhawk PX4 arms but motors wont spin or even beep. Going nuts trying to solve (-:

[photojunky]

I am using Mission Planner. The quadcopter will arm.There is power going to the motors via the positive and negative leads. I calibrated the ESC's one at a time using the remote & receiver. (ESC"S: Castle NO BEC 35 AMP 6S Lipo) After arming nothing happens. No beeps. Nada. Zilch. Zero. I broke my half an hour rule and put in about 2.5 hours. Starting to go crazy, LOL

 

[JCLs]

I have always calibrated ESCs at one time.


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[photojunky]

The problem turned out to be no power going to the servo rail.