***SOLVED see second post. Pinscorotron grid to PR slope out of range. accompanied "log only" faults: 09-4414 VMC at minimum 09-4464 developer VMAG at maximum swapped pinscorotrons -no change.... cleaned etacs, cleaning brush...still wont run and wont pass 951. its a new one on me.
solved. Interesting one... board on the back of the developer station had the bottom connector come loose.....