1. Does the spindle turn freely by hand?  If your answer is NO:  is the spindle lock engaged?  As one customer said, "Turns out the indexing spindle lock was engaged. I have reset the lock and everything is running nicely.Simple fix, but not having touched the lock, I did not think of checking it."  Should this fix the braking issue, do not proceed to step 2...


2. Factory Reset


3. Check White 6-pin molex connector inside the headstock behind the red cover. See attached PDF.