Electronics Forum | Wed Oct 13 17:05:02 EDT 2004 | kmakiya
I have seen stepper motors chatter or vibrate when it has lost one of its phases. You've replaced everything but the cable so I think you are right that it should be checked for an intermittent connection.
Electronics Forum | Mon Oct 11 17:06:55 EDT 2004 | M Deren
We have a DEK 260 with a intermittent table align stepper motor problem. The machine will work fine for awhile and then one of the table align motors starts either moving haphazardly in small increments back and forth or vibrates as if it wants to mo
Electronics Forum | Mon Oct 18 10:55:17 EDT 2004 | DenisM
Check the ground plane for noise with a scope. Steppers are very sensitive to spurs and will step in response to noise. Resistance welders on the same ground loo[ can be a problem as can seam sealers etc. Denis M Manncorp
Electronics Forum | Mon Oct 11 17:02:06 EDT 2004 | M Deren
We have a DEK 260 with a intermittant table align stepper motor problem. The machine will work fine for awhile and then one of the table align motors starts either moving hapazardly in small increments back and forth or vibrates as if it wants to mov
Electronics Forum | Wed Jan 18 15:38:13 EST 2006 | adlsmt
I would use an SPM if it was my choice(for a semi-auto). You should be able to get a used one with vision for less than 10 grand. I would not use one without vision for fine pitch, although you probably could get away with it. The first few they made
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