Electronics Forum | Fri Sep 18 00:51:41 EDT 2009 | halleyjoan
I am having problem on the cleaning of our Cyberclean 2000. There is enough chemical, and the wash pressure is also obtained. Yet after performing a cycle, the stencil is not cleaned. What could be a possible cause of not cleaning the stencil?
Electronics Forum | Tue Sep 22 08:53:37 EDT 2009 | stepheniii
The only time I ever saw problems with stenciling glue was when one know it all operator was using IPA to clean the stencil. He didn't seem to be able to understand that alcohol was a curing agent for that particular glue. But other than that, as l
Electronics Forum | Fri Oct 30 08:24:12 EDT 2009 | rajeshwara
thnx davef & all With the help of all at last i solved the problem , The vias are not caped from bottom , so solder paste draining through the via to the floor which creates voids between IC ground pad and e-pad. Tnhx all again
Electronics Forum | Mon Sep 28 14:27:08 EDT 2009 | soudomphong
I need help with conveyor speed in Omni Excel 7. It fluctuate, and never have a steady speed. I swapped the speed control card,calibrated, encoder, and I still have the same problem. Any help would be appreciated, thanks.
Electronics Forum | Tue Sep 29 13:03:01 EDT 2009 | soudomphong
Thank you for responding. I called Speedline tech support he think there is a short some where in the motor. I changed the motor out and still have the same problem. The chain is normal, and using automatic lubricating. I will check more into this, a
Electronics Forum | Wed Sep 30 14:17:06 EDT 2009 | davef
What does failure analysis of the BGA indicate? Is this: * ESD damage * Open circuits * Shorting What's the problem?
Electronics Forum | Mon Oct 26 07:37:15 EDT 2009 | mysmt
Hi, Is your problem solved? If yes then how? Have you tried Plazma cleaning before wire bonding? BR
Electronics Forum | Mon Oct 12 13:28:56 EDT 2009 | swag
When you teach the fid on the PCB and the camera then changes to stencil image, is it in close physical proximity to the feature/fid you wanted or do you have to move quite a bit?
Electronics Forum | Sun Oct 18 17:34:40 EDT 2009 | emanuel
The main question is, where is the problem: With the piston, in which case I can use some air oil on the rod or even a small drop in the air tube. OR With the mechanics, specifically the sprocket in which case I am not sure oiling only without prior
Electronics Forum | Wed Nov 04 06:47:22 EST 2009 | davef
There may be supplier guidelines or accepted practice, but there is no shear specification for printing either paste or glue. Beyond the issue of not knowing the shear value, what's the problem that you see when printing glue?
