Electronics Forum | Wed Jun 17 16:02:09 EDT 2009 | mhunter
Any thoughts on this will be appreciated, thanks in advance for reviewing. This assembly has been processed in our facility by going through a press operation (~ 1731 lbs), then into wave solder. Note the discoloration around the pemnut. The discol
Electronics Forum | Fri Jun 19 07:28:56 EDT 2009 | mhunter
Thank you for your responses Davef and Boardhouse. The material used is Iteq Corporation IT-180. I performed more testing yesterday and found the following: I could insert Berg Pins into the assembly at various locations or a Pem. None of these
Electronics Forum | Thu Jun 25 22:25:24 EDT 2009 | boardhouse
In the life of this product that you have been doing this process, has the material alway's been IT180 material? One problem with Lead free material is that it is more fragile that standard FR4 Epoxy laminate. And is known to have chipping or fractu
Electronics Forum | Wed Jul 01 13:41:25 EDT 2009 | jlawson
Are you sure it is the Z axis, and not the > rotation, I had one machine which often did > something similar, it would buzz loudly, > especially if you touched or applied rotation > pressure to the gear belt which rotates the > head. It never ca
Electronics Forum | Mon Jul 06 22:17:13 EDT 2009 | emanuel
Thanks Jeff, I isolated the problem to the DC servo part. The GD3 signal in the safety circuit chain is the one that generates this L004 Feedback Error - which by the way next to it I get also (Wn) where n is changing form 1 to 3 every time I push r
Electronics Forum | Tue Jul 07 12:50:33 EDT 2009 | davef
First, we don't know dip about nonbalanced squeegee. We clipped the above gif from: Solder Paste Printing Inspection: An Inside Look; E Litman, System Engineer, Orbotech; SMT January, 2004 Second, Tekscan talks about a product: I-Scan force and pre
Electronics Forum | Fri Jul 24 10:36:12 EDT 2009 | bschreiber
The issue is not with the stencil cleaner, it is with the construction of the fiducial. Ultrasonics is very effective in cleaning and penetrating into small microscopic cracks and crevices (this is one reason why ultrasonic stencil cleaners are so
Electronics Forum | Mon Jul 13 06:30:59 EDT 2009 | hcarrasco
1.- Check your vacuum a.- Check filters b.- Check air flow (the vacuum is generated by a Ventury using air flow, not air pressure) c.- Vaccum vias (Possible linth inside the vacuum lines) 2.- Check the nozzle condition (Probably broken o
Electronics Forum | Mon Jul 20 12:39:11 EDT 2009 | bigdaddysoy9
Hello Reese, Lifted leads are and have always been a big concern for us. We were using a system that had 12 cameras total. 8 angled and 4 top-down. I could not get that to catch lifted leads without having a ton of false calls. I thought that may
Electronics Forum | Fri Jul 17 07:50:32 EDT 2009 | csm
Dear Jepoy We check the oilmatic system and I found a relay is not working, it will arrive until tomorrow. We still have 2 errors and 1 message, we are taking time because we don't have the Fuji CP6-4000 manuals or electric diagrams. we get this ma
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