Electronics Forum | Sun Apr 04 13:37:53 EDT 2004 | metats
Thanks for everything, it ended up being worn out brushs in the cut and clich motors. A little clean up and some elbow grease and its all ok. Thanks again, Paul
Electronics Forum | Tue Apr 27 11:18:29 EDT 2004 | kuru
We bought a used MPM up3020 screen printer as is. As I power up the machine it would not reset. I have check all safety switches, what is my next place to start. Thanks
Electronics Forum | Tue Apr 27 16:57:13 EDT 2004 | black5629
I have air, It start up and "About to Reset/press next to cont. When I press next nothing happens, if I press anything else "Machine not Reset" comes up. Can the axes be manualy reset? Thanks
Electronics Forum | Mon May 03 09:54:16 EDT 2004 | smtpro
I had a few questions if anyone is using this machine. We will have one in soon to try out. Does the machine pick up defects well or does it give a lot of false failures and pass up actual defects? How difficult is it to setup a reliable program? Tha
Electronics Forum | Tue May 11 10:43:37 EDT 2004 | Melissa
Has anyone experienced problems lately with excess flux residue left on the board after reflow when using Alpha UP78 OSP paste? We are getting a component failure that the designers are blaming on too much residue. Thanks
Electronics Forum | Tue May 11 11:17:36 EDT 2004 | pjc
Nope, haven't heard anything. I'd check your reflow profile, contact Alpha. Also, UP78 is a very old solderpaste product. I would consider switching to one of their newer products.
Electronics Forum | Fri Aug 06 08:36:06 EDT 2004 | vinitverma
Do you mean to say that the turrets can compensate for the height? I thought it was purely a mechanical up-down movement with the cam and hence the thickness hardly has any effect!
Electronics Forum | Mon Aug 23 21:15:46 EDT 2004 | cyber_wolf
Dave, This problem plagues us as well. We just end up having to physically check all of the line set up sheets. I am thinking some type of bar code system may be the answer. We are getting ready to implement bartector on our Fuji lines. This should
Electronics Forum | Thu Aug 26 22:32:04 EDT 2004 | Indy
Hey, We have introduced a Cleaning Pen from Chemtronics. It removes excess flux after touch up.. This way the operator doesn't have to go everytime to the cleaning room.. Indy
Electronics Forum | Wed Dec 15 08:44:50 EST 2004 | cardinal
Hi Patrick, For UP 78 the best profile is also the easiest. Straight ramp to 220-225 1-2 degrees C per second TAL 45-60 seconds drop it staight off The Tech bulletin says the exact same thing. Former Alpha Guy here
