Electronics Forum | Mon Oct 13 17:55:43 EDT 2008 | slthomas
Why don't you just reflow them right after you populate? Then you'll quit losing parts because someone bumped a board after the paste lost its tack.
Electronics Forum | Thu Dec 05 02:43:49 EST 2013 | haiae
Hi, You just take out motion board, clean it & connector on the interconnector board. After done plug in and boot the machine again, it'll be fine back.
Electronics Forum | Thu Apr 23 07:34:15 EDT 2020 | stephendo
Stencil editing is something that you have to do to do well. And you have to look at the boards after the screen printer and after the oven. Reading white papers ain't gonna cut it. And then there will always be part pad combos that will introduce s
Electronics Forum | Tue Aug 08 12:57:52 EDT 2023 | serge_pirog
Good afternoon. If you provide more data, I think you can find the problem. Could you provide: part of the Gerber file, namely the stencil and BGA pad and photo of solder paste on the board after print.
Electronics Forum | Fri Oct 21 08:19:15 EDT 2005 | Jim
We are experinecing adhesives left on the boards after running taped boards for placement verification on NPI. We've been using 3M double sided (333) tape for over 15 years. Any other suggestions on a good tape to use? This may be a quality issue
Electronics Forum | Sun Aug 27 20:30:53 EDT 2006 | darby
AJ, We use all ENIG boards. After opening, any remaining boards are kept in low humidity keeping cabinet. I have never experienced a problem using this method I think the longest I have kept them this way is eighteen months. We also store any open tr
Electronics Forum | Mon Sep 30 09:40:57 EDT 2019 | proceng1
One thought. Since this machine uses the camera as the board sensor, I've had a metal board support right where the camera sets up to detect the incoming board. Try loading the board after removing all the board supports. If it loads, then try som
Electronics Forum | Wed Jan 18 12:59:53 EST 2006 | jeffharley
We are starting a lead free line. My question: Is there a contamination issue with running lead free boards and lead boards after soldering through the same board wash machine? I would expect not it, but want to know if anyone has any experience with
Electronics Forum | Thu Jun 26 17:40:21 EDT 2003 | Steve
Wanted to inquire if anyone has a way to monitor cleanliness of boards that are assembled with a no-clean process. I'm aware that incoming board cleanliness can be monitored, however, I am after checking of cleanliness of boards after assembly. Wit
Electronics Forum | Wed Jun 17 16:08:37 EDT 1998 | upinder singh
We are facing a problem of high contamination on boards after wave soldering. We want the contamination to be under 24 ugm/inch square. We are using a no clean flux with the spray fluxer unit of wave soldering. The contamination is higher on the end
