Electronics Forum | Mon Jun 13 09:43:11 EDT 2011 | mosborne1
Delamination almost always is caused by moisture in the PCB. You can try to keep some of the PCBs in a dry box after recieving them. You can also slowly heat them up to bake out moisture. If you are purchasing boards form overseas form a board house
Electronics Forum | Fri Jul 22 13:17:49 EDT 2011 | ehughes
I would be careful with trying Rain-X. Rain-X is a silanol treatment that is not durable. That is why you need to reapply it on a windshield many times. Also you could contaminate the paste as it will come off the stencil during the printing. From
Electronics Forum | Fri Jul 08 15:19:56 EDT 2011 | markhoch
Your images are depicting signs of voiding. Some voiding is common. In an assembly like this, I would concentrate on minimizing the voiding as much as possible, and then using that as your baseline. I'd then treat the voiding as a process indicator.
Electronics Forum | Thu Jul 28 19:08:05 EDT 2011 | garym4569
Right now we are mainly using it in bypass mode until we can program our new inspection recipes. We also tried setting a quick inspection program just to see if bypass mode was not working correctly. Still will not handle pcb transfer correctly. I
Electronics Forum | Wed Sep 21 14:43:50 EDT 2011 | russw
The confusing thing is we are doing the same thing we've been doing for years, same flux levels, same procedures, etc. so you would expect the same results. The only difference is the new bottle of 951, but Kester insists there isn't a problem with
Electronics Forum | Thu Sep 29 09:16:17 EDT 2011 | mpolak
Hello, I have recently obtained a trial version of Mentor Graphics' BOM Explorer. Has anyone had any experience using it? We are currently editing our BOMs manually for P&P machines programming. After quick look and trying few options it doesn't see
Electronics Forum | Thu Oct 06 11:18:47 EDT 2011 | tpappano
That message is what you get if for example, if you press "stop" while a board is being placed. While "interrupted" you can for example, press "exit", go make adjustments to mount data or whatever, return to "running", then the board program, then p
Electronics Forum | Tue Oct 18 10:07:59 EDT 2011 | swag
We converted all ours to NT so it's been a long time since I did config changes in DOS. Here's what I think I remember from when we had DOS O/S: Exit to DOS and type CD CONFIG in the command line. You should get a full list of configuration settin
Electronics Forum | Thu Nov 03 00:21:10 EDT 2011 | haiae
I try to re-adjust some parameter follows your suggestion, but there is no effective result. I just find a key of problem, that is pick speed for components 0805. I just change pick speed from 3 to 4 in last week. After that the machine run well unti
Electronics Forum | Tue Nov 15 22:32:07 EST 2011 | doncattoni
Hello Austin, Have you tried to preheat the board or the contact area? Many times with the heat cured materials it will start the cure process and slow the flow of the material. Our Protect-R-Shield silicone product was formulated to be a much thi
