Electronics Forum | Fri Jun 14 16:51:28 EDT 2002 | nuezmaster
Thanks for all the advise. I was able to recruit one person for a week to inspect boards after pick and place and was able to show a 65% efficiency increase for that line. Now I have a req. for 5 more people. Thanks, Nuez
Electronics Forum | Wed Jun 19 21:29:00 EDT 2002 | redmary
we have a big inventory of over-shelf-life PCB, most of them are stored over 2 years. Could we ensure all these over 2 years PCB will not cause significant quality issue after assembly? and where could I find the related specification?
Electronics Forum | Wed Jul 10 22:32:46 EDT 2002 | redmary
i just find the gap inside the component from the cross-section, it indeed exists the interal crack, not solder joint crack. but why the failed capacitor is well after some time. and the other suspicion is the quality of the component.
Electronics Forum | Fri Jul 26 01:56:28 EDT 2002 | Dreamsniper
Here Downunder, I spoke with few SMT equipt suppliers and they said that many small companies bought machines since after the Sept. 11 incident. Info Tech is really down here but electronics manufacturing is rising at a slow rate but it's still hard
Electronics Forum | Sat Jul 27 14:30:56 EDT 2002 | Juan C. Ruiz
Do you have any picture or reference how can we determine black pad or plating contamination. I have heard about a lot of problems regarding BGA's and normally these components are only replaced or heat it and that's it ,after that the boards are wor
Electronics Forum | Fri Jul 26 18:28:51 EDT 2002 | blnorman
Actually this is for an automotive instrument cluster. From what I've been told back in the good old days we switched fluxes and after the car sat in the sun (and heat) a haze developed on the inside of the panel that was attributed to the flux.