Electronics Forum | Fri Jul 07 17:17:43 EDT 2023 | ttheis
We swapped the Y1 and Y2 pc800 controllers with no change. We swapped out the UIMC III-I cards from another machine with no change. VRM amps all look OK, no errors. The machine moves the head both in the x and y directions during the zeroing attemp
Electronics Forum | Mon Aug 07 04:05:43 EDT 2023 | suradi
May I share regarding this issue. Initially, please define the root cause clearly, is it from materials or process. Refer to the picture, if the short location is not randomly meaning there is the process issue. It could be stencil design or paste pr
Electronics Forum | Mon Sep 25 15:32:21 EDT 2023 | joeljacobo
hello colleagues, Hoping that everyone is doing well, I am reaching out to you in the hope that your experience can help me. We have a wave solder with sac0307 alloy and the pot has turned a golden color, at first I thought it was common tin oxidat
Electronics Forum | Mon Oct 02 11:52:22 EDT 2023 | proceng1
We have these thin and flexible sheets of fiberglass that we sometimes use to send boards through reflow that can't ride the edge hold fingers. We've had these sheets for a decade at least and have no idea what they are or where they were purchased
Electronics Forum | Thu Apr 10 10:34:06 EDT 2014 | sarason
I presume you mean "as the feeders" Anyway my program PCBSynergy does this function . It is shareware at https://pcbsynergy.com just read in your Altium PCB file or CSV from another CAD package select manufacturer Samsung, Model Samsung SM421 on t
Electronics Forum | Fri Feb 23 10:10:32 EST 2024 | emanuel
Well, the story is a little more complicated. The product is also an LED lamp made on an aluminum PCB with the LEDs on one side and the drivers on the other. The board itself is not big, about 90x90mm and most of the components are soldering well. Us
Electronics Forum | Tue Apr 02 14:56:30 EDT 2024 | kingkelvin
Hi all - my problem is a bit worse now - I can get all hydra tests to pass in extended service, except indicator levels at current 7 a bit high past 190 limit at ~210-220 - other than that hydra bank re-installs OK - but still it makes a bad hitting
Electronics Forum | Thu Mar 02 16:06:32 EST 2000 | eLDON sANDERS
Gentlemen, I too have been atacked by that "soldering to gold" and will add my 2 cents. I also had parts that would pop off the board when the fillet looked perfect. After lots of pain, experimentation, and sleepless nights, I solved it through a
Electronics Forum | Tue Dec 05 15:10:55 EST 2000 | Francois Monette
Victor, here are a few more elements of information to answer your question. Both the temperature and relative humidity on the manufacturing floor have a significant impact relative to the rate of diffusion of moisture inside a plastic package and t
Electronics Forum | Thu Mar 02 16:06:32 EST 2000 | eLDON sANDERS
Gentlemen, I too have been atacked by that "soldering to gold" and will add my 2 cents. I also had parts that would pop off the board when the fillet looked perfect. After lots of pain, experimentation, and sleepless nights, I solved it through a
