Electronics Forum | Wed Jul 04 14:22:51 EDT 2001 | davef
I just rooted through an analysis that we did five or six years ago [so current it aint] and finally found the goods. We talked to Vitronic, Heller, Electrovert, IR, and Conceptronic. Only Electrovert had a 2.75" throat [rail to top of board cleara
Electronics Forum | Wed Aug 18 16:26:21 EDT 1999 | Tony
Yesterday as I was creating a profile on a plastic BGA using Conceptronics freedom 2000 rework station, I happend to discover that I was able to remove solder bridging from a plastic BGA. This is what I did. Created a removal profile, I had a board
Electronics Forum | Thu Sep 13 11:21:45 EDT 2001 | aldo_maldonado
We've had several instances of parts (1206R, SOT-23) popping off of their location during reflow. Parts placement is OK, paste brick is aligned and compact before oven. But we get random parts off their location just lying somewhere else on the boar
Electronics Forum | Sat Jan 05 00:13:16 EST 2002 | Chris Veeneman
I have experienced the same problem with my Mark 3. I found the problem to be the solid state relays in the electrical control panel. Towards the front of the machine below the breaker rails. My oven's computer screen would show all was fine but my
Electronics Forum | Fri Nov 04 17:40:58 EST 2005 | JeffP
did not count from the time the board was > introduced, because the oven did that. What we > had to count was the seconds from the reflow > point, because it would vary from board to board > as the oven heated up. > I am not certain exactly how
Electronics Forum | Fri Nov 10 17:47:50 EST 2000 | Dave F
I can�t imagine a high trace count, high via count ceramic board matching-up on price with a FR4 board. http://www.coorstek.com/coorstek/coorstek.asp?menu=literature&reference=literature.asp But that�s not really the issue, is it? The issue is the r
Electronics Forum | Tue Oct 01 07:10:02 EDT 2013 | bobpan
It could be PC Memory or maybe a full hard drive. I would check the following first. 1. Reset board count (there is a bug that causes problems if the count gets too high.) 2. Make sure ROA=OFF if the line is in your configuration file editor. 3. Ma
Electronics Forum | Wed Aug 07 13:32:21 EDT 2019 | rgduval
To isolate the MOT failure, try swapping the MOT card with another MOT card. If the failure moves, then the problem is in the card. If the failure does not move, the MOT card is not your problem. If the MOT card is not the issue, then your problem
Electronics Forum | Sat Sep 20 11:24:27 EDT 2003 | Gabriele
Few questions: - wich type of C-CGA ? (CAST or CLASP column to ceramic attach) - column pitch ? - column count ? - capped (with lid) ? or capless (c4 die on top)? - PCB board zize and thickness ? - volume of solder paste ? - Clean or not Clean so
Electronics Forum | Wed May 18 19:12:26 EDT 2005 | HOSS
Hello, Assuming that your dwell and coverage at the wave are in order..... Have you checked the angle and pressure of your fluxer air knife? You can only count on capilary action to a point. The air knife, set correctly, will help get your flux t
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