Electronics Forum | Thu Mar 30 13:27:53 EST 2006 | bvdb
Just before Christmas we bought a used Fuji IP1 cheap. It took us a while but it's been working great for about a month. Yesterday the IP1 stopped after completing a board but before exiting the board out the conveyer. No error message, no alarm be
Electronics Forum | Thu Nov 13 12:08:50 EST 2008 | cisridn
I define First Pass yield without any repairs. But I only consider a PCB to need repair if it fails test. Our boards are inspected before testing and any work done before testing, I consider to be rework and is part of the SMT process.
Electronics Forum | Thu Oct 07 22:05:23 EDT 1999 | Dreamsniper
Is there an IPC Standard stating the max. number of times that a PCB can pass through a reflow or wavesolder machine without having solder mask breakdown. PCB is FR4 Solder Mask is LPI Reflow and W/S Profile = Standard thanks and regards,
Electronics Forum | Fri Mar 19 14:58:42 EDT 2010 | davef
We can't let this thread pass-by without trying to learn more about these 'coins.' What's the deal? * Are they like currency, money? * Are they coin-shaped metal slugs? * Why are they on a circuit board? What's their purpose? * Can you attach a pict
Electronics Forum | Thu Aug 28 11:02:28 EDT 2008 | omid_juve
we have two similar pcb from two different pcb manufacturer one of them passed the wave soldering without any short circuit and residue and another one passed it with many residue . don`t you think that the type of solder mask from these two pcb manu
Electronics Forum | Mon Jan 15 09:19:29 EST 2007 | tk380514
We use Alpha EF-2202 low-VOC No-Clean flux Selective wave soldering cassettes Bottom pre-heating wave soldering machine We have one component that will not solder properly: http://www.epcos.com/web/generator/Web/Sections/ProductCatalog/Capacitors/Ul
Electronics Forum | Tue Feb 17 09:33:43 EST 2015 | emeto
Hello, I have two of these for the last 3 years(MV-7xi). Buy the machine with the best camera they offer and with the telecentric lens - it gives great view and resolution. I had to replace the controller for conveyer open/close on both of them. I a
Electronics Forum | Thu Feb 09 20:12:51 EST 2017 | imarkl
Any advise about dewetting defect occurrence during 2nd pass reflow. Commonality on affected PCB having water marks near affected pad(s). Elemental composition found on affected pads without solder paste are Silicon and Sulfur. As well as in pad with
Electronics Forum | Fri Dec 27 02:11:31 EST 2019 | anteiv
Hello, We are having problems with SMD wave soldering (ERSA) used flux is BALVER ZINN 390-RX-HT https://www.balverzinn.com/tl_files/balverzinn/downloads/intern/TDB/PDS_390-RX-HT_EN.pdf https://www.balverzinn.com/tl_files/balverzinn/downloads/datenb
Electronics Forum | Fri Oct 08 13:04:15 EDT 1999 | Dave F
| Is there an IPC Standard stating the max. number of times that a PCB can pass through a reflow or wavesolder machine without having solder mask breakdown. | | PCB is FR4 | Solder Mask is LPI | Reflow and W/S Profile = Standard | | thanks and rega
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