Electronics Forum | Mon Sep 11 14:58:16 EDT 2006 | cuculi54986@yahoo.com
Steve, Let me guess, you were using this one: http://www.panasonic.com/industrial/components/pdf/abd0000ce10.pdf That part sucks. They have a newer part number that is supposedly "reflow-friendly". Unfortunately, I can't convince our quality de
Electronics Forum | Sat Jun 07 04:01:56 EDT 2008 | carmanah
Hi all, Need advice how to fix RJ45 short issue after wave solder m/c .Few actions taken to resolve this issue but the outcome was inclusive which was 1. Modify wave pallet 2. Change conveyor setting from 0.8meter/minute to 0.7 meter/minute 3. Clear
Electronics Forum | Thu Aug 05 05:23:13 EDT 2004 | Bryan
Hi All,per my understanding ,the fail mode is the heel fillet of QFP seems no good,right?If yes...I think..we should:1.increase the aperture length on stencil and make sure there's enough solder paste on pad before reflow. or you can increase your t
Electronics Forum | Mon Aug 17 17:01:31 EDT 2020 | rgduval
+1 to what Sr. Tech said. I'd also add that you could have some uneven deterioration of the centering jaws. Check by doing a couple of things (this will help check if the tool/tip is bent/deteriorated as well): 1. Turn off mechanical centering, and
Electronics Forum | Fri Jan 13 12:36:48 EST 2023 | servin6154
There are a couple of things you can try that seemed to help me with this problem. 1.Get your HMS height off of the paper tape halfway between the pocket and the edge of the tape. 2. Change your "pick stroke" for that part to "0" 3. Check you compon
Electronics Forum | Tue Oct 31 14:52:25 EST 2000 | Dr. Kantesh Doss
Hi Antonio: You clearly have printed excessive amount of solder paste on the pad. You can reduce the amount of paste by one or two methods: 1. Switchover to 5 mil thick stencils. 2. Change the design of your stencil openings (at the discrete compone
Electronics Forum | Thu Jul 25 00:42:02 EDT 2013 | felo188
Hello everyone! I have problem with using vision in csm v60. Below describe: 1. Machine's third head takes one IC from tray 2. Goes to vision and take picture and moves IC 3. Goes to pick and place 4. When nozzle wants to place IC on board the
Electronics Forum | Fri Sep 11 15:27:50 EDT 2015 | u4bga
Hi! We're noticing white spots on 2 PCBAs after the selective soldering & DI Wash processes. ----Facts---- 1) The marking is on all boards, irrespective of date code 2) It only happens on leads that have been selective soldered 3) The pattern of w
Electronics Forum | Thu Apr 11 10:17:17 EDT 2013 | ericrr
Some times the PCB manufacture sends PCB panels with bad circuits, there are three ways to make these PCB without placing parts on the bad circuit, Well two in fact plus my method. (1) Placing a light mark on a dark background (or reverse) then the
