Electronics Forum | Sun Sep 21 15:48:48 EDT 2014 | gascon5383
Our company has a process standard that requires a double person check at the beginning of every run (size of run is irrelevent, whether 20 panels or 500 panels). Every changeover that occurs a first piece inspection is made before reflow. If all is
Electronics Forum | Mon Jul 07 00:33:12 EDT 2003 | praveen
First we have to look in to the current situiation of the SMT line.Is the pick and place machine very old and can not perform consistently. Is the board to be inspected is very dense and have lots of connectors and fine pitch comp.with lots of 0402 c
Electronics Forum | Mon Nov 09 09:44:22 EST 2015 | davef
Purpose. This describes setting-up a wave soldering system set-up for a new assembly design or checking a wave solder machine operation with a test board. Applicability. To be used for new design printed circuit assembles and during machine accept
Electronics Forum | Fri Sep 04 02:09:03 EDT 2009 | sachu_70
Hi Walter, Do you refer to a sprayfluxer operation? The problem seems to be a parameter setting issue. 1. Ensure the wide angle spray reaches PCB with optimum jet pressure. You could pass a glass plate to understand flux coverage and view Jet pressur
Electronics Forum | Thu Sep 02 05:19:24 EDT 1999 | JAX
| | I'm in univerity research on SMT assembly systems. Especialy Simulation and Optimisation using OR-Methods. We developed flexible simulation models of various assembly-machines and use them for performance estimation (Components per hour) under di
Electronics Forum | Fri Jul 23 13:09:48 EDT 1999 | Steve
| There is a practise within the industry of an Inspector inspecting a board, and that same Inspector performing touch-up. My opinion is that the Inspection and Touch-up operations should be separate functions whereby the Inspector is not performing
Electronics Forum | Thu Jan 29 19:01:51 EST 2009 | stevek
Allow me a contrary viewpoint. I've had these things on my floor and had customers get outsourced evaluations done with them. Most expensive boat anchors I've run across. First the good points: The automated scanning and pattern recognition is go
Electronics Forum | Mon Feb 07 19:49:50 EST 2000 | Tony Di Mauro
Jose, I have seen this defect before. We called it re-reflow. We found the part was originally attached at SMT. Later on after seeing a heat cycle at the wave machine the leads would de-attach causing an open at In-Circuit Test. Resolution was t
Electronics Forum | Tue Feb 12 11:26:31 EST 2019 | aldrich17
Does anyone have any info. on an "E869" error code on a Phillips Topaz X SMT machine. Error screen shows "Nozzle down limit sensor is off in A-table YV100X:N2323 YV100XT:n2223 Please check sensor and remove to the cause of this sensor being off.
Electronics Forum | Mon Jan 09 20:09:44 EST 2023 | crystalw4280
Smt juki 2060 is constantly throwing Tombstone error messages when using 0402 parts. Is there something possibly that needs adjustment? Almost every part comes up with the error message at the beginning of the Run and they're all tombstone messages b
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