Electronics Forum | Thu May 15 07:37:49 EDT 2003 | pteerink
Have seen similar circumstances a couple times. Possible causes: 1) PCB defect - remove the BGA and inspect/test the PCB for shorts. ( trace short, layer short etc ) 2) PCB defect that only shows up when the BGA is populated - a short somewhere o
Electronics Forum | Wed Jun 15 23:12:43 EDT 2022 | glasscake
New to X-Ray inspection, looking for documentation on finding, analyzing, determining, ext defects with a 2D 5 axis machine
Electronics Forum | Tue Jan 11 13:12:58 EST 2011 | methos1979
Has anyone had any luck programming using the side cameras to inspect for defects on the sides of chip components? We recently had an escape of a damaged chip capacitor that was impossible to see from the top camera but was clearly visible with the
Electronics Forum | Wed Jul 09 16:00:04 EDT 2008 | grics
Obviously you wouldnt perform the most difficult rework tasks till last... Sorry. I should have clarified. We rack our units to keep good units flowing and fall out are held for rework. The line never stops. Inspection is inline and it is the deci
Electronics Forum | Tue Feb 09 23:40:19 EST 2010 | glennster
OK Sergey, looks like no one wants to take this on. I will give it a shot and maybe others will add their 2 cents. The answer depends on what you want to inspect. X-ray inspection is based on the X-ray absorption properties of the materials in th
Electronics Forum | Wed Sep 19 10:19:28 EDT 2001 | davidd
Hi Jake, in your experience, what to do feel is the level of automated 3D paste height or volumetric inspection required moving to the 0201 process control requirements and defect detection. Dave
Electronics Forum | Fri Mar 14 17:41:32 EDT 2008 | jerrysaise
Hello Before I say anything. Here is one caveat, I work for a 3D paste inspection vendor, I will not mention which. So you can take whatever I say with a grain of salt. Paste inspection will make a difference if you want to put the effort into it ma
Electronics Forum | Mon Jun 18 11:23:44 EDT 2001 | Gil Zweig
BGA defects observed with x-ray inspection fall into catagories. One catagory is the obvious defects; i.e. soledr bridges, missing balls, excessive solder voids. The second catagory is the more subtle "potential" defect. This is where variations in
Electronics Forum | Tue Dec 09 17:09:51 EST 1997 | Frank Silva
| We are doing a research on auto-inspection machine used for SMT component mounted PCBA. | If anyone would have more info., please give me some details. Mr. Szeto, my company is involved in manufacturing automatic x-ray inspection systems to provide
Electronics Forum | Tue Feb 05 23:51:24 EST 2019 | ushir
Hi all, I am looking for recommendations please on SPC software for an EMS. We currently have an in house system for doing this but it has not worked too well and and would rather go with an off the shelf tool instead of recreating the wheel. We es
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