Electronics Forum | Wed May 08 20:14:24 EDT 2013 | davef
What happens when you rework those non-coated areas? Please list your rework steps Br, davef
Electronics Forum | Mon Apr 24 15:11:11 EDT 2006 | pjc
For solder joint inspection you cannot beat AXI. That's what is was designed for. AOI machines were designed for component inspections and solder joint checking was an add-on. In transmission AXI you can get a measurement of the whole solder joint. A
Electronics Forum | Thu Jun 16 03:11:44 EDT 2022 | leaderway0
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Electronics Forum | Thu Aug 21 22:10:07 EDT 2003 | adlsmt
Well, for some reason the board house will pay for the boards but has some issue with paying for the parts on them. Why am I not supprised? Perhaps I have mis-diagnosed the problem. We have found two different board p/n's with the same type of defec
Electronics Forum | Thu Aug 21 17:17:47 EDT 2003 | justin
Do some push / pull testing. Typically with black pad, you can flick the components right off the board. If you have this, the boards are about as reliable as a Yugo. If you get decent push / pull results, odds are you don't have black pad and you
Electronics Forum | Thu Aug 21 22:47:39 EDT 2003 | adlsmt
Well after reading all kinds of stuff about this I still question if it is my current problem BUT, how common is this??? I dont want to be afraid of the boogie man but it seems like a lot of folks are having problems with black pad. I have used imers
Electronics Forum | Wed Aug 30 07:34:23 EDT 2006 | Xray Tester
For Automated x-ray inpsection system comes in 2D and 3D. 2D also know as the transmission xray inspection where xray are generated from a fixed point source. On double side board, this does not work that well. That where 3D Automated x-ray inpsectio
Electronics Forum | Thu May 09 13:49:24 EDT 2013 | davef
First, it appears that your solder mask and your coating material appear to be incompatible. Second, IPA leaves a residue that's probably not compatible with your coating material, either. IPC-HDBK-830 - Guidelines for Design, Selection and Applic
Electronics Forum | Fri Apr 21 18:43:23 EDT 2006 | SD
Sorry, I have not read the article. However, I do have five years experience constantly tweaking an AOI system that ran ONE product! The strength of the machine was solder inspection. The biggest problem was component color variation and shadowing
Electronics Forum | Sat Jan 15 13:13:33 EST 2000 | Mark Wiegold
Steve, Basically in answer to your question, there is no real set number for defects. Defect rates will vary between products and companies. If my company was running the same product as yourself then there is no reason to suggest that the defect ra