Electronics Forum | Mon Jul 24 11:35:42 EDT 2006 | Jimk@ics-inc.org
We have experienced a problem with tin leaching or discoloration of lead terminals on random parts on solder side of a paste/paste operation. The profile has been used on previous production runs and there doesn't appear to be any heat damage to othe
Electronics Forum | Wed Jul 26 08:14:07 EDT 2006 | mmjm_1099
This is for all boards not just our immersion silver PCBS. We went out bought a shrink wrap and anytime they get open the stock people have to rewrap them. We had to do this in order to get a couple new customers a couple years ago and now its just a
Electronics Forum | Wed Jul 26 11:14:50 EDT 2006 | FredC
Are these covers repacements for the tape guides? If so in retipping many thousands of cp6 nozzles we see that the window in the tape guide is often miscentered and the needle tip rubs on the same place every time it picks. I expect the miscentered g
Electronics Forum | Wed Jul 26 13:36:35 EDT 2006 | slthomas
I'm sure your local municipality's water quality department could hook you up with a lab to test your water for all sorts of things, but you might just open up a whole new can of worms in the process. Trouble is, testing your wash or rinse water doe
Electronics Forum | Thu Jul 27 04:29:18 EDT 2006 | pbarton
We have our waste water tested periodicially by a local lab to ensure that we are in compliance with local discharge regulations and as part of ISO14001 approval. This analysis includes levels of metals as well as organics, but it will tell you littl
Electronics Forum | Wed Jul 26 11:10:36 EDT 2006 | slthomas
We're dealing with upcoming (Oct. 2008) requirements for secondary containment of hazardous material that are dependant upon volume. 20 gallons or 200 lbs. (dry). Our washer has a 60 gallon wash sump and a 35 gallon rinse sump. The challeng is how
Electronics Forum | Wed Jul 26 12:39:00 EDT 2006 | spari77
we encounter some open joint on the CPU socket after rework. We tried to reflow the boards again (using BGA rework machine) and found that the contact issue was resolved. Is there any risk to perform a reflow again on the CPU Socket boards without re
Electronics Forum | Thu Jul 27 05:02:11 EDT 2006 | Rob
If you don't have too many products to run, keep known defect boards for each product and run them through as a first & last off. That way you know if it has drifted out. Yes I appreciate it's not always easy to have a spare defect board/golden sam
Electronics Forum | Wed Jul 26 22:47:14 EDT 2006 | seth
I have problem with RV/D axis counting error. I have tried several things, but it just doesn't help. These are the things I had tried 1. Check all 12 segment for dirty. 2. Check DP motor for proper operation. 3. Replaced reader. In order for me to pe
Electronics Forum | Thu Jul 27 00:40:34 EDT 2006 | Habibooboola K. Halaliliaholiokeebob
I have a production defects on smt mounted spring that the designre at my compnay is try.the spring act as conduction between the resistor capacitor network and mount with the prefrom and then reflow thru the oven. the design intent for spring is mec
