Electronics Forum | Tue Jan 09 13:01:17 EST 2007 | stepheniii
Not unless it's a case of "the only difference is..." What I mean by that is more than once I've been told the only difference in a new rev is one component or one change. But the truth was that was the only reason for the change, and in fact there
Electronics Forum | Fri Jan 12 11:04:09 EST 2007 | mika
zero > in manual Control > bring the head close to the end of the machine so that you can reach the head => Diagnostic meny > engage the clutches and THIS IS VERY IMPORTANT: use Extreme Caution (you can flip off the X-Y circuit braker on the lower ba
Electronics Forum | Mon Jan 15 15:18:13 EST 2007 | jaimebc
We have an oMniflow 7 as well, and looking at the calibration procedure, it indicates that turning the pots ( total of 5 pots. 4 on the lower board and one on the upper board )fully counter-clockwise is the FIRST step of a series of tests. Then you w
Electronics Forum | Thu Jan 18 15:28:10 EST 2007 | CK the Flip
If you are, in fact, running a No-Clean solder paste: Different no-clean solder pastes will leave different types of (benign) residues. If your paste has been qualified from a Bellcore/SIR/Electromigration standpoint, any residues remaining will NO
Electronics Forum | Fri Feb 16 18:13:09 EST 2007 | davef
On the main Forum page, there is a check box for each thread to indicate that you want email notification of changes to that thread. The box is located just to the left of the title of the thread. Checking that box tells the SMTnet email machine th
Electronics Forum | Thu Feb 15 17:00:37 EST 2007 | bvdb
Hi Jerry, Thanks for coming to my aid again. I have tried your settings of 10% for Lead check and pitch limit but still rejects the part. The vision image looks clean on the display. On one of the last trials I noticed that the part was picked up
Electronics Forum | Wed Feb 21 08:33:37 EST 2007 | CL
Good Morning Everyone, I just wanted to get a feel for what other Contract Mnufacturers are doing. Do you allow a production PCB assembly with glued SMT components to be wave processed more than once? (e.g. the first pass did not produce acceptable
Electronics Forum | Tue Feb 27 13:43:42 EST 2007 | wavemasterlarry
Thanks Russ. Everyone knows that when you clean your wave you wear a dust mask. Well that tells ya the lead is flying around. So same goes fr your oven. Hot solder paste turns into the lead. And like a wave it is very hot. Hot stuff vaporizes l
Electronics Forum | Thu Mar 15 12:33:50 EDT 2007 | ck_the_flip
To do a profile at most companies, if you don't have a scrap board handy, you'll use the already-soldered board that's already been through ONE reflow cycle. You spend time attaching T/C's with the aluminum tape - after all, the prep-work is half th
Electronics Forum | Thu Mar 29 08:10:55 EDT 2007 | donjohnson
Thanks Dave... To all that took offence I do apologise, its a fine line that i'm walking here. Accelerated life testing is an integral part of todays development and manufacturing environment. I've spent 3 years living with 50% of my time in a desi
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