Electronics Forum | Fri Jan 23 03:19:23 EST 2004 | Erv
We have very good results with a mixture. Lower 1st and 2nd preheat is convection, 3rd lower is calrod. No upper 1st and 2nd, 3rd upper is IR. With this combination I have found no challenge that could not be turned into a good profile.
Electronics Forum | Tue Aug 27 17:08:12 EDT 2019 | bazzah83
Hello, I am looking for a new desktop AOI machine which is able to verify a 1st off/master board. This means capture the image of the 1st board and add the placement list file to it, then use the software to check each part to its location on the boa
Electronics Forum | Tue Mar 29 04:25:06 EDT 2011 | smellew
Hi 1st, Please find attached BGA manual this may help you, regards llew
Electronics Forum | Mon Dec 01 02:54:05 EST 2014 | divia
Yes nano coating giving the good printing, but the stencil tension is very important for the life, 1st ensure the stencil tension...
Electronics Forum | Wed Mar 15 13:35:40 EDT 2017 | scotceltic
I have a double sided PCBA setup. I have MSL components on both assembly sides. When I run Assy Side one I am within the allotted hours remaining on the MSL component. I then wait 40 hours before running 2nd Assy side. By then the hours on the 1s
Electronics Forum | Fri Aug 24 00:01:23 EDT 2018 | leeg
Have you tried to re-load the MINT software 1st? Are the breakers in at the back of the machine?
Electronics Forum | Fri Mar 02 14:43:28 EST 2007 | stimpk
Are you using lead free paste also? Are all the other parts on side 1 ROHOS ? etc.. can they handle your leadfree profile. Those need answered 1st. But to answer your question. Yes you can run the BGA side 1st ( hopefully with leadfree paste and ho
Electronics Forum | Fri Feb 22 08:14:22 EST 2013 | markhoch
We've had a lot of turnover with our operators, so currently we do a complete 1st article inspection before sending any PCBs in to the Reflow Oven. So our first PCB in the oven is the 1st PCB of the new job. (after it's been inspected).
Electronics Forum | Mon Oct 21 09:41:42 EDT 2019 | mendezt6
Update: -The A12 tools will install in the 2nd machine. -Modified an A12 tool to install in the A13 tool location. -The modified tool will install in the A13 location of the 2nd machine, but not the 1st machine. Check that the parameters o
Electronics Forum | Thu Aug 04 15:07:30 EDT 2016 | sumote
I have seen a similar error on a Quad 4C machine. When setting up the parameters on a tray part there are several points of data you have to input. You have to teach where the center of the 1st part (and you have to know which corner your machine con
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