Electronics Forum | Fri Feb 29 09:13:46 EST 2008 | bobpan
I have seen this on our assemblers look in the machine and check to be sure there is no obstruction IN the down flag sensor located on the bottom of the front transport assembly.
Electronics Forum | Thu May 01 13:55:57 EDT 2008 | mmjm_1099
We have this issue as well in our house. A customer calls out a lead-free bga and wants to place on a leaded assembly. All we do is send it out and get the BGA reballed with leaded balls.
Electronics Forum | Wed May 28 11:57:48 EDT 2008 | omid_juve
please give me the name of useful books in related to programming pick&place & reflow oven & screen printer . also name any other useful books in smt assembly & test lines Thanks In Advance
Electronics Forum | Thu Feb 05 15:07:40 EST 2009 | jamyboy
could you elaborate on the type of component involved to help us understand the issue better....if this assembly is a special case you might try vapor phase soldering of that assembly...although that is a capital investment if you are not currently s
Electronics Forum | Thu Jun 04 11:10:23 EDT 2009 | leemeyer
Are you refering to components or assemblies. Assemblies are classified as 1,2 or 3 per IPC-A-610. Components are classified 1 - 6 for moisture sensitivity per J-STD-020
Electronics Forum | Mon Jun 08 19:28:10 EDT 2009 | toddhalsey
Due to a recent expansion in our business we are looking for bare board (no assembly) manufacturers who have experience in aerospace and military applications. Can anyone please provide me with contact information of a manufacturer they recommend. I
Electronics Forum | Mon Jul 13 17:01:03 EDT 2009 | davef
So, what happens when you: * Run the switches through the reflow oven as piece parts, not assembled on the board? * Pot the switches as piece parts, not assembled on the board?
Electronics Forum | Sun Sep 13 18:45:24 EDT 2009 | halleyjoan
Is there any possible way to repair the blower of vitronics reflow oven if it stuckup? How to replace its blower? Or i should be replaced as 1 assembly (cell motor and blower assembly).
Electronics Forum | Wed Sep 29 12:17:03 EDT 2010 | swag
You might try assembly carrier tape such as Tacsil on your fixtures. Beware - arrays are very diffult to run in SMT flex unless you have no fine pitch.
Electronics Forum | Fri Oct 01 09:32:25 EDT 2010 | mazjal7
Rob, thank you for input. I notice you mention a baking process for the flex circuits, this is our first time with flex assembly, do the flex circuits need to be baked prior SMT, Moisture? Thanks, David
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