Electronics Forum: pass (Page 20 of 142)

BGA pad size

Electronics Forum | Tue Jun 21 11:46:04 EDT 2005 | kenscj

Hi dave, Thanks for the comment. I have another issue. The board already pass Test and Burn-In processes, but after 2 months the BGA contact is found open (no contact on certain balls). How can that happen? Is it during build, the solder ball alrea

ESD question

Electronics Forum | Fri Jul 15 16:14:42 EDT 2005 | rsmith@z-mar.com

There are ESD safe trashcans and ESD safe trashbags on the market. If anyone has an interest, please send me an e-mail and I will pass along more info.

Dek 249 loosing print speed setting after a few passes

Electronics Forum | Fri Jul 22 01:31:39 EDT 2005 | fastek

Peter- You're not going to solve this problem here. Call DEK.

Dek 249 loosing print speed setting after a few passes

Electronics Forum | Wed Aug 03 10:08:57 EDT 2005 | Me

Try this: http://www.adamtech.co.uk/support.html

PCB cosmetic reject after reflow

Electronics Forum | Mon Aug 08 21:43:23 EDT 2005 | plcc

Hi Davef, After reflow, the pcb board turns yellowish color. However, the board still pass thru' functional test.

Conformal Coating Height Inspection

Electronics Forum | Thu Oct 06 10:57:52 EDT 2005 | SuMoTe

Put a known thickness gage next to your boards to be coated. Then coat it in the same pass as your boards. Measure the "new" thickness of your gage and subtract the difference. That will be your coating thickness. This is assuming your coating your o

limitation's of the QSA 30 machines

Electronics Forum | Mon Dec 12 14:17:32 EST 2005 | bobpan

It sounds like the camera needs calibrated and its not something that can be explained that easily. It will not pass if its not calibrated correctly. We use the fixed camera for many different types of fine pitch and dont 'usually' have many problems

Fuji NXT

Electronics Forum | Fri Feb 03 06:37:33 EST 2006 | vikkaraja

Who are you ? Please provide me with your name and I surely will remember to look for you. Maybe I then can pass that information back to fuji training department.

core behavior (characteristics)

Electronics Forum | Tue Mar 14 02:31:51 EST 2006 | arnold

is there a required storage room temperature for core (toridal and e-core. we are experiencing a rejection on inductance reading of our units, but when we checked the number of turns of transformer and the AL value of e-core it all passed to its requ

Functional Test Failure due to BGA ICs

Electronics Forum | Tue Jul 25 08:34:30 EDT 2006 | GS

Does your board passes also through the wave solder step ? If, yes, it could be a matter of secondary reflow on BGA ball solder joints. Best Regards....GS


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