Electronics Forum | Wed Feb 06 09:40:05 EST 2008 | phouwen
We are experiencing some difficulty in BGA assembly and would like to do some periodic on site dye and pry after different assembly processes. Does anyone do this now? Is it actually feasible? Does anyone have recomendations on equipment/dye suppl
Electronics Forum | Thu Feb 07 08:08:20 EST 2008 | scottp
We also use machinists dye. I like to pull a vacuum on the board after wicking the dye under the BGA. It seems to help fill fine cracks. I'll stick it in a warm oven if I'm in a hurry for the dye to dry. Then just bend the board to pop off the BGA.
Electronics Forum | Mon Jul 07 09:47:50 EDT 2008 | davef
Dye & pry test reveals the solder connections that have failed prior to performimng the test.
Electronics Forum | shellydhami |
Sat Jul 05 14:04:31 EDT 2008
Electronics Forum | Thu Aug 14 17:37:11 EDT 2008 | bandjwet
Dear Smtnettter: Has anyone purchased yellow visible colored dye penetrant for dye and pry testing? Can someone recommend a vendor? BTW this was recommend to me by an end user in japan as some copper problems are "hidden" by the typical red visible