Electronics Forum | Tue Sep 01 12:47:37 EDT 2009 | rodrigo
Hi all, Our IPII just developed yet another issue. The PCB goes in the conveyor and when in the loader, the lifter goes up and after a few seconds I get a lifter cycle alarm error. I checked the in/out screen and when I make the lifter go up, the se
Electronics Forum | Tue Oct 27 13:56:36 EDT 2009 | julie331975
I work for a CEM. We are having some quality issues with some pcb's that came from China. (I know, big surprise) Can anyone with pcb manufacturing experience look at some pictures I have and give me an opinion as to what could go wrong in the pcb man
Electronics Forum | Fri Aug 18 03:34:20 EDT 2006 | ridzal
i want to know about some basic details of materials in pcb such as CEM, FR1, FR2, FR3 and XPC.The use, advantages and also disadvantages
Electronics Forum | Tue Nov 03 00:49:10 EST 2009 | dcell_1t
Davef, you really make me laugh!!! pretty funny sarcastic way to represent the typical supplier response... If we could have a "The things (Top 10) that you will hear about your PCB supplier"
Electronics Forum | Fri Aug 18 07:40:32 EDT 2006 | davef
There's a fair amount on the web about this. For instance: http://www.felsweb.com/lam_faq.htm
Electronics Forum | Wed Oct 28 04:02:10 EDT 2009 | lococost
solderresist has a big offset?
Electronics Forum | Tue Nov 03 23:00:58 EST 2009 | davef
Thank you, Manuel
Electronics Forum | Tue Nov 03 06:23:12 EST 2009 | josh_brubaker
Has anyone ever done a tape test to see if the solder resist pulls away from the PCB? Is this an acceptable method for testing solder resist acceptability? This is an issue I am experiencing with our PCBs. I am receiving boards with excess solder o
Electronics Forum | Sun Nov 01 01:33:52 EST 2009 | isd_jwendell
Just my opinion: Top pic - Solder mask registration WAY too far off, without a doubt I would reject. Bottom pic - I would worry that there was/is a contamination that caused the poor looking mask. This may be cosmetic only, but unknown. I would rej
Electronics Forum | Wed Oct 28 09:28:02 EDT 2009 | spitkis2
I agree with you. Personally, I would either return them and look for a new supplier or scrap these boards. Unless your customer provided these boards and gave you the go ahead to populate them, they will not be too pleased about the build.
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