Electronics Forum | Sat Nov 22 18:51:14 EST 2003 | lkavan
So, I have a documentation and service manulal for HS180 now. I checked HPIB addresses, it is all right. But I found, that I cannot edit whole config and machine data. In manual is written, that all datas you can edit during first instalation only. I
Electronics Forum | Fri Apr 02 09:50:40 EST 2004 | cedams
Yup. It was definitely checking the fiducials as well as the block skip marks and it used to work pretty well. What it did was started at the center of where the fiducial should be and scanned left. When it found a change in contrast it scanned righ
Electronics Forum | Wed Aug 25 23:11:40 EDT 2004 | pdeuel
Is your video working if it is then dont worry about it. Cognex runs the video display. Our machine reports cognex not found also. With ours we have a Cognex mounted on the side of the machine I believe it's a cognex 5,000. From what I understand the
Electronics Forum | Fri Jun 03 09:00:06 EDT 2005 | russ
How many times have you found that your oven was performing differently? this will give you the answer on frequency. We have a dedicated board and profile that we use to verify the oven operation. We perform this every 3 mos. and I believe that th
Electronics Forum | Mon Sep 05 01:38:12 EDT 2005 | plcc
I hv a PCB (mtrl is RF35). After going thru' reflow, we found yellowish stain on the solder pad (solder mask). It looks like burn-marks. The reflow temp use is 245oC. We tried running bare pcb under 220oC, there's minimum stain found (acceptable),how
Electronics Forum | Tue Nov 15 08:41:04 EST 2005 | Joe Wesley
Since I asked the question - here is what we have identified. We are doing what we call a jump score. Routing critical areas with v-score in non-critical areas. We have optimized the v-score depth as much as we can without having separation through h
Electronics Forum | Fri Jun 02 16:22:53 EDT 2006 | Randy
Do not believe every thing your suppliers tell you, even a written cert does not guaranty compliance. We recently purchased a Niton XRF analyzer. The first day in use we found component�s that were made for us "RoHS" that were far from compliant. Peo
Electronics Forum | Tue May 02 07:46:39 EDT 2006 | Bob R.
Be careful about taking any generic advice and trying to use it to reduce voiding for your particular paste with your particular boards. I've done a few literature searches over the years on causes/cures for BGA voiding in the SnPb world and found a
Electronics Forum | Fri Jun 30 20:39:52 EDT 2006 | johnwnz
Grant, Haven't doen any work with the SN100C paste, the problem I guess is yoru subject to the suppliers flux base so if that is poor then the alloy may not perform as well as it could. We've found Avantec to be pretty good at SMT but have got SN100C
Electronics Forum | Thu Oct 05 12:35:38 EDT 2006 | Mario Scalzo, SMT CPE
Good afternoon! We are able to offer some insight into this and fix your issues. A lot of the time, we are able to offer relief from MCSB using profiling. We have a Technical Paper and Application Note for the elimination of them. They can be fou