Electronics Forum | Fri Nov 08 11:37:44 EST 2002 | jonfox
1. Back in the early days of consumer digital cell phones, we ran into the same problem. PCB with 2000 parts in a 5"x2" area, and double sided. We ended up using our standard vacuum tooling for the NIC side and stiff ESD safe foam for the NAC side
Electronics Forum | Mon Nov 11 17:16:11 EST 2002 | soupatech
Hi, I use the Fuji MCS-16F. The disks I have are labled.... MCS 2E System Disks #1 - #10 Version 3.38 MCS 2 Option Disks #1 - #2 V2.54 Automatic Programming 10 MCS 2 Option Disks #1 - #2 V2.49 HOST Communication 11 OS-9/6800 Level 1 System Di
Electronics Forum | Thu Nov 21 11:35:47 EST 2002 | hannahsd
We had several 4c's before we put them out to pasture. From my experience they are easy to make program adjustments, but like the previous person responded the auto programmer did not work for us. We had laser coplanarity check as an addition to th
Electronics Forum | Mon Dec 02 09:47:54 EST 2002 | davef
Most modern spec do not distinguish between process methods. So, there is no allowance "if you are using bla bla bla method, you should see ... . But if you are using bla bla de bla method, ignore that and look for ... ." Most specifications requi
Electronics Forum | Wed Dec 04 21:39:53 EST 2002 | davef
As you say, some BIG time force has pulled the metalization from the bottom of the component termination. From the pix it's hard to say whether it was caused by either: * Mechanical flexure of the board during an unusual heating or other processing
Electronics Forum | Thu Dec 12 09:21:42 EST 2002 | blnorman
What we did: *Slump-dot diameter and height as a function of time *Print Speed-Vary speed, measure slump and missing/defects *Green Strength-We quantifiably measured tack vs time and we placed components and measure skew by SVS *Cure profile sensitiv
Electronics Forum | Wed May 12 10:15:29 EDT 2004 | gabriele
Hi Dave, I've got it, many thanks. Snow ? My village is located latitude GMT + 1 hour,and about 45� north longitude. 30 Km north the mountains are still fully covered by snow. Sea is about 3 hrs driving down. My Job?, EMS'engineer (ex)
Electronics Forum | Mon Dec 09 21:00:54 EST 2002 | MA/NY DDave
Hi DaveF, Well I don't agree with the process, depending on job, since the management of the workers output gets more complex. Boy would I be killed some places for writing the "No Music" policy. Personal Headphones are better than Speakers since th
Electronics Forum | Fri Dec 13 10:57:01 EST 2002 | MA/NY DDave
Hi Sounds like a tough problem with those holes underneath. I guess a tight fitted cap that can stand the process is the best idea. DaveF gave you more than a few sources for that alternative. They always send these samples in the mail to me. You a
Electronics Forum | Sun Dec 22 06:00:54 EST 2002 | Mark
Hi: Your stencil specs are good; Did you check the stencil thickness? It would be worth a ck since there may be an error from the stencil mfr If the paste is not releasing with good stencil specs, these are possible causes: 1 The paste isn't tou
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