Electronics Forum | Tue Jun 13 09:14:37 EDT 2006 | samir
As I mentioned in another thread, I've always been one to flux the living crap out of a board until the ICT guys start yelling at me, which actually did happen last week. I had a little oriental guy (an immigrant to Riyadh from Vietnam), clicking an
Electronics Forum | Wed Jan 24 07:57:26 EST 2007 | Mark
Like everyone has said make sure you request Cad files from your sales people first. Than if sales allows (which I'm sure they will) is call the customer and go through with them step by step how to extract the cad file that you need. If you refer to
Electronics Forum | Thu Jul 13 02:06:51 EDT 2006 | mika
bypass every pattern steps except 1 of them; the one step that calls for Head# 1 Now start with the first spindle on that head > for ex. no. 1 > save > load the new pattern in Dry cycle!!! > Run/Start. The reason for bypassing the fiducial check i
Electronics Forum | Wed Jan 24 11:24:07 EST 2007 | ruggi
I'm probably not telling you anything you don't already know, but a technique that's worked very well in the past for me is to methodically step through every part of the process and observe your boards being built, or take a scrap or simulated one a
Electronics Forum | Mon Jan 29 11:53:54 EST 2007 | mika
Is this a single beam (GSM1)or a dual beam machine (GSM2)? If it is a GSM1; how does the pickup works with Head 2 from the front feeder banks? Do you have removeable or fixed feeder banks? If removeable, make it fixed, using screws through the bank
Electronics Forum | Mon Feb 12 11:13:12 EST 2007 | davef
Q1. If I go to the Pb-free solder paste, is it necessary that I have to change my reflow oven OR just by changing with respect to solder paste specification, I can reach my goal? A1. It depends on your current oven. Some ovens can meet the higher t
Electronics Forum | Mon Feb 12 21:38:38 EST 2007 | DEK Answer Guy (PR Dept)
Technical Papers) -ProFlow� upgrades (MPU's). -Paste Low Optimisation -Adjustment of the Print Carriage to ensure Squareness to the Stencil -Replacement of Hinge Pin Assembly -Conversion of ProFlow� to Horizontal Mount -ProFlow� Guides for Operators
Electronics Forum | Mon Mar 12 08:06:44 EDT 2007 | davef
Q1.� is it mondatory to test all components and paths in the PCBA; and check all soldering joints? A1. Nothing is mandatory. You do ICT to prove some component functionality and check manufacturing process. ICT test coverage is driven by factors i
Electronics Forum | Sun Mar 18 23:01:11 EDT 2007 | diesel_1t
Hi there, I want help on the following issue. Where I work, we place a component QFP 256 terminals (20 mil pitch)from hitachi (renesas), we use a MPM UP-3000 screen printer, IP-III placement machine and Vitronics 8 zones reflow Oven. lead plating
Electronics Forum | Thu Mar 29 14:43:22 EDT 2007 | jmelson
For a microscope, you want one with the greatest working distance and depth of field you can get. You don't want a lot of magnification, so something like 0.7 - 20 X is good. If you are buying new, have salesmen bring them by and actually try them
