Electronics Forum | Fri Jan 13 14:18:41 EST 2006 | mark
Hi, I would like to ask you how you test the PCB (electrical test) of first PCB before starting production.? What kind of equipment you are using? and method to confirm that components on PCB are correct (value, orientation, describtion, polarizatio
Electronics Forum | Fri Jan 13 15:55:07 EST 2006 | DannyJ
Hi Mark, I'm guessing from your letter that you are not asking about traces, just component values. We use a tool called 'smart tweezers' (catchy, eh?) to do jsut what you are asking. Very easy for our QA department to use a BOM to compare agains
Electronics Forum | Tue Apr 12 21:43:50 EDT 2016 | cmarasigan
There is an auto teach of QFP component for CM402 wherein machine can auto recognize number of pins, pin pitch. Just make sure on your part data you have selected the right reference part (Ref: 171)for QFP. For manual component recog; 1. Set Comp si
Electronics Forum | Fri Jul 16 09:49:25 EDT 1999 | Ronan BERTON
Hello, i'm looking for informations about companies which are using system to verify the loadind of a SMT machine by using barcode (on the slot on the machine & on the reel). I'm in charge of the installation of this kind of system. I expect to have
Electronics Forum | Mon Apr 12 04:56:54 EDT 2004 | qualitel
Hi Eric, Every mounter have a standard count and "release" off the component. The sample and cost saving way is to use the paper (e.g: 4mil,5mil...thick) to measure. Just place on the PCB with supoort base below and release the nozzle step by
Electronics Forum | Sun Apr 25 18:25:10 EDT 1999 | Steve Gregory
Hey Guys! Look what I get to try and do this week! I got handed a cardboard box on Friday afternoon with the parts and 20 of these little jewels! That's both sides of the board by the way... Whoever laid this out, I'd like to go and do a "Back to t
Electronics Forum | Tue Oct 14 13:17:42 EDT 2008 | stepheniii
What kind of AOI machine are you using? Some OEMs seem to not understand that we want to also check for correct parts with AOI not just absence/presence and solder joints. But markings are an issue. I remember when 0805 caps had markings.
Electronics Forum | Thu Oct 16 07:38:35 EDT 2008 | rway
There are seconds when it comes to components. Find out what her sources are and if she is purchasing from a reputable vendor. She may be doing what all purchasing agents do, and that is finding the best deal out there. Especially if her review de
Electronics Forum | Thu Jul 30 16:50:41 EDT 2015 | lokit
In our production line we use the pick and placer My100 by Mycronics. We get a lot of feedback from quality department about IC's being placed upside down, wrong polarity. (Wrong polarity usually already delivered to us, or IC's placed in the sticks
Electronics Forum | Wed Aug 05 09:41:50 EDT 2015 | kmots15
For upside down and rotated parts try using the index mark (F6) in the package database for that component, at least then the machine should look for a unique feature on the bottom and if it cannot find it the part will be rejected. For the index ma
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