Electronics Forum: problems of aoi (Page 10 of 77)

Hazards of Lead solder fumes?

Electronics Forum | Fri Jun 19 07:50:26 EDT 2009 | stepheniii

I worked for a company that had an industrial nurse come in to discusss lead with us. Short version; "There is nothing in the plant that will even come close to vapourizing lead" and "don't eat it". She said it's normal for everyone to ingest some

Soldering of smt Resistor Networks

Electronics Forum | Mon Mar 21 20:18:40 EST 2005 | davef

What is the specific problem? Tell about: * Resistor pack * Board layout * Stencil aperatures

DEK265 alignment out of range

Electronics Forum | Fri Mar 20 02:10:03 EDT 2020 | weglimir

Hi Printer is DEK265GS if I remember correctly. It is definitely not a programing problem, I have 15 different screens which I've checked and all are working fine. It is also not a problem with Y shift, as I've compensated it with CUSTOM SCREEN o

Silver Sulphide Contamination of Resistors

Electronics Forum | Thu Feb 22 07:03:12 EST 2001 | davef

I guess the answer to that would have something to do with the distribution of the problems across the various components on the board. [I hear you saying that it's isolated to a specific component, from a specific supplier; rather than being more l

Criterion of PCBA bending degree

Electronics Forum | Thu Jun 10 04:52:36 EDT 1999 | Gyver

Hello all! Recently we got a problem about the Funtional test. Some boards passed tests by using the auto-fixture(vacuum), but failed by using manual test fixture(need to plug CPU, DIMM etc.). The error symptom is no picture. We doubt it's the proble

Soldering of smt Resistor Networks

Electronics Forum | Mon Mar 21 12:02:09 EST 2005 | Rob

Hi Colin, Are you using the 1206 package with 4 elements or one of the higher density smaller packages? With the first type you can get them in both Convex or Concave terminations, with most of the solderability problems associated with using the C

Board support of Fuji machines.

Electronics Forum | Tue Apr 01 12:52:34 EDT 2008 | pstone

Thanks for the insight. Most boards we are seeing problems with are 1.60mm thick (some less) and most of them are panelized. For your support pins what do you use to show operators where the pins should be setup? I have heard of using Plexiglas to m

DEK265 alignment out of range

Electronics Forum | Thu Mar 19 03:07:31 EDT 2020 | weglimir

We have DEK265 and a problem with few projects. Normally it works great, but sometimes we have an issue with Alignment out of range error. Currently we have a project where after fiducials configuration in step mode printer shows an error : Align

Block protection of Flash ROM

Electronics Forum | Tue Nov 09 21:20:28 EST 1999 | Gyver

Hello all, Recently, we had a bad problem of block protection. You know, our programmer can't protect the 29F002 flash ROM, and our motherboard doesn't have 12 volts output for BIOS. So, from the preceding phenomena, it seems impossible to get a prot

Board support of Fuji machines.

Electronics Forum | Tue Apr 01 17:14:11 EDT 2008 | aj

Hi, We only have 2 lines , but I dont allow any of the Ops to set them up, I did once and winded up with 10 damaged nozzles and cracked caps on the boards ... If the problem is as big as you say it is , you should really spend some time setting it


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