Electronics Forum: system (Page 486 of 594)

ENIG (thru hole ring turns black after wave soldering)

Electronics Forum | Tue Aug 02 15:02:50 EDT 2016 | davef

ASPIS (Advanced Surface Protection for Improved Reliability PCB Systems) The three year Aspis ‘Research for SMEs’ project has been conducted to address problems found with the nickel gold (ENIG) solderable finishes that are used by the electronics in

Arguments against 1(or 2)-ethoxy-propanol (aka SC01)?

Electronics Forum | Fri Jul 22 09:42:24 EDT 2016 | ttheis

Acetone has hazards other than flammability and odor including potential effects on the nervous system, skin, kidneys, GI tract, as well as blood and bone marrow according to the CDC. Perhaps you misunderstood what I was saying regarding alcohol; I

Board Handling Error: Waiting for output board transfer to complete, on GSM1 4681A UIC

Electronics Forum | Thu Jul 28 15:43:48 EDT 2016 | ddina

Recently started setting up our GSM 4681A system, and one of the machines comes up with the message "WAITING FOR OUTPUT BOARD TRANSFER TO COMPLETE" after the Zeroing process has been started. Machine has all the defaults set, two SMEMA connected univ

Flexible Circuit Board Finish ENIG or Hard Gold?

Electronics Forum | Thu Aug 25 11:53:12 EDT 2016 | shawn_halo_1

Sorry if I was not clear. We have a Flex Circuit Board that is ENIG Finished. There are two connectors that are SMTd to either side of the Flex to connect to other PCBs within the system. Then, we have conductive rubber contacts that are press fit on

MPM up500 smema issue

Electronics Forum | Wed Sep 07 16:36:18 EDT 2016 | ttheis

It does look like it was setup for fuji or siemens connection. I did get the smema signals working; had to add the connections for pins 3 & 4 on both ports and move some of the existing connections according to the smema diagram. Also, I wasn't seein

Online Label printing & placement

Electronics Forum | Wed Sep 14 15:46:41 EDT 2016 | g2garyg2

Happy to help John! PROMATION USA offers in-line "Print-on-Demand" Label Placement Solutions. The ELC-1100P can be used in-line or offline. Depending upon board size the unit can be ordered with an internal flip option as well for dual side proces

Batch cleaner not getting PCBs clean and dry

Electronics Forum | Thu Dec 08 12:39:39 EST 2016 | deanm

We have a name brand aqueous batch cleaner that uses a chemical and DI water to clean ROL0 flux from our PCBs. It does ok most of the time for SMT boards and we want to include through hole assemblies as well which should be a better cleaning process

MPM SPM Trackball Upgrade

Electronics Forum | Tue Dec 27 09:39:36 EST 2016 | westshoredesign

Thank you for the reply, MPMEng. I received the Speedline UPG-026/27, but it actually came with the incorrect mouse. Since original post I've contacted seller, received correct mouse, successfully installed drivers, encountered a new issue. At thi

Conformal coat material dispensed through epoxy needle?

Electronics Forum | Tue Feb 07 12:26:14 EST 2017 | westshoredesign

Oh yeah, so we have a auger valve similar to that on one of our other machines that we use for dispensing SMT glue, and solder paste also. We have a conditioner that we flush it with at EOD when in use, then we just let it sit idle with the condition

DEK Screen printer calibration - print offset issue

Electronics Forum | Thu Mar 30 10:02:03 EDT 2017 | Bestglobal SMT

We have a 2008 DEK horizon 03i this machine has been a very reliable system. we are having an issue with the print being offset in the x .2mm I have run 4 different boards - same issue on all. same offset. i can print the board 10 times over and


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