Electronics Forum: smt (Page 416 of 925)

HASL surface finish

Electronics Forum | Mon Jun 15 20:37:29 EDT 2020 | travishemen

Try sending your boards to rework before SMT and have them remove the excess solder from the fiducials. It usually works great until someone accidentally removes the entire fiducial.

SOLDER SHORT DUE TO VOID IN BGA

Electronics Forum | Wed Jun 17 15:20:18 EDT 2020 | rsatmech

Thank you for your valuable inputs. Current two SMT line is running and I have initiated to use two different pcb suppliers in each line. Do I need to check the plating details in issue pcba or random pcb. Kindly suggest.

SOLDER SHORT DUE TO VOID IN BGA

Electronics Forum | Tue Jun 30 10:25:37 EDT 2020 | rsatmech

Hi CPH, Thanks for your response. Sure I will share. But give me some time since we stopped SMT as of now. I will share you on 7/07/2020

I dont have any programming of juki machine when they install machine

Electronics Forum | Wed Jun 17 23:53:32 EDT 2020 | ledut

htlebkdn@gmail.com, thanks, and i know i have no responsbility to program, but i want to learn about programming, and one day i think i can find a job that program smt machine, thank

Component side by side gap

Electronics Forum | Thu Jun 25 05:19:39 EDT 2020 | SMTA-Davandran

Dear all, Anyone know what is minimum gap between SMT component.? Anyone have design guideline for it.

Part drop after reflow

Electronics Forum | Fri Jun 26 14:08:49 EDT 2020 | indhu

Hi, I am having a issue that SMT nut drop after reflow. The solder height all in specifications. Had tried adding flux inand the solder paste. But shows no improvement. Is the nut easily oxidize? Can anyone help me on this?

SMT ASM Siemens X Feeder Calibration

Electronics Forum | Tue Jul 07 13:26:37 EDT 2020 | emeto

Yest you can. You need the calibration station, that you can buy or loan from ASM.

SMT ASM Siemens X Feeder Calibration

Electronics Forum | Tue Jul 07 13:40:02 EDT 2020 | kierantennant

I have seen this calibration station. however do not understand how the next stage of calibration work. does the device calibrate the feeder itself or is it a manual process? IF so what is the process to get the feeder calibration correct?

SMT ASM Siemens X Feeder Calibration

Electronics Forum | Tue Jul 07 14:01:26 EDT 2020 | emeto

I don't remember details as it's been a while. They will train you how to do it. It was worth it - I think we loaned it for a week or two and recalibrated all feeders we had for 3 lines.

SMT ASM Siemens X Feeder Calibration

Electronics Forum | Tue Jul 14 10:04:51 EDT 2020 | kierantennant

Has anyone got any experience of the ASM X Feeder Verification system? as you can no longer rent the product I am struggling to justify the cost and was wondering if anyone has experience with the benefits this machine provides and if the cost is jus


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