Electronics Forum: x out (Page 1 of 102)

Re: screen printer x axis

Electronics Forum | Fri Sep 17 21:25:00 EDT 1999 | Rob

HI everyone, We are using a Siemens ap-25 screen printer, in the past we have not had any problems with adhesive placement until a couple of weeks ago. It seems the x axis has decided that it should be set somewhere between .00085 an

LGA36 6.5 x 3.5 mm

Electronics Forum | Fri Apr 06 12:25:55 EDT 2007 | mika

Thanks DaveF, Ohh I still whish there was a way to share some pictures... * Pads on pcb are very very strange: It varies from a non uniform pattern but after we measure these I would say ~0.22 - 0.24mm dia. Haha, We have never discovered such a stra

Re: screen printer x axis

Electronics Forum | Fri Sep 17 15:43:08 EDT 1999 | Dave F

HI everyone, We are using a Siemens ap-25 screen printer, in the past we have not had any problems with adhesive placement until a couple of weeks ago. It seems the x axis has decided that it should be set somewhere between .00085 and .001

Re: screen printer x axis

Electronics Forum | Fri Sep 17 23:59:40 EDT 1999 | JAX

HI everyone, We are using a Siemens ap-25 screen printer, in the past we have not had any problems with adhesive placement until a couple of weeks ago. It seems the x axis has decided that it should be set somewhere between .00

Replacement valves for Emerald x / YV88X

Electronics Forum | Tue May 18 09:58:17 EDT 2021 | kumarb

Thank you so much for the advice. We were suspecting blockage but know that we have clean nozzles. Did the air blow out and removed a spot of black matter - perhaps what was an old o-ring? Nozzles are 61 and 62 posing the issue. Our tech said that 64

X out marking

Electronics Forum | Tue Aug 18 13:43:52 EDT 2009 | victorp

Is there a standard (such as IPC) or common industry practice in regards with x-out marking on rejected boards of a panel? Do board shops have to X-out both sides of the rejected board, or one side? If the answer is one side, which side should be ma

X out marking

Electronics Forum | Tue Aug 18 15:36:40 EDT 2009 | davef

There is no standard. You need to decide when you want the cost of bad boards applied to your product cost. Search the fine SMTnet Archives for previous discussions, like: http://www.smtnet.com/Forums/Index.cfm?CFApp=1&Message_ID=20871

lead pull out issue

Electronics Forum | Tue Aug 24 21:52:06 EDT 2004 | rose

recently I met one very interesting issue with my board and connector. substrate of the board is copper with immersion silver, pad size is about 3x1mm. we print lead-free paste on the pad, then put the connector on the paste. The board was reflowed u

lead pull out issue

Electronics Forum | Wed Aug 25 20:48:17 EDT 2004 | rose

Hello recently I met one very interesting issue with my board and connector. substrate of the board is copper with immersion silver, pad size is about 3x1mm. we print lead-free paste on the pad, then put the connector on the paste. The board was refl

Re: Placement Equipment for 17 x 23 Backplanes?

Electronics Forum | Wed Nov 17 15:01:44 EST 1999 | Doug Philbrick

I am a Siemens person myself but you won't get 23", you can get 20 though and I believe you could feed in a 23" board length wise. If your parts fit in a 20" area 80F4 is the way I would go. My second choice would be MYdata. They are the large board

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