Electronics Forum | Fri Dec 15 07:37:07 EST 2006 | realchunks
Try changing blades. If still a problem, move job to another printer and cross feed to your existing line. If all else fails, try buying a new stencil. You could get new by Monday.
Electronics Forum | Mon Jan 08 03:47:47 EST 2007 | tk380514
as someone had said before, check you stencil and have it redesigned. I design our stencils for my factory and have inproved quality in BGA , QFP and 0603 case sizes. we did have 1 prototype series that used 0403 chips btu we had brand new feeders an
Electronics Forum | Fri Jan 19 14:32:35 EST 2007 | Mike Hunt
What pitch IC? Perhaps a nickel stencil will work. Are your board FR4? Warping the board could play a major factor in solder shorting.
Electronics Forum | Tue Jan 23 12:56:36 EST 2007 | CK
Here's a good thread: http://www.smtnet.com//forums/index.cfm?fuseaction=view_thread&CFApp=1&Thread_ID=3026Message12325
Electronics Forum | Tue Jan 23 13:15:44 EST 2007 | stepheniii
Shouldn't the top of the board be at the exact same height as the top of the side clamps? Why are the clamps holding the stencil up off the board?
Electronics Forum | Mon Feb 05 17:39:53 EST 2007 | flipit
Remember, deionized water is very corosive. If the water is too deionized, 10 mega ohm, it will leach the ions from exposed metals. I had a stencil cleaner where the welds completely dissolved. The stainless steel tank was fine but the welds were
Electronics Forum | Wed Feb 14 11:00:55 EST 2007 | CK the Flip
Rob, just curious how did you overcome this through stencil design? Did you play around with foil thickness and aperture geometry?
Electronics Forum | Thu Feb 15 12:45:44 EST 2007 | chrisgriffin
If you think you are having lighting issues, you should do a histogram test. It's under the test user. There is a pot on a power supply that will adjust the brightness. The power supply is right next to the Y axis motor. There should be a brown p
Electronics Forum | Thu Feb 15 16:46:07 EST 2007 | flipit
CK, That is the exact machine I had. I bought a Dek 265LT in 1997 or late 96. Was one of the first Dek 265LTs made. Never had to use epoxy blackened fiducials and it worked great with 1/2 etched or laser cut fiducials. Chris
Electronics Forum | Thu Feb 15 17:25:28 EST 2007 | nitro
I never worked with anything other than the green camera system. The machines are awesome considering how old they are. Changing the table break is not something I would care to do every day, they are a pain to do.