On Fri, 2008-07-18 at 16:14 -0700, Steve Meier wrote: > Reversed polarized cap? Those ones are easy to find upon power up :) > > I don't think it is sufficient to rely upon the silk screen to provide > assembly instructions. > > For cases like this you really need to provide written assembly > instructions and make following them part of the purchase terms. > > But my experience is that especially on larger orders a certain number > of the parts will be dropped and thus not loaded by the p&p tool. These > then get hand loaded and can be put in rotated 180 degrees very easily. > > Another example of the fifty fifty rule. Given two choices I will pick > the wrong one 80 percent of the time. Given one choice the odds of being > correct only improve to about 70 percent. > > It got to the point that we require each board come with a tag telling > us which parts were hand loaded so that we could visually inspect the > board before power up. > > Steve Meier
I never thought of that.. I guess I should send them a note about the LEDs.. (I just marked "+" and "-" next to them). -- Peter Clifton Electrical Engineering Division, Engineering Department, University of Cambridge, 9, JJ Thomson Avenue, Cambridge CB3 0FA Tel: +44 (0)7729 980173 - (No signal in the lab!) _______________________________________________ geda-user mailing list [email protected] http://www.seul.org/cgi-bin/mailman/listinfo/geda-user
