unless they are running a true single sided process (read VOLUME) they
will probably etch off the top layer
Dennis Saputelli


Thomas wrote:
> 
> The pads are through hole single side only (not SMT).
> 
> This particular board I'm working on is single sided however it started out
> as double sided. As things progressed I realised it would all route on a
> single layer.
> 
> I can't change the layer stack manager to a single sided board (it seems to
> think the top layer is being used - but it's not).
> 
> So I changed all the multilayer pads to bottom layer, hence they had to have
> their plated attribute turned off.
> 
> > -----Original Message-----
> > From: John Haddy [mailto:[EMAIL PROTECTED]]
> > Sent: Friday, 20 September 2002 11:03
> > To: Protel EDA Forum
> > Subject: Re: [PEDA] Unplated pads
> >
> >
> > Are you referring to genuine single sided pads (e.g. surface
> > mount pads),
> > or pads with holes that only exist on one side of the board?
> >
> > If the former, then I can't imagine why the board shop would make the
> > request it did, since the pad master would be generated
> > correctly for the
> > layer required. If the latter, this technology would only be used for
> > non-plated-through-hole boards, so the existence of imaging
> > features on
> > the pad master plot would be irrelevant.
> >
> > Personally, I'd go back to the board shop and ask them
> > specifically why
> > they've made the request. I HATE having to do workarounds
> > that have the
> > potential to support future screw-ups, which is what would happen once
> > you get into the habit of ignoring all warnings (or turning
> > them off if
> > that's possible).
> >
> > John Haddy
> >
> >
> > > -----Original Message-----
> > > From: Thomas [mailto:[EMAIL PROTECTED]]
> > > Sent: Friday, 20 September 2002 10:34 AM
> > > To: Protel Data Forum (E-mail)
> > > Subject: [PEDA] Unplated pads
> > >
> > >
> > > Our board house has asked us to de-check the "Plated" box
> > for single sided
> > > pads.
> > > Ok, 1 global edit later and it's done, only one problem the DRC
> > > now comes up
> > > with:
> > >
> > > Processing Rule : Broken-Net Constraint ( (On the board ) )
> > >    Violation         Net A
> > >      Warning - net contains unplated pads
> > >    Violation         Net N/E
> > >      Warning - net contains unplated pads
> > >    Violation         Net A1
> > >      Warning - net contains unplated pads
> > > etc...
> > >
> > > I realise these are warnings rather than full blown violations
> > > but is there
> > > any way
> > > to turn this warning reporting off in the DRC report?
> > >
> > > Thanks,
> > >
> > > Tom.
> > >
> >

-- 
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