Bob, Thanks for the offer, but I already have the dummies document. I was hoping to fix the Protel output. Your suggestion on "no_conn" net is probably the way to go.
> -----Original Message----- > From: Bob Jones [mailto:[EMAIL PROTECTED]] > Sent: Friday, February 15, 2002 17:21 > To: Protel EDA Forum > Subject: Re: [PEDA] IPC-D-356 problem > > > I also had the same problem. The quick fix for me was to > attach a new net > ( I called it "no_conn") to all the un-connected pins and re > -generated the > IPC file. I told the board house to ignore pins connected to > this net. This > seemed to work. > I have a "IPC-D-356 for dummies" word document that I can > forward to you if > you like, maybe that will help. > > > ----- Original Message ----- > From: "Darryl Newberry" <[EMAIL PROTECTED]> > To: "'Protel EDA Forum'" <[EMAIL PROTECTED]> > Sent: Friday, February 15, 2002 2:40 PM > Subject: [PEDA] IPC-D-356 problem > > > > I included an IPC test point (net list) output in my latest > board. The > board > > house compared the Gerber-generated net list to the IPC net > list and came > up > > with discrepancies. But the board house was too stupid to find the > problem. > > > > Protel puts unconnected pads in the .IPC file and leaves > the net name > field > > blank for all unconnected pads. The board house front end > system created a > > spurious net based on this, and assigned all the > unconnected pads to it. > The > > order (quick turn) was placed on hold. So I guess I lost a day. > > > > I scrubbed the web a little, and according to what I found, > Columns 4-17 > are > > supposed to contain unique net ID's in alphanumeric form. > "N/C" may be > used > > in columns 4-6 for single point networks, in place of a > unique net ID. If > > columns 4-17 are blank when column 2 is a 1 or a 2, it should be > considered > > a fatal error. > > > > So my conclusion would be that neither Protel output or the > board house > > system is strictly compliant on this point. I don't have a copy of > > IPC-D-356, so can anybody confirm? > > > > Darryl Newberry > > Freedom Scientific > > 11800 31st Court N > > St Petersburg FL 33716 > > (727) 803-8000 tel > > (727) 803-8001 fax > > http://www.freedomscientific.com > > > > * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * To post a message: mailto:[EMAIL PROTECTED] * * To leave this list visit: * http://www.techservinc.com/protelusers/leave.html * * Contact the list manager: * mailto:[EMAIL PROTECTED] * * Forum Guidelines Rules: * http://www.techservinc.com/protelusers/forumrules.html * * Browse or Search previous postings: * http://email@example.com * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *