In SX Microcontrollers, SX/B Compiler and SX-Key Tool, PJ Allen wrote: Well, if you have continuity from the sockets [emphasis - with ohmmeter probe in the socket] to the IC pins [b]and[/b] you have a good ground (Vss) to the center socket, [b]X2[/b], then that's a [i]head-scratcher[/i] for sure. Something else I'd try is soldering some straight wire on one of those resonators or work out a little adapter board so that I could plug one into [b]X1[/b] or [b]Cx[/b] (just for grits and grins.) Any other suggestions would likely void your warranty, so I won't mention them. I guess you could print out this thread and send it along with the protoboard for an In Warranty exhange (RMA.) ---------- End of Message ---------- You can view the post on-line at: http://forums.parallax.com/forums/default.aspx?f=7&p=1&m=305982#m306238 Need assistance? Send an email to the Forum Administrator at forumadmin@parallax.com The Parallax Forums are powered by dotNetBB Forums, copyright 2002-2008 (http://www.dotNetBB.com)