The resistance between Control Board U6 pin 40 and RF Board U1 pin 28 should be the sum of CB R6 and RF R64. Both should be 100 ohms (check both). If the resistance between those two pins is less than the sum of those resistors, you have a solder bridge somewhere.
73, Don W3FPR On 10/26/2012 2:20 AM, AC8HU wrote: > Now, for the bad. The resistance between pin 28, U1 and pin 40, U6 is > unchanged...still too low. And another odd thing that I thought was just a > result of my problems with the Info 080 message...the VFO knob is having no > effect, whether it's changing the frequency or trying to scroll through > menus. Previously it worked fine. I'm missing the nut to secure the shaft > for the VFO controller to the front panel, but by fitting the VFO knob to > the shaft snugly to the front panel, it worked fine before (I planned to > email and get a replacement sent at some point but didn't want that one > thing holding up my build). I probably have more soldering to check there, > but should I be worried about the low resistance value I'm seeing? > ______________________________________________________________ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:[email protected] This list hosted by: http://www.qsl.net Please help support this email list: http://www.qsl.net/donate.html
