Check the RF chokes L4 and L5 on the KIO3 Audio IO board. 73,
... Joe, W4TV > -----Original Message----- > From: [email protected] > [mailto:[email protected]] On Behalf Of James Sarte > Sent: Wednesday, August 05, 2009 7:06 PM > To: Elecraft > Subject: [Elecraft] K3: Line-In dead (or heavily attenuated) > > > I've sent an email over to Aptos hoping that they may know > what's going on with my K3. A few days ago, I noticed that > sometimes the amount of line-in gain required for a digital > signal from DM780 varied quite a bit. Some days, all it took > was a level of 14 and I'd have about 6 bars of ALC. On > others, gain had to be set to nearly 25. Well, today it > seems that my line-in died all together or at the very least > has become heavily attenuated. I now have to crank the line > gain all the way up to 60 to get about 3 bars ALC!! > > I have checked, and no audio settings have been changed on my > PC. I even plugged in a set of speakers to the line out jack > on the PC and everything is fine. What is weird is that > sometimes, fiddling around with the mic/line input settings > in the Main menu fixes things for a while, but then it's back > to almost zero input after a while. > > Any suggestions? Lyle seems to think it could be a bad > solder. I'm going to let the rig cool off and see if the > problem occurs while cold. I've also reloaded the current > firmware twice, plus went back to 3.19 just to make sure it > wasn't a FW issue. > > -- > 73 de James K2QI > ______________________________________________________________ > 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 ______________________________________________________________ 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
