Encouraged by Gary Surrency's feedback that I can just replace it with a normal capacitor, I just went ahead and did it.. In any case, I understood from Gary that RS232 wouldn't work if I messed up, and RS232 worked totally fine, controlling the radio from Ham Radio Deluxe. So all good here now.
Thanks Gary and Bill for your help, Adi 2E0TTX On 05/05/2011 15:56, Bill W4ZV wrote: > aandrei wrote: >> Hi, >> >> I knocked out C9, a big capacitor (compared to the other SMDs) while >> reistalling the subRX. >> It got hooked by the coax from the Aux antenna. >> >> My question is, what does C9 do, and what would happen without it ? >> >> Also any suggestions ? I never did SMD soldering, and also this one seems >> tricky. It still hangs in its [upper] side connection, but it seems as the >> second connection is underneath it ? >> > C9 appears to stabilize the +12V coming from a switch so it is important. I > once unknowingly knocked a very small SMD cap completely off a board and > discovered it lying inside the K3. It took forever to find where it went > but I finally did and reseated it! > > Yours should be fairly easy to reseat assuming the pad is not torn from the > board. Since you're not familiar with SMD soldering, you may want to find > someone locally to reseat it for you. I'd first remove KIO3 Main, identify > both pads where it belongs, apply heat to the connected side so that the > chip falls on the correct position (assuming it's not torn off) and then > solder the other side. If the pad is torn, it still might be possible to > use some fine wire to make connection to an adjacent connection. > > 73& GL! > > Bill W4ZV > > > -- > View this message in context: > http://elecraft.365791.n2.nabble.com/K2-K3-Operating-Tip-Using-SCAN-to-keep-an-eye-on-your-favorite-too-quiet-band-tp6331212p6334524.html > Sent from the Elecraft mailing list archive at Nabble.com. > ______________________________________________________________ > 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
