Tnx. I will order a new one!
Brian F. Wruble, C.F.A. >From my iPad > On Jun 20, 2014, at 1:48 PM, Don Wilhelm <[email protected]> wrote: > > Brian, > > The best way to attack a KRC2 that has been subjected to a strong lightning > surge is to replace all the ICs (and possibly other active devices). If you > have a good desoldering tool it is not a difficult task to remove the ICs. > Lacking that, assume the ICs are bad and clip the leads from the IC bodies > and remove the pins one at a time. > > Wholesale replacement takes less time than trying to troubleshoot what could > be multiple failure, and is not really that expensive. > > 73, > Don W3FPR > >> On 6/20/2014 1:19 PM, Brian F. Wruble wrote: >> Hi all: >> >> I have had my K-Line (K3, KPA500, KAT500, P3) all working brilliantly, both >> local and remote using my new K3/0 Mini. >> >> While I was away, a severe electrical storm passed through the QTH in >> Maryland. I returned, moved cables around to get local operations geared >> up. The KRC-2 band decoder seems to have failed. >> >> I have 5 volts after the voltage regulator, U3, but I cannot get 12V at any >> of the "high side" driver outputs on J6, J7, J8 and J9. >> >> The unit communicates with the configuration program, and I have firmware >> version 1.6. I have re-loaded the firmware. >> >> What should I try next? >> >> Tnx es 73 de Brian W3BW >> >> *Brian F. Wruble, C.F.A. >> ______________________________________________________________ >> 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 >> Message delivered to [email protected] >> > ______________________________________________________________ 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 Message delivered to [email protected]
