Replace C1 on the carrier unit and repair the damaged/shorted traces under it. Clif Holland, KA5IPF www.avvid.com ----- Original Message ----- From: <DLe9480907 at aol.com> To: <kenwood at mailman.qth.net> Sent: Sunday, July 25, 2004 12:38 PM Subject: [Kenwood] TS 850 Help > Hello All i have a Ts850 that has keying troubles. it is on the TRX board Z4 > X59-3680-01 it has blown Q152 twice and i haven seen how it has done this. any > help? thanks Darryl WA5TOO > _______________________________________________ > Kenwood mailing list > Kenwood at mailman.qth.net > http://mailman.qth.net/mailman/listinfo/kenwood > Help: http://mailman.qth.net/subscribers.htm >