¿ªÔÆÌåÓýReplacement switch P/N: ALPS SKQJLBA010
? * * * * * * * * * * * * 73 - Mac, K2GKK/5 * * (Since 30 Nov 53) * * k2gkk hotmail com * * Oklahoma City, OK * * USAF & FAA (Ret.) * * * * * * * * * * * * ? ?
> To: ic7000@... > From: wabate@... > Date: Sat, 28 Dec 2013 19:59:20 -0500 > Subject: [IC-7000] PTT switch failure (final) > > My apologies to the group for the draft that got sent by mistake earlier! > > Here is the final version. > > > Well after 7 years the PTT switch finally went in my 7000. I was on 40, > mobile last week, checking into ECARS. Net control turned it back to me > and the rig would not go into xmit. Thought I blew the finals again. > Not too much I could do at 70 MPH. I was surprised there is no xmit > switch on the front panel. Never looked for one before. After a while > the brain engaged and I used the canned CQ I had in memory. Yes, I had > full output. Eventually I went to VOX and had some QSO's. > > Could not do anything with the mike since I was visiting family for > Christmas and 500 miles away from the home QTH. Well today I finally > got to the mike. Thought the RJ45 cable was the culprit but I had > continuity. Took the mike apart. Everything is on a PC board. Not too > much to go wrong there. The PTT switch is a tiny critter. Hard to > probe but I eventually convinced myself it was not working. Thought I > would pull the switch. Reached for the solder wick. What a waste of > time. The pins are such a tight fit in the board holes, it was > impossible for me to clear all the solder. It looks like the only way > to remove the switch was to destroy it and unsolder the pins one at a > time. That did not appeal to me. I was embarrassed to figure it had to > go back to ICOM for a switch replacement! Either that or buy a used mike. > > Out of desperation I put a few drops of deoxit around the switch button > and it is now working. Not very sophisticated but it got the job done. > Hope someone can benefit from my experience. > > 73, > > Bill, K3PGB > |
