[Kenwood] ts940s - PCB burning

Jim Hinkle [email protected]
Wed, 5 Mar 2003 19:01:18 -0500


Ditto!!!!!

Jim W4KWD


Subject: Re: [Kenwood] ts940s - PCB burning


> Clif,
> 
> You are a real jewel to share your wisdom and experience with us all, as
> you have done here and hundreds of other times on the Kenwood Net!!
> 
> It is greatly appreciated!!!
> 
> Tom, K6ZT
> 
> 
> On Tue, 4 Mar 2003 20:06:53 -0600 "Clif" <[email protected]> writes:
> > That is the way they run, very hot. Reflow the solder on them with 
> > good
> > solder and don't worry about it.
> > 
> > Clif Holland,  KA5IPF
> > AVVid
> > Authorized Kenwood and Icom Service
> > www.avvid.com
> > 1-800-214-5779
> > 972-554-6801
> > ----- Original Message -----
> > From: "PY2NFE" <[email protected]>
> > To: "Kenwood" <[email protected]>
> > Sent: Tuesday, March 04, 2003 7:52 PM
> > Subject: [Kenwood] ts940s - PCB burning
> > 
> > 
> > Hi Gang:
> > I need a help
> > A TS940S is with a part from the printed plate of circuit - RF unit 
> > -
> > blackened, but barely in the region of the transistors Q6, Q7 and Q8
> > (armored rectangular area).  Already verify everybody the tensions 
> > and RF
> > levels and is everything OK, but the transistors are heating more 
> > than the
> > normal one, causing problems in the solder. Soon after it link the 
> > radio the
> > transistors (and all the region in return) already are with 
> > temperature
> > above of the normal one Someone has some idea?
> > 
> > 73
> > 
> > Ronaldo Brisolla -  PY2NFE
> > [email protected]
> > 
> > 
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