[Yaesu] FT-757GX with issues

[Rob Gallagher]

Andreas,

I did not see any additional text.  Did I miss it?  Also can you tell me
what diodes are used for switching on the RF board?

Tnx,

Rob


----- Original Message ----- 
From: "IK2WQI" <smtp01 at gmx.net>
To: <yaesu at mailman.qth.net>
Sent: Wednesday, May 19, 2004 10:21 AM
Subject: Re: [Yaesu] FT-757GX with issues


>
> Rob,
> what's the Ser# of the TRX?
> Knowing this I can select the right service manual and, eventually, scan
it to
> a pdf file for you.
> What did you use as load while measuring the output power?
> What modulation mode did you select for the measures?
> On what freq did you test the FM reception?
> Maybe I can help you but I don't know if this will be of interest for the
> list. So please, direct e-mail contact for the following steps will be
preferred.
>
> vy 73s de IK2WQI - Andreas Troschka - JN45OL
>
>
>
> Rob Gallagher wrote:
> > I have acquired a FT-757GX and it has a couple of problems.  First off,
I do
> > not have the service manual so if anyone has a copy please let me know.
> >
> > The output is not consistance from band to band.  Ranges from about 40W
on
> > 160m to 100+W on 15m and 17m.  10m is also low.
> > So it appears the PA is working.  There does not appear to be a band to
band
> > adjustment so this is where the service manual is needed.
> >
> > The other issue is that there is no audio out on FM mode.  The reciever
is
> > in fact working as shown by the s-meter but no audio.  Audio is good on
all
> > other modes.
> >
> > Any insight to where to look is greatly appreciated.
> >
> > TIA,
> >
> > Rob - W3RG
> >
> > _______________________________________________
> > Yaesu mailing list
> > Yaesu at mailman.qth.net
> > http://mailman.qth.net/mailman/listinfo/yaesu
> >
> >
>
> _______________________________________________
> Yaesu mailing list
> Yaesu at mailman.qth.net
> http://mailman.qth.net/mailman/listinfo/yaesu
>