[TechAssist] Re: Marantz SR1000 Reciever With STK463
- From: "techforce" <techforce@xxxxxxxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Sun, 3 Feb 2002 18:00:04 -0500
Thanks Dave. Yes I played with the Tape Monitor Button, and it works fine.
Didnt See a 5V reg in there, but will take another look.
Steve
----- Original Message -----
From: "Dave Kraus" <audioserviceclinic@xxxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Sunday, February 03, 2002 4:15 AM
Subject: [TechAssist] Re: Marantz SR1000 Reciever With STK463
>
> That one is not that old. I know it's stupid, but you did check to make
> sure the tape monitor button is not pushed in didn't you?
>
> I also remember a 5 volt regulator ic in there. Check it. That could
cause
> your multiplex problem as well. It doesn't sound like an output ic problem
> from what you're describing.
>
> Hope that helps.
>
> Dave
>
> ----- Original Message -----
> From: "techforce" <techforce@xxxxxxxxxxxx>
> To: <techassist@xxxxxxxxxxxxx>
> Sent: Sunday, February 03, 2002 10:38
> Subject: [TechAssist] Marantz SR1000 Reciever With STK463
>
>
> >
> > Got this older Marantz here which powers up, and Tunes and amplifies,
but
> > Audio Output is Very low. The Volume knob when at maximum only gives out
> an
> > average amplitude, and it should be much louder.
> >
> > I already had to replace a large bad diode in the PS (not the bridge)
and
> > the (2) 6800mfd filter caps for the dual supply on the STK check ok on
cap
> > checker.
> >
> > Strange thing is when you remove AC power, the audio Amplitude jumps way
> up
> > to what it supposed to be, then gradually fades out as the caps
discharge.
> > Not sure if a Bad diode in the Main Bridge could cause this, or does
this
> > sound like a problem with the STK? Both voltages on the STK are close to
> > equal - 2 volt difference, both the reference pins are same. Also notice
> the
> > FM stereo light has no voltage on it when a local FM Stereo Station is
> tuned
> > in...maybe this is related somehow? I have the sams for it here
somewhere,
> > but it got lost.
> >
> > Steve
> > Technotronic Dimensions, NY (USA)
> > www.100megspop2.com/techforce
> > 1-877-817-9885
> > 1-877-817-9885 (FAX)
> >
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