[TechAssist] Re: RCA CTC175A chassis, F20601SE, bad connection in tuner?

  • From: <tvservice@xxxxxxxxxxxxx>
  • To: <techassist@xxxxxxxxxxxxx>
  • Date: Mon, 8 Mar 2004 08:22:22 -0600

the corner of tuner nearest to the T-chip (jungle chip)
just look at SAW filter and trace backwards
Robert
tvservice@xxxxxxxxxxxxx
H & H Electronics Inc
Dallas, TX
----- Original Message ----- 
From: "Kevin" <kevintv@xxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Friday, March 05, 2004 4:53 PM
Subject: [TechAssist] Re: RCA CTC175A chassis, F20601SE, bad connection in
tuner?


> Where does the IF exit the tuner?  Thanks.
>
> Kevin Wilks
> Kevin's TV & Video Repair
> Penticton BC Canada
> kevintv@xxxxxxx
>
>
> -----Original Message-----
> From: techassist-bounce@xxxxxxxxxxxxx
> [mailto:techassist-bounce@xxxxxxxxxxxxx] On Behalf Of
> tvservice@xxxxxxxxxxxxx
> Sent: Friday, March 05, 2004 2:13 PM
> To: techassist@xxxxxxxxxxxxx
> Subject: [TechAssist] Re: RCA CTC175A chassis, F20601SE, bad connection
> in tuner?
>
> Solder a jumper wire from where the IF signal exits the tuner to the SAW
> filter, then try flexing the board.
> I had 2 of these with tiny cracks could not see the crack
> Robert
> tvservice@xxxxxxxxxxxxx
> H & H Electronics Inc
> Dallas, TX
>
> ----- Original Message ----- 
> From: "Kevin" <kevintv@xxxxxxx>
> To: "TECH-ASSIST" <techassist@xxxxxxxxxxxxx>
> Sent: Friday, March 05, 2004 1:36 PM
> Subject: [TechAssist] RCA CTC175A chassis, F20601SE, bad connection in
> tuner?
>
>
> > This set is driving me crazy.  When I flex the board, or push on
> certain
> > areas around the tuner and T-chip, the picture goes from perfect to
> very
> > grainy.  The bad connection appears to "move" as pushing on the same
> > spot does not always fix or create the problem.  I tried flexing the
> > board in the dark and looking for a flash of light to indicate where
> the
> > bad connection is.  I also went over the board with a brush with no
> > success.  Except for soldering the whole board including surface mount
> > components, what else can I do?  TIA
> >
> > Kevin Wilks
> > Kevin's TV & Video Repair
> > Penticton BC Canada
> > kevintv@xxxxxxx
> >
> >
> >
> >
> >
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