[TechAssist] Re: RCA CTC 140 GPR2631 PART ID R4702

  • From: "Teltek3" <teltek3@xxxxxxxxxxxx>
  • To: <techassist@xxxxxxxxxxxxx>
  • Date: Thu, 31 Jul 2003 07:53:14 -0400

Try Cold Spray on the IC, or push down on it and flex that part of the
board.

-Ed-
Ed Gaidies
Tel-Tek Electronics
Ontario-Canada
teltek3@xxxxxxxxxxxx
----- Original Message ----- 
From: "Teltek3" <teltek3@xxxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Thursday, July 31, 2003 7:45 AM
Subject: [TechAssist] Re: RCA CTC 140 GPR2631 PART ID R4702


> Jeff;
> Remember that set uses the 3 stage IF IC. Had lots of problems with that
> back then. Bad solder, conductive epoxy around IC. U2300.
>
> -Ed-
> Ed Gaidies
> Tel-Tek Electronics
> Ontario-Canada
> teltek3@xxxxxxxxxxxx
> ----- Original Message ----- 
> From: "Intrepid Video Support" <support@xxxxxxxxxxxxxxxxxx>
> To: <techassist@xxxxxxxxxxxxx>
> Sent: Wednesday, July 30, 2003 10:47 PM
> Subject: [TechAssist] Re: RCA CTC 140 GPR2631 PART ID R4702
>
>
> > Thanks Jim...that is what through me off, the color code...it appears
this
> resistor is OK...which kind of
> > stinks...now tomorrow, I have to figure why there is no video/audio, but
> sound is OK..I had hoped the
> > resistor was my problem...
> >
> > Jeff Dougherty
> > Intrepid Video TV/VCR
> > 263 S Front St
> > Steelton PA 17113
> > fax...717-564-4952
> > www.intrepid-video.com www.tech-repair.net
> >
> > ----- Original Message ----- 
> > From: "Jim Myers" <jr.myers@xxxxxxxxxxx>
> > To: <techassist@xxxxxxxxxxxxx>
> > Sent: Wednesday, July 30, 2003 5:44 PM
> > Subject: [TechAssist] Re: RCA CTC 140 GPR2631 PART ID R4702
> >
> >
> > Jeff, the parts list shows R4702 as 8.87K 1% or 8.25K 1% depending on
> > chassis version, R4701 is 4.7K 5% 1W. The color code you gave translates
> to
> > 22.7 ohm 5%, 8.87K 1% would be grey, grey, violet, brown, brown.
> > **************************************************
> > Jim Myers
> > Since 1972
> > Telrad Electronic Services Co.
> > Fort Wayne, IN 46815
> > *************************************************
> > ----- Original Message ----- 
> > From: "Intrepid Video Support" <support@xxxxxxxxxxxxxxxxxx>
> > To: "Techassist" <techassist@xxxxxxxxxxxxx>
> > Sent: Wednesday, July 30, 2003 4:17 PM
> > Subject: [TechAssist] RCA CTC 140 GPR2631 PART ID R4702
> >
> >
> >
> >
> > This is the same unit that was dead...all LED's lit. I found an open
> trace,
> > now no video/audio...OSD is
> > OK.
> > R4702 is measuring very high..
> > Color bands are Red..red..violet..gold..gold.
> > Schematic shows ?450 at 1/4w...what is the first digit....even so, this
> > value would not match the color
> > code.
> > It measures 8.8k. I know I'm looking at this right, because R4701
matches
> > the schematic..
> >
> > Thank you.
> >
> > Jeff Dougherty
> > Intrepid Video TV/VCR
> > 263 S Front St
> > Steelton PA 17113
> > fax...717-564-4952
> > www.intrepid-video.com www.tech-repair.net
> >
> >
>
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