[TV] Re: * RCA 35" No Horiz Scan

To: <tv@xxxxxxxxxxxxxxx>
Subject: [TV] Re: * RCA 35" No Horiz Scan
From: <tom_rf@xxxxxxxxxxxxx>
Date: Fri, 1 Apr 2005 20:46:21 -0600
References: <BAY106-F3455C6FA0452CD6160BB7DB2380@phx.gbl>
Reply-to: tv@xxxxxxxxxxxxxxx
Sender: tv-bounce@xxxxxxxxxxxxxxx
Thank you John,

                    I appreciate the help!




tom_rf@xxxxxxxxxxxxx

----- Original Message ----- 
From: "John Conti" <contitv@xxxxxxxxxxx>
To: <tv@xxxxxxxxxxxxxxx>
Sent: Thursday, March 31, 2005 9:10 PM
Subject: [TV] Re: * RCA 35" No Horiz Scan


> Tom, I don;t have a manual on the ctc179. I had a smimular problem on a
ctc
> 177 and the parts involved were as folowing.
> cr4403 p/n 164589
> c4407 214754 must replace or cr 4403 will have short life
> Q4851 p/n 200168 this was shorted
> cr4402 p/n 242907
> c4402 p/n 206007
> know this is for a ctc177
> good luck
> john
>
> >From: <tom_rf@xxxxxxxxxxxxx>
> >Reply-To: tv@xxxxxxxxxxxxxxx
> >To: <tv@xxxxxxxxxxxxxxx>
> >Subject: [TV] Re: * RCA 35" No Horiz Scan
> >Date: Thu, 31 Mar 2005 18:40:08 -0600
> >
> >Nope, still have little or no centering pot(s)response, screen is wide,
and
> >pincush effect on sides
> >
> >
> >
> >
> >
> >
> >
> >
> >tom_rf@xxxxxxxxxxxxx
> >
> >----- Original Message -----
> >From: <tom_rf@xxxxxxxxxxxxx>
> >To: <tv@xxxxxxxxxxxxxxx>
> >Sent: Thursday, March 31, 2005 6:00 PM
> >Subject: Re: [TV] Re: * RCA 35" No Horiz Scan
> >
> >
> > >
> > > Thanks,
> > >        I am just about to solder it in.
> > > tom_rf@xxxxxxxxxxxxx
> > >
> > > ----- Original Message -----
> > > From: "John Conti" <contitv@xxxxxxxxxxx>
> > > To: <tv@xxxxxxxxxxxxxxx>
> > > Sent: Thursday, March 31, 2005 8:05 AM
> > > Subject: [TV] Re: * RCA 35" No Horiz Scan
> > >
> > >
> > > > Tom, you have to have cr4408 in the circuit it is part of the pin
> >cushion
> > > > circuit!
> > > > john
> > > >
> > > > >From: <tom_rf@xxxxxxxxxxxxx>
> > > > >Reply-To: tv@xxxxxxxxxxxxxxx
> > > > >To: <tv@xxxxxxxxxxxxxxx>
> > > > >Subject: [TV] Re: * RCA 35" No Horiz Scan
> > > > >Date: Wed, 30 Mar 2005 21:05:17 -0600
> > > > >
> > > > >
> > > > >Hey guys,
> > > > >        I am finally replacing the parts ordered, the two caps
> >replaced
> > > > >have
> > > > >restored the picture and is starting to look like a TV again;
> >However,
> >I
> > > > >still have symptoms:
> > > > >                 1.) Slight overscan, & there is no WIDTH
adjustment
> > > > >functionality in service mode "76".
> > > > >                 2.) I have slight "pincushion" warping upper
/lower
> > > sides.
> > > > >                 3.) Rear centering pot having no effect on
picture.
> > > > >
> > > > >  upon looking, I found that I have left out cr4408 which is
missing.
> >I
> > > > >will
> > > > >p/u that diode tomorrow.
> > > > >*QUESTION: Will mssing CR4408 cause all these symptoms?
> > > > >
> > > > >Thanks for your response,
> > > > >
> > > > >tom_rf@xxxxxxxxxxxxx
> > > > >
> > > > >----- Original Message -----
> > > > >From: "John Conti" <contitv@xxxxxxxxxxx>
> > > > >To: <tv@xxxxxxxxxxxxxxx>
> > > > >Sent: Friday, February 25, 2005 9:54 AM
> > > > >Subject: [TV] Re: * RCA 35" No Horiz Scan
> > > > >
> > > > >
> > > > > > Tom, c 4407 is a vertical yoke return cap if open this will give
> >you
> >a
> > > > >thin
> > > > > > vertical line the part number is 227315. the part # for c4406 is
> > > 196050.
> > > > >and
> > > > > > for the diode cr4408 use part # 140971.
> > > > > > is the set fixed are is it still not. i dont know if your
looking
> >for
> > > > >part#s
> > > > > > john
> > > > > >
> > > > > >
> > > > > >
> > > > > >                                                  >From:
> > > > > > <tom_rf@xxxxxxxxxxxxx>
> > > > > > >Reply-To: tv@xxxxxxxxxxxxxxx
> > > > > > >To: <tv@xxxxxxxxxxxxxxx>
> > > > > > >Subject: [TV] Re: * RCA 35" No Horiz Scan
> > > > > > >Date: Thu, 24 Feb 2005 20:16:30 -0600
> > > > > > >
> > > > > > >I appreciate your reply,
> > > > > > >
> > > > > > >        *TV Symptoms are no horiz. (Bright Vertical line in the
> > > center
> > > > >of
> > > > > > >the
> > > > > > >screen)
> > > > > > >        To elaborate more on the prob componets so far:
> > > > > > >                      * C4407 is labled "S-Cap" and is a .67mic
> >250v
> > > > >cap.
> > > > > > >(swollen)
> > > > > > >                      * C4406 is a . *2  mic  80v electrolyt
> > > > >(blown-like
> > > > >a
> > > > > > >firecracker)
> > > > > > >             *They both have runs leading to the back of the
> >board
> > > > >leading
> > > > > > >to
> > > > > > >the horiz ctrg/ h lin. pots/ and C4407 is
> > > > > > >       trace leads to horiz yoke wire. (There are also other
> >parts
> > > > >labled
> > > > > > >"S-Cap" in functionality in this circ. area.)
> > > > > > >
> > > > > > >                     There is a connecting CR4408 to the
smaller
> > > > >voltage
> > > > > > >cap
> > > > > > >which may be suspect,
> > > > > > >                     (it's label is 51 84408...2.0A Fast
Recovery
> > > > > > >Rect.)checking good? (w/ 10Mohm diode chk).
> > > > > > >
> > > > > > >
> > > > > > >
> > > > > > >tom_rf@xxxxxxxxxxxxx
> > > > > > >
> > > > > > >----- Original Message -----
> > > > > > >From: "dek" <dek@xxxxxxxxxxxxxxx>
> > > > > > >To: <tv@xxxxxxxxxxxxxxx>
> > > > > > >Sent: Thursday, February 24, 2005 5:18 AM
> > > > > > >Subject: [TV] Re: * RCA 35" No Horiz Scan
> > > > > > >
> > > > > > >
> > > > > > > > Look for a diode in there that is the equivalent of the 4118
> >in
> > > the
> > > > >169,
> > > > > > > > but I forget what the actual number is. Replace it, don't
> >check
> > > > >cause
> > > > >it
> > > > > > > > will check good.
> > > > > > > > Doug
> > > > > > > >
> > > > > > > > At 07:11 PM 2/23/05, you wrote:
> > > > > > > > >I am working on a 35" RCA CTC179dL having no horiz scan,
> > > > > > >C407-electrolytic
> > > > > > > > >is blown apart, and C406 blue square cap is swollen, butnot
> > > > >checking
> > > > > > >shorted).
> > > > > > > > >If anyone has an excerpt from this schematic, or have had
> >this
> > > same
> > > > > > > > >particular componet problem it would be apprec.
> > > > > > > > >
> > > > > > > > >                                                  Thanks,
> > > > > > > > >
> > > > > > > > >tom_rf@xxxxxxxxxxxxx
> > > > > > > > >
> > > > > > > >
> > > > > > >
> > > > >
> > >
> >
>---------------------------------------------------------------------------
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> > > > > > > > >Sent VIA Tech Assist's email server- tv@xxxxxxxxxxxxxxx
> > > > > > > > >TV email Archives at:
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> > > > > > > >
> > > > > > >
> > > > >
> > >
> >
>---------------------------------------------------------------------------
> > > > > > >----
> > > > > > > > >
> > > > > > > >
> > > > > > > >
> > > > > >
> > > > >
> > >
> >
>--------------------------------------------------------------------------
> > > > > > >-----
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> > > > > > > >
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> > >
> >
>--------------------------------------------------------------------------
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> > > > > > >
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> > > > >
> > >
> >
>---------------------------------------------------------------------------
> > > > >----
> > > > > > >To remove yourself DO NOT Email TV@xxxxxxxxxxxxxxx you MUST
email
> > > > > > >TV-REQUEST@xxxxxxxxxxxxxxx with REMOVE as the subject.
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> > > > > >
> > > > >
> > >
> >
>---------------------------------------------------------------------------
> > > > >----
> > > > > > >
> > > > > >
> > > > > >
_________________________________________________________________
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> > > >
> > >
> >
>--------------------------------------------------------------------------
> > > > >-----
> > > > > >
> > > > >
> > > >
> > >
> >
>---------------------------------------------------------------------------
> > > ----
> > > > >To remove yourself DO NOT Email TV@xxxxxxxxxxxxxxx you MUST email
> > > > >TV-REQUEST@xxxxxxxxxxxxxxx with REMOVE as the subject.
> > > > >Sent VIA Tech Assist's email server- tv@xxxxxxxxxxxxxxx
> > > > >TV email Archives at: http://www.circuitwork.com/archive/TV/
> > > >
> > >
> >
>---------------------------------------------------------------------------
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> > > > >
> > > >
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>--------------------------------------------------------------------------
> > > -----
> > > > To remove yourself DO NOT Email TV@xxxxxxxxxxxxxxx you MUST email
> > > > TV-REQUEST@xxxxxxxxxxxxxxx with REMOVE as the subject.
> > > > Sent VIA Tech Assist's email server- tv@xxxxxxxxxxxxxxx
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> > >
> > >
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>--------------------------------------------------------------------------
> > > -----
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> > >
> >
>
>---------------------------------------------------------------------------
----
> >To remove yourself DO NOT Email TV@xxxxxxxxxxxxxxx you MUST email
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> >Sent VIA Tech Assist's email server- tv@xxxxxxxxxxxxxxx
> >TV email Archives at: http://www.circuitwork.com/archive/TV/
>
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> >
>
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> --------------------------------------------------------------------------
-----
> To remove yourself DO NOT Email TV@xxxxxxxxxxxxxxx you MUST email
> TV-REQUEST@xxxxxxxxxxxxxxx with REMOVE as the subject.
> Sent VIA Tech Assist's email server- tv@xxxxxxxxxxxxxxx
> TV email Archives at: http://www.circuitwork.com/archive/TV/
> --------------------------------------------------------------------------
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>
>

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