[TechAssist] Re: RCA TV, J27430, CTC203J9, Pix & Sound Comes & Goes

From: "Shoreline Electronics" <jstielau@xxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Date: Wed, 5 Nov 2003 09:53:41 -0500

Maybe a problem withthe tuner B+ line?

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Text pasted from WinSTIPS 2.0
http://www.ServiceSoftware.com
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RCA   CTC203

Tuner Looks Bad



On 33 Volts At Pin 9 Of Tu17101  R14119 @15k 2w Open Near Smt On Corner Of
Module

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RCA   CTC203

Tuning Distorted Picture - Snow

Bryn Mawr Tv

No 32 Volt Supply To Tuner Open R14119 (15k/2 Watt /179236)
Located Right Front Corner Of Chassis

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RCA   CTC203

Tuning Intermittent

Es&T 9/00

Y17401 And Maby U17401 P/N231529

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RCA   CTC203

Tuning: Sound And Picture Goes Out Like A Bad Tuner

Phil Hull

Found That  Ii60  Smd Ic  Flat Pack  Under Chassis By Tuner Bad (Not On All
Sets).

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==========================
Jeff Stielau
Shoreline Electronics Repair
344 East Main Street
Clinton,CT 06413
860-399-1861
860-664-3535 (fax)
jstielau@xxxxxxxx
========================
"If you push something hard enough it will fall over."
Fudd's First Law of Opposition - Sir Sidney Fudd


----- Original Message ----- 
From: <gulftech@xxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Wednesday, November 05, 2003 9:35 AM
Subject: [TechAssist] RCA TV, J27430, CTC203J9, Pix & Sound Comes & Goes


> Techs,
>
> This set looks like a bad tuner.  Comes on w/ pix & sound.  Then, every
> few seconds, loses sync, pix & sound blanks, screen says "Unusable
> Signal."  This tuner mounts on the main pcb.  Pulled tuner, resoldered,
> and reinstalled.  As I recall, set did same thing, BUT problem seemed
> only to appear on low-band VHF.  (That was last week.)
>
> Ordered new tuner (252841) and installed.  Problem still there, but on
> all channels.  Pix loses sync, may come right back or be off long enough
> to display  "Unusable Signal" again, then come back in.  I know it's
> <possible> the new tuner is bad, but is there something I missed?
>
> TIA,
>
>
> Ken Smith
> Gulf Technical Services
> 3034 Gulf Breeze Parkway
> Gulf Breeze, FL  32563
> 850-934-8324 (Voice) 850-932-0819 (Fax)
>
>
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References:
- [TechAssist] RCA TV, J27430, CTC203J9, Pix & Sound Comes & Goes
  - From: gulftech

[TechAssist] Re: RCA TV, J27430, CTC203J9, Pix & Sound Comes & Goes

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