[TechAssist] Re: *** Thomson CTC203 Audio Drop-Out Nuisace Fix ***
- From: "Jason - Bursma / Excel" <jason101@xxxxxxxxxxxxxxxxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Tue, 10 Jan 2006 14:51:24 -0500
Hey Danny,
Does this procedure take out the guide plus? Should the zip code in the
guide
plus set up be set to 00000 or 99999 also? Or is this a closed caption
problem and not
a guide plus?
I am hearing this alot like you guys and just want to make sure I pass on
the correct
info. Thanks!
Regards,
Jason Martin
Excel Distributing / Bursma Electronics
800-733-3329
www.Bursma.com or www.ExcelDistributingInc.com
RCA - NAP - Zenith - Panasonic - ChannelMaster - Winegard
Speco - Russound - Peerless - Channel Vision - Bogen - TOA
----- Original Message -----
From: "Danny Garris" <dgarris@xxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Tuesday, January 10, 2006 1:27 PM
Subject: [TechAssist] *** Thomson CTC203 Audio Drop-Out Nuisace Fix ***
> Thanks to Jeff Stielau @ Shoreline Electronics Repair;
>
> Here is the fix (mod) for this Common Audio Problem....happening on all
the
> 195,197 & 203's
>
> ---------------------------------------------------------------
> Text pasted from WinSTIPS 2.0
> http://www.ServiceSoftware.com
> ---------------------------------------------------------------
>
> RCA CTC203
> # Thomson Audio Drop-Out Nuisace Fix
>
> There Has Been A Situation When In Some Rca/Ge Televisions A Low-Level,
> Scratchy-Sounding Noise Comes Out Of The Speakers Instead Of Normal Audio,
> Or When Video Is Muted. These Problems Can Occur When Invalid Xds Data Is
> Broadcast By Television Stations And Received By Certain Thomson
Television
> Receivers. Xds Data Is Digital Information Placed Within The Video
Signal'S
> Vertical Interval Of An Analog (Ntsc) Television Transmission. This Data
Is
> Used By The Microprocessor In The Television Receiver. It May Be
Transmitted
> >From Any Analog Television Channel.
>
> A Fix That I Have Been Recommending To Our Techs Is To Place A 1uf 50v
> Capacitor To Ground On U13101(15). This Swamps The Closed Caption Data To
> The Micro And Stops The Reception Of The Defective Data Packet. In The
Event
> That Later On The Resolve The Defective Data Problem The Capacitor Can Be
> Removed. Obviously The Closed Caption Feature Will Be Crippled With This
> Capacitor Installed.
>
> 344 East Main Street
> Clinton,CT 06413
> 860-399-1861
> 860-664-3535 (fax)
> jstielau@xxxxxxxx
>
>
> Thanks Jeff for this info, This is what I've been doing also. We use
pin-30
> of U13101 as the ground point. You don't have to take the chassis apart,
> just place a 1uf @ 50v Cap physically right on top over the IC,
(piggy-back)
> I recommend stripping a short piece of insulation off a small piece of
wire
> or using heat sink tubing on the caps leads and runing (positive to
pin-15)
> (negative to pin-30) to U13101.
>
> Garris Radio & TV
> Danny Garris
> New Bern, NC
> dgarris@xxxxxxxxxxx
>
>
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