[TechAssist] Re: Zenith SMS-2053S, Herringbone
- From: "Bob@Bobs tv" <woodman1@xxxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Sat, 22 Nov 2003 09:31:35 -0500
Thanks Peter, Bruce apr 1" to the left of the regulator heat sink small cap
hooked between two jumpers... just replace it...
Bob,
Bobs TV Worcester, ma
woodman1@xxxxxxxx
Main 508-853-1482
Fax 508-853-1480
----- Original Message -----
From: "Peter oliver" <oliver_peter1@xxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Friday, November 21, 2003 10:11 PM
Subject: [TechAssist] Re: Zenith SMS-2053S, Herringbone
> This Item is sparking a distant memory, seem to rember a series of zeniths
> that had some problem like yours where there was a cap that was tied
between
> 2 jumpers on the board, can't recall what maybe will spark someones
memory.
>
> Peter Oliver
> Tucson Radio TV
>
>
> From: "Bruce Youmans" <youmans@xxxxxxxx>
> Reply-To: techassist@xxxxxxxxxxxxx
> To: <techassist@xxxxxxxxxxxxx>
> Subject: [TechAssist] Re: Zenith SMS-2053S, Herringbone
> Date: Fri, 21 Nov 2003 17:29:31 -0700
>
> Bob,
>
> Checked all caps in vicinity of tuner. All check good. Also replaced
> capacitor on AGC line. Still not good. I have been working without a
> schematic. I will probably need to get a PDF schematic of the 9-1457-1
> module and dig dipper into the AGC circuit. It must be something simple
that
> I'm overlooking.
>
> Bruce
> Bruce's TV Service
> Sierra Vista, Arizona
>
>
> ----- Original Message -----
> From: Bob@Bobs tv <woodman1@xxxxxxxx>
> To: <techassist@xxxxxxxxxxxxx>
> Sent: Friday, November 21, 2003 3:02 PM
> Subject: [TechAssist] Re: Zenith SMS-2053S, Herringbone
>
>
> Bruce,
> Check/replace caps near tuner especially one going to AGC line to
> tuner..
> Bob,
>
> Bobs TV Worcester, ma
>
> woodman1@xxxxxxxx
>
> Main 508-853-1482
> Fax 508-853-1480
> ----- Original Message -----
> From: "Bruce Youmans" <youmans@xxxxxxxx>
> To: <techassist@xxxxxxxxxxxxx>
> Sent: Friday, November 21, 2003 3:56 PM
> Subject: [TechAssist] Zenith SMS-2053S, Herringbone
>
>
> > Make: Zenith
> > Model: SMS-2053S
> > Module: 9-1457-1
> > Herringbone (beat pattern) in picture on some channels, 5 through 60
> mainly. Some noise (snow) in picture and also faint vertical bar floating
> from side to side on some channels. Channels 2 through 4 are clear.
> >
> > Have swapped tuner, no change.
> > Video input is good.
> > Power supply voltages are clean.
> > Any ideas or tips appreciated.
> >
> > Bruce
> > Bruce's TV Service
> > Sierra Vista, Arizona
> >
> >
>
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