[TechAssist] Re: Magnavox CS4535A101 Chassis 25S104-00AA picture distorting

  • From: "Shaun" <satguy@xxxxxxxxxxxxx>
  • To: <techassist@xxxxxxxxxxxxx>
  • Date: Tue, 30 Aug 2005 17:28:15 -0600

Still working on this dog getting no where, I notice the horz tearing and
picture bouncing especially when on the news when the weather boxes are up
with the numbers and temps on the screen. Only time I see a difference in is
when I freeze mist Q510 or in that area but I have checked everything in
that area anyway back to the bench.

Shaun

Advanced Electronics
224 West Riverview Ave.
Fort Morgan, CO 80701
----- Original Message ----- 
From: "Shaun" <satguy@xxxxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Tuesday, August 30, 2005 11:38 AM
Subject: [TechAssist] Re: Magnavox CS4535A101 Chassis 25S104-00AA picture
distorting


> I replaced C431, but C432 still runs hot to the touch does anyone know if
> this is normal in this set?
> I think after C432 heats up that's when the picture goes bad but I have
> replaced IC430, Q400, C432, C431 and still C432 gets too hot in my
opinion.
> I scoped the emitter of Q400 and it is 130 volts DC with 1.5 v p-p all the
> other voltages near the regulator are good. Can anyone help with this dog?
>
> Shaun
>
> Advanced Electronics
> 224 West Riverview Ave.
> Fort Morgan, CO 80701
> ----- Original Message ----- 
> From: "Gemini Computer & TV" <geminitv@xxxxxxxxxxx>
> To: <techassist@xxxxxxxxxxxxx>
> Sent: Tuesday, August 30, 2005 9:49 AM
> Subject: [TechAssist] Re: Magnavox CS4535A101 Chassis 25S104-00AA picture
> distorting
>
>
> > Replace C431 as well (3.3mfd/200V).
> >
> > Bob Waterman, CET® #RI-28
> > Master Technician License #9109
> > Service Manager / Parts Manager
> > Gemini Computer, TV, & Security Alarms
> > (508)695-7302
> > (508)695-7769 FAX
> > geminitv@xxxxxxxxxxx
> >
> >
> > ----- Original Message ----- 
> > From: "Lindsey Altman" <athomeservice@xxxxxxxxxxxxx>
> > To: <techassist@xxxxxxxxxxxxx>
> > Sent: Tuesday, August 30, 2005 11:45 AM
> > Subject: [TechAssist] Re: Magnavox CS4535A101 Chassis 25S104-00AA
picture
> > distorting
> >
> >
> > Hi Shaun,
> >
> >      If it has a PIP module there are caps under the top most board in =
> > it
> > that you should replace. They are all 100uf if memory serves me right.
> >
> >                                         HTH,
> >                                           Lindsey
> >
> > Lindsey Altman
> > At Home Service Company
> > 440 Cedar Ave.
> > Claxton, Georgia 30417
> > 912-739-1019
> > athomeservice@xxxxxxxxxxxxx
> >
> >
> > -----Original Message-----
> > From: techassist-bounce@xxxxxxxxxxxxx
> > [mailto:techassist-bounce@xxxxxxxxxxxxx] On Behalf Of Shaun
> > Sent: Monday, August 29, 2005 10:33 PM
> > To: techassist@xxxxxxxxxxxxx
> > Subject: [TechAssist] Re: Magnavox CS4535A101 Chassis 25S104-00AA =
> > picture
> > distorting
> >
> > Something I just noticed C432 (100 mfd 200 Volt) is getting fairly warm
=
> > so I
> > replaced with another new one and that one is getting pretty warm also.
=
> > I
> > also replaced the regulator STR30130 and still no help.
> >
> > Shaun
> >
> > Advanced Electronics
> > 224 West Riverview Ave.
> > Fort Morgan, CO 80701
> > ----- Original Message -----=20
> > From: "Shaun" <satguy@xxxxxxxxxxxxx>
> > To: "tech" <techassist@xxxxxxxxxxxxx>
> > Sent: Monday, August 29, 2005 7:25 PM
> > Subject: [TechAssist] Magnavox CS4535A101 Chassis 25S104-00AA picture
> > distorting
> >
> >
> > > This set has a strange picture wiggle only on the left side and only =
> > after
> > > it warms up and usually only with a bright screen or words on the =
> > screen.
> > I
> > > replaced the C432 100 mfd 200 volt and I replace Q510 because when =
> > heated
> > it
> > > caused the picture to distort. No help so I am assuming it is =
> > something
> > near
> > > Q510. Has anyone seen this before?
> > >
> > > Shaun
> > >
> > > Advanced Electronics
> > > 224 West Riverview Ave.
> > > Fort Morgan, CO 80701
> > >
> > > =
>
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