[TechAssist] Re: Pana.CTH-1942R out of sync.
- From: "Jorge Miret" <jmiret@xxxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Mon, 21 Jan 2002 06:58:49 -0400
Hello guys,thanks to all that help me on this one but going to give back to
cust.I was no aware that this guy lives near the sea and the chassis is all
corroded with the green stuff ?.It is really not worth it.
Thanks again for your help.
Jorge.
----- Original Message -----
From: Jorge Miret <jmiret@xxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Monday, January 21, 2002 3:56 AM
Subject: [TechAssist] Re: Pana.CTH-1942R out of sync.
>
> Thanks Dan will check later.
> Jorge.
> ----- Original Message -----
> From: Webster TV <webstertv@xxxxxxx>
> To: <techassist@xxxxxxxxxxxxx>
> Sent: Monday, January 21, 2002 1:02 PM
> Subject: [TechAssist] Re: Pana.CTH-1942R out of sync.
>
>
> >
> > Jorge,
> >
> > Check and see if this set has a capacitor #C805 hooked to pin 4 of the
> > flyback, it should be 33mfd-160v. If it does replace it, these were a
> common
> > failure in older Quasar/Panasonic sets. Usually when this cap goes bad
it
> > increases the Bplus voltage from 123v to the 140's and causes set to go
> into
> > overvoltage protection (horiz. lines).
> >
> > Dan Webster
> > Webster's TV
> > Shullsburg, Wi.
> > ----- Original Message -----
> > From: Jorge Miret <jmiret@xxxxxxxx>
> > To: <techassist@xxxxxxxxxxxxx>
> > Sent: Sunday, January 20, 2002 3:36 AM
> > Subject: [TechAssist] Pana.CTH-1942R out of sync.
> >
> >
> > >
> > > Hi guys:
> > > I have a Panasonic Model CTH-1942R (a little old) and have no
schematic
> > for
> > > it,is Sams 2538.
> > > The problem is that is out of hor.sync but if I lower the input to
> around
> > > 80v will play ok,so I think
> > > that it is not regulating ?.I replace q801 (scr) and check caps around
> but
> > > dont find anything wrong,even check resistor and are ok.If somebody
> could
> > > send me the regulator area to verify or any tips I will appreciate it.
> > > TIA and have a good weekend.
> > > Jorge.
> > > Jorge Miret-Puerto Rico
> > > J.C.Video & P.C.Repair
> > > Tel:787-761-0920.
> > > jmiret@xxxxxxxx
> > >
> > >
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