[TechAssist] Re: zenith 9-1557 module,vertical retrace at top ofscreen
- From: "al m" <ampm@xxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Tue, 25 Jun 2002 23:57:27 -0400
did you scope the 24V to see if it's filtered
al marquardt
ampm@xxxxxxx
----- Original Message -----
From: "wilfred blakey" <wblakey@xxxxxxxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Tuesday, June 25, 2002 10:53 PM
Subject: [TechAssist] Re: zenith 9-1557 module,vertical retrace at top
ofscreen
>
> Isn't this resistor the one that comes off of pin 5 on the IHVT? I am
> getting the 24v from the flyback so it should be okay or am I reading
things
> wrong?
> Wilf Blakey
> Blakey TV,Kirkland Lake,Ont
> wblakey@xxxxxxxxxxxxxxxx
>
> ----- Original Message -----
> From: "Ed Gaidies" <teltek2@xxxxxxxxxxxx>
> To: <techassist@xxxxxxxxxxxxx>
> Sent: June 25, 2002 8:12 PM
> Subject: [TechAssist] Re: zenith 9-1557 module,vertical retrace at top
> ofscreen
>
>
> >
> > Wilf;
> > Did you change R3209 1ohm 1/2 watt.
> >
> > - Ed -
> >
> > TEL-TEK ELECTRONICS
> > Ontario-Canada
> > "Quality will be remembered....long after Price is forgotten"
> >
> > teltek2@xxxxxxxxxxxx
> > teltek@xxxxxxx
> >
> >
> > > From: "wilfred blakey" <wblakey@xxxxxxxxxxxxxxxx>
> > > Reply-To: techassist@xxxxxxxxxxxxx
> > > Date: Tue, 25 Jun 2002 18:32:16 -0400
> > > To: "tech assist" <techassist@xxxxxxxxxxxxx>
> > > Subject: [TechAssist] zenith 9-1557 module,vertical retrace at top of
> screen
> > >
> > > I have a Zenith 9-1557 module or C12 chassis with vertical foldover
and
> > > retrace at the top. I have already replaced the output IC and the
three
> > > electrolytics (c2100/c2105/c2104) and no improvement. I have checked
and
> > > replaced c3208 also with no change. The voltages are alright , 25v is
> 25v and
> > > the 11v (pin 2) is 12v. Does anyone have any ideas?
> > > Wilf Blakey
> > > Blakey TV,Kirkland Lake,Ont
> > > wblakey@xxxxxxxxxxxxxxxx
> > >
> > >
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