[TechAssist] Re: Philips/Mag 9P6040c101 chassis PTV843 int size change H & V

Is that the series that has the bad op-amp ic in the PS, try heat and freeze
on large 8 pin ic I thank.
Country TV
Ron Miller
Inez, TX. 77968

----- Original Message ----- 
From: "Leonard Caillouet" <lcaillo@xxxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Tuesday, August 31, 2004 5:27 PM
Subject: [TechAssist] Philips/Mag 9P6040c101 chassis PTV843 int size change
H & V


> Philips/Mag 9P6040c101 chassis PTV843 int size change H & VNo data found
in
> the archives, tips, nor download area.  This one comes on
> and when cold the B+ is about 90v, then after warm-up it goes up.
> Curiously, the focus is better when it is low and the pix shrunk.  Need
some
> infor on this one regarding the power supply (what should B+ be) and how
to
> touch up the convergence.
>
> I can adjust the b+ but it never goes above 110v.  I suspect a problem in
> the regulator control circuit, but would like to get a look at the
schematic
> b/f getting into it very far.
>
> Anyone have a manual on it?
>
> Thanks.
>
> Leonard G. Caillouet
> Electronics World
> Gainesville, FL
> 352-332-5608
> 352-332-5668 (fax)
>
>
>
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