[TechAssist] Re: Looking for tech Phil Hull
- From: "Ron Miller d.b.a. Country TV" <rlmbkm@xxxxxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Fri, 1 Jul 2005 12:58:13 -0500
The 'fix' I show for those flybacks is: Replace RX 3015 from a 5.6k 1/3w to
a 10-12K ohm 1/3 watt.This resister is located on the 9-1674 pcb near the
master width and height controls. (front of pcb.)
This applies if set will stay on with no signal applied (snow) and
brightness turned down.hth
Country TV
Ron Miller
Inez, TX. 77968
----- Original Message -----
From: "Larry E" <videotech@xxxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Friday, July 01, 2005 12:17 PM
Subject: [TechAssist] Looking for tech Phil Hull
> Hi Guys, anybody know this tech`s email address or phone number? he has
> the answer to the
> Zenith issue of losing video (filaments go out) after 1/2- 1 hour of
> running, according to Phil if
> you parallell a 12K resistor across RX3208 it matches the impedance load
> correctly on the 18v
> winding (16 v supply), I guess the generic fly`s have a problem and the
> original fly is NLA from
> Zenith/LG. I can`t find this resistor on the 9-1978 schematic or
> physically on the 9-1674 board,
> may be a different number on the 1674 but they both use the same flyback,
> I have 3 sets out there right
> now with this problem and needless to say they are all getting tired of
> waiting for me to finish fixing
> their sets, e-mail me directly if you have Phils info, tia, Larry E
> Thanks to Bob Waterman
> I have the print for the 9-1978 module but I cannot find RX3208 on the
> schematic anywhere
> Larry Eastman
> American TV & Electronics
> Crystal River, Fl. 34428
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