[TechAssist] NAP PTV375 (7496) not in "Force"need vert section
- From: "Ron Miller d.b.a. Country TV" <rlmbkm@xxxxxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Mon, 21 Nov 2005 17:39:37 -0600
Have an older ptv 375 made for Sears by Magnavox manual # 7496 on paper
only.
Need scan of vert output section, after replacing PLL ic in tuner now I
have sound no pix NO VERT.Have checked for missing smd , cracked trace -
lose connectors ETC..
Do have ramp from IC 200 (jungle) to output IC tda8174 have 29vdc to vert,
scope the yoke and see vert pulse for an instant then nothing.Have replaced
vert output ic twice and jungle once getting nowhere, anyone have scan or
tips?Ohm & ESR meter and o'scope have had a workout on this old dog.tia
Country TV
Ron Miller
Inez, TX. 77968
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