[TechAssist] Re: NAP 32B502 shutting down Not R11
- From: walter wood <wwood_38478@xxxxxxxxx>
- To: techassist@xxxxxxxxxxxxx
- Date: Tue, 16 Sep 2003 21:08:29 -0700 (PDT)
Thanks John;
Got it going.
R503 open due to lightning.
It's right next to the spark gap.
Walter
--- John at Main TV <maintv@xxxxxxxxxxx> wrote:
> Yes, +200v from IHVT pin 9 to D503
> (4835-130-37052 or NTE580) to R503 (1
> ohm one third watt) to J503 pin 4 to CRT board.
> C503 (22uf-250v) is the
> filter. On CRT board from J2 pin 1 to R11 (100
> ohm) and L1 to one end
> of R8,R9, and R10. Check that you have +12.6v on
> the bases of Q1,2,and
> 3 on the CRT board. The B5 Magnavox chassis is in
> Sams 3429. John.
>
>
> walter wood wrote:
> > This Crosley branded model CT3210 B101 comes on
> > with the too brite raster and shuts down.
> > R11 is ok but there is only 3.4 volts on the
> 15Kohm
> > resistors, therefore no collector voltage on
> the
> > crt drive transistors.
> > Can anyone tell me where this comes from.
> > I'm assuming I should have 200+ volts there.
> > Tia
> > Walter
> >
> > =====
> > Walter Wood
> > Future Tech Home Center
> > 2786 Hwy. 43 N.
> > Lawrenceburg Tn. 38464
> > 931-829-3337
> > Fax 931-829-4044
> > mailto:wwood_38478@xxxxxxxxx
> >
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> --
> John Mielke
> Main TV
> Longmont,Co 80501
> 303 776 6955
> 303 776 0792 fax
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>
>
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=====
Walter Wood
Future Tech Home Center
2786 Hwy. 43 N.
Lawrenceburg Tn. 38464
931-829-3337
Fax 931-829-4044
mailto:wwood_38478@xxxxxxxxx
__________________________________
Do you Yahoo!?
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