[TechAssist] Re: Fwd: CTC176F2 problems
- From: "becyn" <becyn@xxxxxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Thu, 23 Oct 2003 19:56:41 -0400
first of all, why did you change the T chip and eeprom for a voltage
problem???
My guess is a partially shorted IHVT or a severe drain on the secondary of
the HVT, such as a bad cap or diode. Does the H-out get especially hot?
Jim McVey
McVey Alltronix
327 Broadway
Newburgh Ny 12550
ph: 845 561 8383
fx: 845 561 9017
Consumer electronics &
computer service.
Factory authorized for
over twenty brands.
----- Original Message -----
From: "Kenny Barnes" <kennyb@xxxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Thursday, October 23, 2003 12:05 PM
Subject: [TechAssist] Fwd: CTC176F2 problems
>
>
>
>
> Changed eprom, T chip 1001,still have same problems. Any help here?? TIA
>
>
>
>
>
>
> >Have RCA Model # F20352SF, CTC176F2. Set came in dead. Replaced
capacitor
> >C4105,10MFD/200v. Set came on when plugged in. Can not turn set off.
No
> >sound,no picture. Raster dark. Has high voltage,27kv. draws 1.5
> >amps. When set is on B+ voltage drops down to 114 volts. Should be 140
> >volts. the 140 volts feeds HOT thru flyback. Consequently all scan
> >derived voltages off of flyback are low. Disconnect HOT then voltage off
> >secondary of SMPS is 144 volts. Any help here??TIA
> >
> >
> >
> >
> >Kenny Barnes
> >Kenny Barnes tv
> >928 South Marshall st.
> >5154325250
> >Boone, Iowa 50036
>
>
>
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