[TechAssist] Re: Need Schematic or Help - PHILPS 53TP60 (PTV)
- From: al <al@xxxxxxxxxxxxxxxxxxxx>
- To: techassist@xxxxxxxxxxxxx
- Date: Thu, 30 May 2002 09:32:02 -0400
Don't know that set, but I would look at the cathode and grid and screen
voltages on the crt's. Could be as simple as the source of screen or cathode
voltage,similar to Sonly's ikv loss. al
----- Original Message -----
From: "Bil Green" <tv.vcrrepair@xxxxxxxxxxx>
To: ".Techassist" <techassist@xxxxxxxxxxxxx>
Sent: Thursday, May 30, 2002 5:59 AM
Subject: [TechAssist] Need Schematic or Help - PHILPS 53TP60 (PTV)
>
> Philips PTV
> Model 53TP60
> Chassis PTV630-AH01
>
> I would really appreciate getting the schematic for the Deflection and
power
> boards. The original problem was very bad convergence.
>
> Now there is high voltage and sound, but the screen is black (CRT
filaments
> are lit). No voltage at the vertical output IC. I have measured 13VDC,
> 250VDC
> and around 500VDC in the area of the deflection circuit.
>
> Seems like a shutdown circuit is causing this
>
> Bil
>
>
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