[TechAssist] Re: Sony KP51HW40 Brite Pix Then Shutdown
- From: Bill Grabowski <bgrabowski@xxxxxxxxx>
- To: techassist@xxxxxxxxxxxxx
- Date: Fri, 04 Jun 2004 07:44:01 -0500
I have the schematic for the KP57HW40 and the 200volt B+ comes from
pin #14 of the flyback T8004. It runs thru D8039 and a fusible resistor
on both sides of the diode. R8208(.47ohm )& R8225( 1 ohm ) both 1/2
watt. This schematic is on techassist. Good Luck!!
Bill Grabowski
Triangle Appliance
Kenosha,WI 53142
jonas miglinas wrote:
> Morning everyone,
> Will have a service call tomorrow on the above model and don't have a print
> on this 2002 set. Client says set turns on with sound, but a bright picture
> with retrace lines comes up for about 2 seconds then goes into shutdown. I'm
> suspecting that the 200v to the video boards is missing. Before I go, can
> someone see where the 200v is generated from? Or maybe download the video
> circuit to the members area.
> Any other suggestions would be appreciated.
>
> Jonas Miglinas
> Miglinas TV
> Chicago
>
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--
*****************************
Bill Grabowski
Triangle Appliance
Kenosha,Wi 53142
262-694-6500
262-694-6523 fax
bgrabowski@xxxxxxxxx
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