[TechAssist] Re: Sony KV-32xbr400 chassis DX1A No Pic, sound ok

  • From: "Al L" <alleathe@xxxxxxxxxxx>
  • To: <techassist@xxxxxxxxxxxxx>
  • Date: Fri, 16 Dec 2005 22:49:33 -0500

I see nothing in Sams or tri tronics for a schematic.Check the cathodes of 
the crt,and maybe focus is m issing. Good luck.



Al's TV
Al Leatherman
973-361-5796
----- Original Message ----- 
From: "Moutons Electronics L.L.C." <moutons@xxxxxxxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Friday, December 16, 2005 10:05 PM
Subject: [TechAssist] Re: Sony KV-32xbr400 chassis DX1A No Pic, sound ok


> Al, yes I have HV.
>
> Jason
> Moutons Electronics
>
> ----- Original Message ----- 
> From: "Al L" <alleathe@xxxxxxxxxxx>
> To: <techassist@xxxxxxxxxxxxx>
> Sent: Friday, December 16, 2005 8:36 PM
> Subject: [TechAssist] Re: Sony KV-32xbr400 chassis DX1A No Pic, sound ok
>
>
>> HV at the second anode?
>>
>>
>>
>> Al's TV
>> Al Leatherman
>> 973-361-5796
>> ----- Original Message ----- 
>> From: "Moutons Electronics L.L.C." <moutons@xxxxxxxxxxxxxxxx>
>> To: <techassist@xxxxxxxxxxxxx>
>> Sent: Friday, December 16, 2005 9:26 PM
>> Subject: [TechAssist] Sony KV-32xbr400 chassis DX1A No Pic, sound ok
>>
>>
>>> This TV came in with the complaint it was out. I played it for a week 
>>> and
>>> it played just fine until today. It came on the light flashed several
>>> times like it always does during the warm-up of the picture tube then
>>> stayed on at which time it would usually pop on the picture, ofcourse
>>> this
>>> time it didn't. I thought it was out for a moment till I turned up the
>>> volume and it had sound. I look in the back and it had filament. So I
>>> don't know if the customer missed that or not so I am going with what I
>>> found. Every time I turn it on now I get no pic.
>>> I had a good picture, although not a new picture for this 5 yrs old set,
>>> it was good. Could this Sony be blanking the video like when the tube
>>> ages. I don't get the usual flashes of video like older ones. This is a
>>> Hi-Resolution model, never worked on one of these, no diagram. Is there 
>>> a
>>> known way to defeat the IK circuit on these to see if I can get a
>>> picture?
>>> Does anyone know of a good way to troubleshoot this model for this
>>> problem?
>>>
>>> On older models you are able to turn up the screen to get the picture to
>>> override the IK circuit for a while but on this set I have varied the
>>> screen all the way up and down and all points in between and have no 
>>> luck
>>> on getting a picture.
>>>
>>>
>>> Jason
>>> Moutons Electronics
>>>
>>>
>>>
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>>
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