[TechAssist] Re: Sony KV32HSR10 ANU-1 chassis pincushion headache
- From: "D PANDAY" <dpanday@xxxxxxxxxxx>
- To: techassist@xxxxxxxxxxxxx
- Date: Fri, 03 May 2002 16:34:30 -0400
Try replacing L512.VCC for Q505 is supply from D512
through L512 to R571 to Q505.
Hope it help's.
Panday
From: "Larry E." <videotech@xxxxxxxxxxxx>
>Reply-To: techassist@xxxxxxxxxxxxx
>To: techassist@xxxxxxxxxxxxx
>Subject: [TechAssist] Re: Sony KV32HSR10 ANU-1 chassis pincushion headache
>Date: Fri, 03 May 2002 16:01:56 -0400
>
>
>Terry, not real familiar with this unit, can I run this set with the
>yoke plug removed? to see if my overheat problem
>goes away, Larry E.
>
>Terry H. wrote:
>
> >I'm sure you've thought of it Larry, but I wouldn't put the yoke above
> >suspicion. Since I own that same set, I hope not, but I did encounter one
> >TX10 that caused that same symptom then would eat the HOT after it heated
> >up. Just a thought.
> >Terry H.
> >----- Original Message -----
> >From: "Larry E." <videotech@xxxxxxxxxxxx>
> >To: <techassist@xxxxxxxxxxxxx>
> >Sent: Friday, May 03, 2002 12:40 PM
> >Subject: [TechAssist] Sony KV32HSR10 ANU-1 chassis pincushion headache
> >
> >
> >>Hi all, this sony has severe pincushion problem, R571, Q505, C535,
> >>C548, D508 have all been changed,
> >>Q504, D506, D507 check good as do all voltages on pincushion IC,531.
> >>Problem is R571 and Q505 are still
> >>running extremely hot, voltage on collector of Q505 reads -7.2v
> >>schematic calls for +14.3?? collector of Q504 reads positive 9v,
> >>schematic says -9v, I noticed that schematic says emitter of Q505 should
> >>be +16 and that has to be a mis
> >>print so I`m a little skeptical of this print, can`t run set more than a
> >>minute or two because of heat problem, any
> >>ideas?? TIA
> >>Larry E.
> >>American TV & Electronics
> >>Sunny Florida
> >>
> >>
> >>
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