[TechAssist] Re: Sony KV32HSR10 ANU-1 chassis pincushion headache
- From: "Larry E." <videotech@xxxxxxxxxxxx>
- To: techassist@xxxxxxxxxxxxx
- 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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