[TechAssist] Re: Zenith Model SJ2735L keeps Blowing H.O.T
- From: "Darrell Goodrich" <goodrich@xxxxxxxxxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Fri, 31 Oct 2003 15:27:37 -0600
Thanks Phil, on the sweep board I see 204-02067-13
and faintly I think its also stamped 426-01. I have tapped lightly on the
crt neck had no effect, picture is good.
but you may be correct. my luck its the CRT .
Thanks Darrell
----- Original Message -----
From: "Philip Bader" <tjanphyl@xxxxxxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Friday, October 31, 2003 2:59 PM
Subject: [TechAssist] Re: Zenith Model SJ2735L keeps Blowing H.O.T
> Whats the module(s) used?
> I've heard those Zenith CRTs start to arc and take out all manner of
> parts.
> I just junked a zenith console SR2501EC (9-1557 module) that had a
> blown fuse,a shortrd main reg FET (2SK526) and the HOT this time.
> The previous month it was repaired for no vertical with a LA7833 and
> assoc. parts. BUT: the CRT was noticibly weak, but viewable. Maybe thats
> your problem: shorting CRT.
>
> Phil Bader
>
> Darrell Goodrich wrote:
> >
> > SAMS # 3002
> > This set will run for 2-3 weeks then will blow H.O.T (Nte2302)
> > replaced.
> > It has also blown the switch (replaced zenith # 121-1190).
> > Horz drive on HOT base seems normal, resoldered Horz. drive tranf.
> > my HV probe is broken I did turn down B+ to see if this would help.
> > it ran for about a week, then it will shut down then restart itself
> > two or three times then blows HOT again.
> > help most appreciated.
> > Darrell
> > Goodrich Electronics
> > goodrich@xxxxxxxxxxxxxx
> >
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> --
> Philip Bader
> Jan Phyl TV Inc. (estab. 1976)
> 3420 Recker Hwy. Winter Haven, Fl. 33880
> Fax (863) 299-8821
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> For Professional Technicians Only
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