[TechAssist] Re: Zenith A32B41W, 9-2003. dead, scan cap burnt: ID plse!

  • From: <tvservice@xxxxxxxxxxxxx>
  • To: <techassist@xxxxxxxxxxxxx>
  • Date: Wed, 17 Sep 2003 16:36:01 -0500

May be Vertical output shorted
Common failure and will cause shutdown within @ 3-5 seconds of power on
Robert
tvservice@xxxxxxxxxxxxx
H & H Electronics Inc
Dallas, TX

----- Original Message ----- 
From: "Philip Bader" <tjanphyl@xxxxxxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Wednesday, September 17, 2003 1:34 PM
Subject: [TechAssist] Re: Zenith A32B41W, 9-2003. dead, scan cap burnt: ID
plse!


> OK. I tried a 530pf, tried a 560pf. Also changed the good HOT to be
> sure. When I plug the set in I hear the usual chirp of the smps. I push
> power and hear the high voltage "chirp" once but then dead. HOT
> collector has +140 in stby.
> Any histories of the yoke or fly going as well?
> Phil Bader
>
> Gemini Computer & TV wrote:
> >
> > ---------------------------------------------------------------
> > Text pasted from WinSTIPS 2.0
> > http://www.ServiceSoftware.com
> > ---------------------------------------------------------------
> >
> > ZENITH   9-2003
> >
> > Dead.  Qx3208 Is Shorted, Cx3231 And Cx3222 Burnt
> >
> > Cx3222  560pf2kv P/N:  22-08386-05
> > Cx3231  560pf2kv P/N:  22-08386-05
> > Qx3208  We Always Use A 2sd1880.
> >
> > ---------------------------------------------------------------
> >
> > ZENITH   9-2003
> >
> > Power Supply Comes On With A Squeel And A Smell
> >
> > Dash2662
> >
> > Cx3231. It Was Burnt Up, I Put In A 530pf 3kv.
> >
> > ---------------------------------------------------------------
> >
> > Bob Waterman, CET® #RI-28
> > Master Technician License #9109
> > Service Manager / Parts Manager
> > Gemini Computer, TV, & Security Alarms
> > (508)695-7302
> > (508)695-7769 FAX
> > geminitv@xxxxxxxxxxxxxxxx
> > geminitv@xxxxxxx
> > www.geminicomputertvsecurityalarms.com
> >
> > ----- Original Message -----
> > From: "Philip Bader" <tjanphyl@xxxxxxxxxxxxxxx>
> > To: <techassist@xxxxxxxxxxxxx>
> > Sent: Wednesday, September 17, 2003 12:31 PM
> > Subject: [TechAssist] Zenith A32B41W, 9-2003. dead, scan cap burnt: ID
plse!
> >
> > > Need cap ID in HOT collector/yoke ckt.
> > > Dead set.
> > >  On the chassis 9-2003 I found a charred small ceramic scan cap
located
> > > in front of diode DX3287 near the flyback.Small disc ceramic. Connects
> > > to the red yoke lead of conn 3Y3. which is paralell with HOT collector
> > > and CX3220.
> > > CX3220 is OK (102K, 2KV, blue disc).
> > > Location wise, (the burn made location number unreadable),
> > > there is the yoke conn, then CX3220, then unused holes where it says
> > > CX3222, then my burnt one. all in a row.
> > > It looks like CX3??1. I need value,part#, anything.
> > > HOT is OK amazingly.
> > > Phil Bader
> > > --
> > > Philip Bader
> > > Jan Phyl TV Inc. (estab. 1976)
> > > 3420 Recker Hwy. Winter Haven, Fl. 33880
> > > Fax (863) 299-8821
> > > email: tjanphyl@xxxxxxxxxxxxxxx
> > > For Professional Technicians Only
> > >
> > >
> >
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> -- 
> Philip Bader
> Jan Phyl TV Inc. (estab. 1976)
> 3420 Recker Hwy. Winter Haven, Fl. 33880
> Fax (863) 299-8821
> email: tjanphyl@xxxxxxxxxxxxxxx
> For Professional Technicians Only
>
>
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