[TechAssist] Re: Toshiba PJ55C80 Convergence keeps blowing fuse to -32V power supply to the STK's
- From: ray clarke <ray260@xxxxxxxxx>
- To: techassist@xxxxxxxxxxxxx
- Date: Thu, 12 Jun 2003 09:29:30 -0700 (PDT)
Thanks tony. I actually subbed some 2.2 ohm cause I
had no 2.7's. To my other reply the STK are original.
Ray Clarke Billette TV Howick Que
--- tony saracco <tcselectronics@xxxxxxxxxxxxxxxx>
wrote:
> I remember seeing a bad 2.7 ohm resistor that
> decreases in resistance by
> about .5 ohms that causes this. Dont remember the
> number but there are 6 of
> them ,three per STK chip. Remove them from circuit
> and test. remember just a
> small decrease in resistance will cause this.
>
> Tony Saracco
> TCS ELECTRONICS
> Elgin , IL 60120
> 847-695-1928
> tcselectronics@xxxxxxxxxxxxxxxx
> ----- Original Message -----
> From: "ray clarke" <ray260@xxxxxxxxx>
> To: <techassist@xxxxxxxxxxxxx>
> Sent: Wednesday, June 11, 2003 4:05 PM
> Subject: [TechAssist] Re: Toshiba PJ55C80
> Convergence keeps blowing fuse
> to -32V power supply to the STK's
>
>
> > Could a shorted yoke still work? I get a picture,
> > it's just completly out of convergance.Ray
> > Ray Clarke Billette TV
> > --- Gemini Computer & TV
> <geminitv@xxxxxxxxxxxxxxxx>
> > wrote:
> > > Possible shorted yoke perhaps?
> > >
> > > 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: "ray clarke" <ray260@xxxxxxxxx>
> > > To: "tech" <techassist@xxxxxxxxxxxxx>
> > > Sent: Wednesday, June 11, 2003 4:39 PM
> > > Subject: [TechAssist] Toshiba PJ55C80
> Convergence
> > > keeps blowing fuse to -32V
> > > power supply to the STK's
> > >
> > >
> > > > Chassis TAC9393.Help. I have followed ts0002
> quick
> > > > tip and replaced both stk's, all the caps on
> the
> > > burnt
> > > > fuse line and checked and replaced all
> pertinant
> > > > resistors.The damn fuse f702 keeps blowing. TV
> > > works
> > > > fine except can't do any convergence
> adjustments
> > > wich
> > > > of course are way off.
> > > > Ray Clarke Billette TV Howick Que
> > > >
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