[TechAssist] Re: Sony KV27XBR45 Ch# SCC-H81A-A **Pincushion, pulsing"

From: "Valley TV" <valleytv@xxxxxxxxx>
To: techassist@xxxxxxxxxxxxx
Date: Thu, 11 Sep 2003 08:27:17 -0500
I'll order a CXA14477AS now and keep everyone posted as to the ???fix??? on 
this devil.  Can't work on it this morning at all because I have too many 
promised stops but I'll check it out more tonight because I received scans on 
my email from 2 of the members.
Thanks!

Gary
Valley TV


----- Original Message -----
From: "Shoreline Electronics" <jstielau@xxxxxxxx>
Date: Thu, 11 Sep 2003 09:25:15 -0400
To: <techassist@xxxxxxxxxxxxx>
Subject: [TechAssist] Re: Sony KV27XBR45 Ch# SCC-H81A-A **Pincushion, pulsing"

> Definitely change the CXA1477AS then!
> 
> ==========================
> Jeff Stielau
> Shoreline Electronics Repair
> 344 East Main Street
> Clinton,CT 06413
> 860-399-1861
> 860-664-3535 (fax)
> jstielau@xxxxxxxx
> ==========================
> "If you push something hard enough it will fall over."
> Fudd's First Law of Opposition - Sir Sidney Fudd
> 
> 
> ----- Original Message ----- 
> From: "Kevin Gunn" <kgunn@xxxxxxxxxx>
> To: <techassist@xxxxxxxxxxxxx>
> Sent: Thursday, September 11, 2003 8:08 AM
> Subject: [TechAssist] Re: Sony KV27XBR45 Ch# SCC-H81A-A **Pincushion,
> pulsing"
> 
> 
> > I have a SONY KV32XBR100 that I too have changed everything in the
> > Pincushion Circuit and still have the pulsing and pincushion problem.
> >
> > Kevin Gunn
> > Star Tek Electronic Services
> > 390 Springbank Drive
> > London, Ontario
> > www.ulurn.com/startek
> >
> > N6J 1G9             519-473-6366
> > ----- Original Message -----
> > From: "Shoreline Electronics" <jstielau@xxxxxxxx>
> > To: <techassist@xxxxxxxxxxxxx>
> > Sent: Wednesday, September 10, 2003 9:25 PM
> > Subject: [TechAssist] Re: Sony KV27XBR45 Ch# SCC-H81A-A **Pincushion,
> > pulsing"
> >
> >
> > > This unit uses the CXA1477AS jungle IC.....never seen it cause PC
> > > issues....but there may be a first!
> > >
> > > ==========================
> > > Jeff Stielau
> > > Shoreline Electronics Repair
> > > 344 East Main Street
> > > Clinton,CT 06413
> > > 860-399-1861
> > > 860-664-3535 (fax)
> > > jstielau@xxxxxxxx
> > > ==========================
> > > "If you push something hard enough it will fall over."
> > > Fudd's First Law of Opposition - Sir Sidney Fudd
> > >
> > >
> > > ----- Original Message -----
> > > From: "Valley TV" <valleytv@xxxxxxxxx>
> > > To: <techassist@xxxxxxxxxxxxx>
> > > Sent: Wednesday, September 10, 2003 9:12 PM
> > > Subject: [TechAssist] Sony KV27XBR45 Ch# SCC-H81A-A **Pincushion,
> pulsing"
> > >
> > >
> > > > Hi everyone!
> > > > I absolutely had to take a break from this Sony KV27XBR45 before I
> went
> > > crazy..  Obvious pincushion problem on both sides but it also seems to
> be
> > > pulsing on the sides.  I carried this little monster down 3 flights of
> > > stairs and into my motel room (on the road again..) and have gotten
> bleary
> > > eyed working on it.  I replaced L510 (yes, I actually had 1) Q505,
> IC504,
> > > Q503 (pin out) and checked the solder connections on L509. Absolutely no
> > > luck..
> > > >
> > > > I'm starting to think I'm in the Bates Motel tonight!  I have no
> > schematic
> > > with me to help trace the circuit but I did notice the voltage on the
> > > collector of Q503 keeps changing from 3.1v up to 5.9 volts and back
> B=.55
> > > E=0 but I have no idea what is correct.
> > > >
> > > > Any suggestions, PLEASE.
> > > >
> > > > Gary
> > > > Valley TV
> > > > valleytv@xxxxxxx (if anyone has a scan of the circuit)
> > > > --
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[TechAssist] Re: Sony KV27XBR45 Ch# SCC-H81A-A **Pincushion, pulsing"

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