[TechAssist] Re: SONY TV - KV-36FV1 Bad Colors on pix tube.
- From: Gerald Gann <alpha21century@xxxxxxxxxxxxx>
- To: techassist@xxxxxxxxxxxxx
- Date: Thu, 3 Jun 2004 20:02:48 -0700 (PDT)
Me to. Thats the way I saw taught, before dirt was invented.
Jerry
Alpha 21 Electronics
Granite City, IL 62040
Ph. 618-452-8620
Fax 618-876-5157
www.alpha21century@xxxxxxxxxxxxx
ElectronicRepairServices <ElectronicRepair@xxxxxxxxxxxx> wrote:
I called the costumer and asked him when and how did this happened and he
told me that it happened during a storm.
Thank you, Mark
Electronic Repair Services
48 W. James St.
Lancaster, PA 17603
----- Original Message -----
From: "Hoyt's TV"
To:
Sent: Wednesday, June 02, 2004 7:26 PM
Subject: [TechAssist] Re: SONY TV - KV-36FV1 Bad Colors on pix tube.
> The way I learned to do it, back in the stone age, was to start 6 feet
away
> from the front with the coil perpendicular when you turn it on. Then turn
it
> sideways and with a circular motion bring it up to the tube, covering all
> the tube then back off the same way and turn it perpendicular before
turning
> it off. Not necessary to do the sides and back unless you suspect some
metal
> there, got magnetized.
>
> Before the advent of automatic degaussing, we had to degauss every time we
> moved a set because it was the movement through the earths magnetic field
> that magnetized the shadow mask. That wasn't strong enough to have much
> affect on the shields but telephone bells and vacuum cleaners would do a
job
> on them.
>
> Russ Hoyt
> Hoyt's TV
> Exeter, NH
>
>
> ----- Original Message -----
> From: "Bruce Tiedeman"
> To:
> Sent: Wednesday, June 02, 2004 3:40 PM
> Subject: [TechAssist] Re: SONY TV - KV-36FV1 Bad Colors on pix tube.
>
>
> > Russ , I leave the set on. Put the Degaussing coil in front of the tube
> and
> > energize the coil . Move the coil in a circular motion in front and
around
> > cabinet sides, bring the coil around front again moving it away from the
> > tube as you go. I then turn off the coil and abruptly turn the coil
> > perpendicular to the set .
> > That's it, works good unless set has been dropped. If the set has been
> > dropped or hit by lightning may take a lot more work. Repeat the
> procedure.
> > Some times the degaussing circuit malfunctions and you have to repair.
> > Bruce
> >
> > .B&T Electronics
> > 139 Margaret St
> > Sarnia Ontario
> > Canada
> > N7T 2Y3
> > 519 344 1850
> > ----- Original Message -----
> > From: "Hoyt's TV"
> > To:
> > Sent: Wednesday, June 02, 2004 3:05 PM
> > Subject: [TechAssist] Re: SONY TV - KV-36FV1 Bad Colors on pix tube.
> >
> >
> > > I've been using that big black horse collar for over 40 years, and
> haven't
> > > lost a patient yet.
> > >
> > > If you do something stupid like turn it off while it's next to the
tube,
> > it
> > > will magnetize the shadow mask so it looks like it needs to be
> degaussed.
> > > Sometimes enough so it takes a lot of degaussing to undo what you did.
> > >
> > >
> > > Russ Hoyt
> > > Hoyt's TV
> > > Exeter, NH
> > >
> > >
> > > ----- Original Message -----
> > > From: "ElectronicRepairServices"
> > > To:
> > > Sent: Wednesday, June 02, 2004 2:15 PM
> > > Subject: [TechAssist] SONY TV - KV-36FV1 Bad Colors on pix tube.
> > >
> > >
> > > > I have to go on a service call on this TV, the costumer says that
the
> > > colors
> > > > are bad, sounds like the degausing is bad on this TV, it could be as
> > > simple
> > > > as resoldering the degausing thermistor.
> > > > My question is, and I have heard conflicting reports, could I use
the
> > hand
> > > > held degausing coil to degause the pix tube, some servicers say that
> > could
> > > > damage the pix tube.
> > > > Thank you, Mark
> > > > Electronic Repair Services
> > > > 48 W. James St.
> > > > Lancaster, PA 17603
> > > >
> > > >
> > >
> >
>
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