[TechAssist] Re: Sony 27tx40 has rainbows of color in each corner

Large screen (27" and up)Sony TV's should be degaussed only from the rear at
the bell of tube not from front. any model made since early 90's.

----- Original Message -----
From: "Jonas Miglinas" <miglinasj@xxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Monday, August 27, 2001 6:49 PM
Subject: [TechAssist] Re: Sony 27tx40 has rainbows of color in each corner


>
> i'm not sure what year this particular model was produced, as i was told
to
> never externally degauss any sony model after the 94-95 year.it seems that
> it has permanent magnets installed inside the bell of the tube and if you
> externally degauss the tube it severly alters the purity and you will
never
> get it back.
> ----- Original Message -----
> From: "Robert Herring" <supertek66@xxxxxxxxxxx>
> To: <techassist@xxxxxxxxxxxxx>
> Sent: Monday, August 27, 2001 12:05 PM
> Subject: [TechAssist] Re: Sony 27tx40 has rainbows of color in each corner
>
>
> >
> >
> > this type problem wont show up on tube tester
> > you may have a bad shadow mask inside the tube or try degaussing or
purity
> > alignments with yoke and magnets
> >
> > ---- Original Message -----
> > From: "Dave" <dazevedo4@xxxxxxxx>
> > To: <techassist@xxxxxxxxxxxxx>
> > Sent: Saturday, August 25, 2001 6:59 PM
> > Subject: [TechAssist] Sony 27tx40 has rainbows of color in each corner
> >
> >
> > > I don't have a tube tester, is this a tube or something else,  Picture
> > tube # a86jmt50x
> > >
> > > Thanks
> > > Dave
> > >
> > >
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>
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