[TechAssist] Re: Sony KP53HS10 CRT Problem?
- From: "Leonard G. Caillouet" <lcaillo@xxxxxxxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Fri, 22 Nov 2002 09:25:57 -0500
Swap the CRT boards on the green and one of the other tubes and see if the
green is still the problem. If so it is the tube. If not it could be the
focus pack. You can also swap the leads on the focus pack to ilolate the
problem to it.
Leonard G. Caillouet
Service Manager
Electronics World
Gainesville, FL
352-332-5608
352-332-5668 (fax)
----- Original Message -----
From: "Shoreline Electronics" <jstielau@xxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Thursday, November 21, 2002 5:54 PM
Subject: [TechAssist] Re: Sony KP53HS10 CRT Problem?
>
> I didn't note the part number on the focus/screen pack when I was at the
> customers house as I am getting your email after the fact.....
>
> I did however do this to get the set working.
>
> 1) I turned the Green Screen to minimum. Set now had a nice red & blue
> image!
>
> 2) Played around with the Green screen pot some more....could only make it
> start with the green retrace....no real in-between setting for a useable
> image.
>
> 3) Backed the Red & the Blue pots down to their minimum settings.
>
> 4) Brought the Green back up....green came up good!
>
> 5) Brought the Red & Blue back up . Nice picture now!
>
>
> Either the Screen/Focus pack's internal tolerances drifted enough to cause
> this OR we have a defective focus pack OR......????
>
> The screen controls are very touchy on all of Sony projos.....no? Could
be
> that they were not tweaked optimally at the factory & let go after a good
> break-in period ( 1 1/2 years)?
>
>
>
> Jeff Stielau
> Shoreline Electronics Repair
> 125 Beech Tree Lane
> Westbrook, CT 06498
> 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: "Leonard G. Caillouet" <lcaillo@xxxxxxxxxxxx>
> To: <techassist@xxxxxxxxxxxxx>
> Sent: Thursday, November 21, 2002 10:57 AM
> Subject: [TechAssist] Re: Sony KP53HS10 CRT Problem?
>
>
> >
> > I see no tips for this specifically but if you find you have a bad focus
> > block note the following form Sony:
> >
> > For the focus pack on KP-53HS10 only P/N 1-223-925-51 and 1-223-925-61
are
> > acceptable.
> >
> > P/N 1-223-925-31 or 1-223-925-32 is not acceptable.
> >
> > This would also apply to KP-61HS10, KP-53XBR200, KP-61XBR200,
KP-53XBR300,
> > and KP-61XBR300.
> >
> > These models use two Dynamic Focus output signals. P/N 1-223-925-31 is
> used
> > for models with only one output signal and therefore not compatible.
> >
> > Leonard G. Caillouet
> > Service Manager
> > Electronics World
> > Gainesville, FL
> > 352-332-5608
> > 352-332-5668 (fax)
> >
> > ----- Original Message -----
> > From: "Shoreline Electronics" <jstielau@xxxxxxxx>
> > To: "Tech Assist Group" <techassist@xxxxxxxxxxxxx>
> > Sent: Wednesday, November 20, 2002 6:39 PM
> > Subject: [TechAssist] Sony KP53HS10 CRT Problem?
> >
> >
> > >
> > >
> > > Make : Sony
> > > Model : KP53HS10
> > > Problem : Video comes on with bright green picture with image &
retrace
> > then
> > > shuts off. Timer LED blinks in groups of 7 ( HV shutdown according to
my
> > > notes!)
> > >
> > > This HDTV is about 15 months old.....looks like the green CRT may be
at
> > > fault.
> > >
> > > Has this been a common problem on these newer Sony HDTV's?
> > >
> > > If the CRT's are at fault , we will have to refer to a ASC for
warranty
> > > repair.
> > >
> > >
> > >
> > >
> > > Jeff Stielau
> > > Shoreline Electronics Repair
> > > 125 Beech Tree Lane
> > > Westbrook, CT 06498
> > > 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
> > >
> > >
> > >
> > >
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