[TechAssist] Re: Sony KV27TS20 Dim picture
- From: "Bill S" <billans@xxxxxxxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Sun, 19 May 2002 16:33:04 -0700
To all who replied, Thankyou
It did turn out to be the resistor and diode (R587 open (1.5K
1/4 wt) and leaky of shorted D518 (NTE558). I did some more digging around
and found some poor connections around the CRT socket and also in the
flyback area. Again, Thanks to all who replied...
Bill Sorensen
New Life Video & Audio
billans@xxxxxxxxxxxx
- - - - - - - - - - - - - - - - - - -
----- Original Message -----
From: "Tel-Tek Electronics" <teltek2@xxxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Saturday, May 18, 2002 7:43 AM
Subject: [TechAssist] Re: Sony KV27TS20 Dim picture
>
> Those are the ones, Ken....he didn't repost the next morning, so I suspect
> he got his answer.
>
> -Ed-
> Tel-Tek Electronics
> Midland, Ont. Canada.
> teltek2@xxxxxxxxxxxx
>
> "Quality will be remembered, long after Price is forgotten"
> ----- Original Message -----
> From: <gulftech@xxxxxxxx>
> To: <techassist@xxxxxxxxxxxxx>
> Sent: Saturday, May 18, 2002 10:26 AM
> Subject: [TechAssist] Re: Sony KV27TS20 Dim picture
>
>
> >
> > Bill,
> >
> > Don't know if Ed got back to you yet, but the answer is R587 open (1.5K
> > 1/4 wt) and leaky of shorted D518 (NTE558).
> >
> > HTH
> >
> >
> > Ken Smith
> > Gulf Technical Services
> > 3034 Gulf Breeze Parkway
> > Gulf Breeze, FL 32563
> > 850-934-8324 (Voice) 850-932-0819 (Fax)
> >
> >
> > On Fri, 17 May 2002 04:11:41 -0400 Ed Gaidies <teltek2@xxxxxxxxxxxx>
> > writes:
> > >
> > > Bill;
> > > You have an open resistor and shorted diode. I'm not in the shop at
> > > the
> > > moment..if you have no comeback on this by morning, re-send this to
> > > me in
> > > the morning, and I'll get you the fix.
> > >
> > > -Ed-
> > >
> > > > From: "Bill S" <billans@xxxxxxxxxxxx>
> > > > Reply-To: techassist@xxxxxxxxxxxxx
> > > > Date: Thu, 16 May 2002 18:06:09 -0700
> > > > To: <techassist@xxxxxxxxxxxxx>
> > > > Subject: [TechAssist] Sony KV27TS20 Dim picture
> > > >
> > > >
> > > > Hi
> > > > This unit came in not knowing what was wrong with it. We hooked
> > > it up and
> > > > saw that it was a dim picture. Neither the picture or brightness
> > > control
> > > > seem to have a lot of effect. The voltages on the G2 is 200 volts
> > > and can
> > > > be varied. G1 is about 28 volts. The cathodes are about 130 some
> > > volts.
> > > > Adjusting the screen control does not seem to make a lot of
> > > difference
> > > > either. The picture tube seems to check good. The sub brightness
> > > control
> > > > has only 5 volts on it. Is that the correct voltage for it. Is
> > > this one of
> > > > those sony's that have a video driver IC that is no longer
> > > available? Any
> > > > other thoughts?
> > > > Thanks
> > > > Bill Sorensen
> > > > New Life Video & Audio
> > > > billans@xxxxxxxxxxxx
> > > > - - - - - - - - - - - - - - - - - - -
> > > >
> > > >
> > > >
> > > >
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