[TechAssist] Re: Sony KV27S35 (AA-2 chassis) no raster but has audio
- From: "mike wilson" <mykeelike@xxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Thu, 23 Jan 2003 15:25:46 -0800
I have this in my notes. Sound ok no hv, caused by shorted fly.Suck pin 38
IC531 to disable shutdown,put 100 ohm in series with hot collector to save
transistor.Part # 1-453-207-11.
Mike Wilson
A M Stereo & Video
Seattle WA
----- Original Message -----
From: "Gemini Computer & TV" <geminitv@xxxxxxxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Thursday, January 23, 2003 12:14 PM
Subject: [TechAssist] Re: Sony KV27S35 (AA-2 chassis) no raster but has
audio
>
> It continuously blinks because I have no H/V or horizontal drive,
therefore
> I never even get close to getting vertical. I believe this 9 volt line
being
> only about 7.85 volts is key here.
>
> Bob Waterman, CET® #RI-28
> Master Technician License #9109
> Service Manager
> Gemini Computer, TV, & Security Alarms
> (508)695-7302
> (508)695-7769 FAX
> geminitv@xxxxxxxxxxxxxxxx
> geminitv@xxxxxxx
>
> ----- Original Message -----
> From: "Peter oliver" <oliver_peter1@xxxxxxxxxxx>
> To: <techassist@xxxxxxxxxxxxx>
> Sent: Thursday, January 23, 2003 2:56 PM
> Subject: [TechAssist] Re: Sony KV27S35 (AA-2 chassis) no raster but has
> audio
>
>
> >
> > I have had bad connections on the Vetrical IC blank the picture on some
of
> > these. Also does the standby lamp on the front blink in any pattern?
> >
> > Peter Oliver
> > Tucson Radio TV
> >
> >
> >
> >
> >
> >
> > From: "Gemini Computer & TV" <geminitv@xxxxxxxxxxxxxxxx>
> > Reply-To: techassist@xxxxxxxxxxxxx
> > To: "Techassist" <techassist@xxxxxxxxxxxxx>
> > Subject: [TechAssist] Sony KV27S35 (AA-2 chassis) no raster but has
audio
> > Date: Thu, 23 Jan 2003 14:43:24 -0500
> >
> >
> > I have a Sony KV27S35 (AA-2 chassis)with no raster but has audio. I am
not
> > getting high voltage and I have no horizontal drive from the jungle IC.
As
> > it turns out, I only have about 7.85 volts (loaded) on my 9 volt supply
> from
> > the power supply. I have replaced the 9 volt regulator and it's
capacitor
> > C647 as well as the jungle IC. All parts were replaced with Sony
originals
> > but I still have the exact same conditions. Sony technical assistance
> could
> > not help beyond recommending replacing the 9 volt regulator (I did not
> > realize I had one in stock when I was troubleshooting it with them). I
> found
> > one and installed it but I am still at the starting line. No wonder my
> > daughter asks me if Moses parted my hair!!!!! Any takers?
> >
> > Bob Waterman, CET® #RI-28
> > Master Technician License #9109
> > Service Manager
> > Gemini Computer, TV, & Security Alarms
> > (508)695-7302
> > (508)695-7769 FAX
> > geminitv@xxxxxxxxxxxxxxxx
> > geminitv@xxxxxxx
> >
> >
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