[TechAssist] Sony KV27S35 (AA-2 chassis) no raster but has audio

  • From: "Gemini Computer & TV" <geminitv@xxxxxxxxxxxxxxxx>
  • To: "Techassist" <techassist@xxxxxxxxxxxxx>
  • 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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