This is tough one! I thought of the coupling caps etc, already. I resoldered everything as well for good measure. I'm thinking maybe a transformer problem or the new strs6301 is junk. I rather doubt that to be the case though, since the original symptom remains. Yep, it's ring time for the xfmr... Jim McVey McVey Alltronix 327 Broadway Newburgh N.Y. 12550 "If it doesn't play... CALL MCVEY !!!!!!" Factory authorized service for over 20 major brands. 845 561 8383 (Last of the Mohegans) Damon wrote: >Also check the caps located across the transformer, as they initialize >oscillation....without them the 6301 will just set there dead in the water. > >Damon Brunger >Telrad Electronics >Fort Wayne IN >----- Original Message ----- >From: "becyn" <becyn@xxxxxxxxxx> >To: <techassist@xxxxxxxxxxxxx> >Sent: Monday, April 04, 2005 11:43 AM >Subject: [TechAssist] Sony KV27EXR20, power supply NG > > > > >>hello all, >> >>I have gone the distance with this power supply, with no positive >>results! >>So far I've changed the strs6301, caps in the soft start cicuit, check >>the diodes >>and transistors, but the damn thing just won't start! Oh, and the 270k >>kick bias resitor is >>good too!. >>Also checked for for secondary shorts, but there were none. >>Anyone got another idea on this? >> >>Jim McVey >>McVey Alltronix >>327 Broadway >>Newburgh N.Y. 12550 >> >>"If it doesn't play... >>CALL MCVEY !!!!!!" >>Factory authorized >>service for over 20 >>major brands. >>845 561 8383 >>(Last of the Mohegans) >> >> >>-- >>No virus found in this outgoing message. >>Checked by AVG Anti-Virus. >>Version: 7.0.308 / Virus Database: 266.9.1 - Release Date: 4/1/05 >> >>-------------------------------------------------------------------------- >> >> >--- > > >>This Email List is Public. Remove: http://www.tech-assist.org/remove.htm >>Lost Password: http://www.tech-assist.org and select "Login Problems?". >>Email Archives: //www.freelists.org/archives/techassist/ >> >> >> >>-- >>Internal Virus Database is out-of-date. >>Checked by AVG Anti-Virus. >>Version: 7.0.308 / Virus Database: 266.8.0 - Release Date: 3/21/2005 >> >> >> >> > > >----------------------------------------------------------------------------- >This Email List is Public. Remove: http://www.tech-assist.org/remove.htm >Lost Password: http://www.tech-assist.org and select "Login Problems?". >Email Archives: //www.freelists.org/archives/techassist/ > > > > -- No virus found in this outgoing message. Checked by AVG Anti-Virus. Version: 7.0.308 / Virus Database: 266.9.1 - Release Date: 4/1/05 ----------------------------------------------------------------------------- This Email List is Public. Remove: http://www.tech-assist.org/remove.htm Lost Password: http://www.tech-assist.org and select "Login Problems?". Email Archives: //www.freelists.org/archives/techassist/