Must be a different chassis, this one does not have an R612, Thanks anyway. Gary Pahls Beloit Entertainment Center bec@xxxxxxxxx ----- Original Message ----- From: "repair11" <repair11@xxxxxxx> To: <techassist@xxxxxxxxxxxxx> Sent: Monday, November 07, 2005 12:47 PM Subject: [TechAssist] Re: Sanyo DS35520 Dead Set, Q605 Shorted > > Gary, check R612 out of ckt, hth. > > > > Charles Betzler > Best Electronics > repair11@xxxxxxx > > > > > ----- Original Message ----- > From: "Gary Pahls" <bec@xxxxxxxxx> > To: <techassist@xxxxxxxxxxxxx> > Sent: Monday, November 07, 2005 12:39 PM > Subject: [TechAssist] Sanyo DS35520 Dead Set, Q605 Shorted > > >> This set came in Dead, Q605 Shorted. After replacing Q605 the set is > still dead but there is a chatter coming from the power supply. Scoping > the > oscillator circuit and bring the power supply up slowly It appears that > the > power supply runs OK to about 40 VAC. Increasing the voltage beyond this > point causes the oscillator to break up into high frequency bursts causing > the chatter we here. Has anyone had experience like this? We have > subsituted virtually every part in the power supply with no results. > There > are no secondary shorts loading it down. WE'RE STUMPED. >> TIA >> >> Gary Pahls >> Beloit Entertainment Center >> bec@xxxxxxxxx >> -------------------------------------------------------------------------- > --- >> This Email List is accessible to the general public through search > engines. Remove: http://www.tech-assist.org/remove.htm >> Set Vacation > mailto:ecartis@xxxxxxxxxxxxx?subject=set%20techassist%20vacation >> Lost Password: http://www.tech-assist.org and select "Login Problems?". >> Email Archives: //www.freelists.org/archives/techassist/ >> > > > ----------------------------------------------------------------------------- > This Email List is accessible to the general public through search > engines. Remove: http://www.tech-assist.org/remove.htm > Set Vacation > mailto:ecartis@xxxxxxxxxxxxx?subject=set%20techassist%20vacation > Lost Password: http://www.tech-assist.org and select "Login Problems?". > Email Archives: //www.freelists.org/archives/techassist/ ----------------------------------------------------------------------------- This Email List is accessible to the general public through search engines. Remove: http://www.tech-assist.org/remove.htm Set Vacation mailto:ecartis@xxxxxxxxxxxxx?subject=set%20techassist%20vacation Lost Password: http://www.tech-assist.org and select "Login Problems?". Email Archives: //www.freelists.org/archives/techassist/