Correct. F701 is OK. Will await your scan. Thx, Phil Bader al m wrote: >Phil there is a fuse F701 going to Pin 9.you are checking the high voltage >drive circuit. Will send scan >Al Marquardt >ampm@xxxxxxx >Al Marquardt Electronic Repair >206 W Main >Girardville Pa. 17935 >----- Original Message ----- >From: "Phil Bader" <tjanphyl@xxxxxxxxxxxxxxx> >To: <techassist@xxxxxxxxxxxxx> >Sent: Wednesday, April 07, 2004 12:47 PM >Subject: [TechAssist] Re: RCA Colortrak projo model PPR475T (chassis?) >sound, no pix > > > > >>I can power it on with sound, recieves cable, stereo led indicates >>stereo signal. No HV. >>A few checks: >>H. driver transistor Q703 has +124 VDC collector. >>HOT (?) Q704 no B+ at collector. Is NOT shorted, has diode action with >>meter. >> Large cap C904 has +122VDC. >> Flyback pin 9 "B+" has no voltage on it. >>Connector GB pin 3 has zero volts. (seems to be a B+ piont) >>BTW this seems the same as the PPP400 and PPR500 models. All Hitachi >>VP6X chassis. >>Any notes ? >>Thanks, >>All for now. >>Phil Bader >> >>al m wrote: >> >> >> >>>Phil I've got a VP6X manual on paper. What do you need? >>>Al Marquardt >>>ampm@xxxxxxx >>>Al Marquardt Electronic Repair >>>206 W Main >>>Girardville Pa. 17935 >>>----- Original Message ----- >>>From: "Phil Bader" <tjanphyl@xxxxxxxxxxxxxxx> >>>To: <techassist@xxxxxxxxxxxxx> >>>Sent: Wednesday, April 07, 2004 12:17 PM >>>Subject: [TechAssist] Re: RCA Colortrak projo model PPR475T (chassis?) >>>sound, no pix >>> >>> >>> >>> >>> >>> >>>>Internally, it has a ID tag: >>>>Hitachi VP6X chassis. >>>>Phil Bader >>>> >>>>Phil Bader wrote: >>>> >>>> >>>> >>>> >>>> >>>>>This has got to be 15+ yrs old.Wood cabinet. "ColorTrak". >>>>>Any one old enough to have histories on this one? >>>>>;-) >>>>>Phil Bader >>>>> >>>>> >>>>> >>>>> >>>>> >>>>> >>>>> >>>>-- >>>> >>>>Philip Bader >>>>Jan Phyl TV Inc. (estab. 1976) >>>>3420 Recker Hwy. Winter Haven, Fl. 33880 >>>>Fax (863) 299-8821 >>>>email: tjanphyl@xxxxxxxxxxxxxxx >>>> >>>> >>>> >>>> >>>> >>>-------------------------------------------------------------------------- >>> >>> >>>> >>>> >>>--- >>> >>> >>> >>> >>>>Lost Password: >>>>http://www.tech-assist.org and select "Login Problems?". >>>>Email Archives: >>>>//www.freelists.org/archives/techassist/ >>>> >>>> >>>> >>>> >>>> >>>> >>> >>> >>> >>--------------------------------------------------------------------------- >> >> >-- > > >>>Lost Password: >>>http://www.tech-assist.org and select "Login Problems?". >>>Email Archives: >>>//www.freelists.org/archives/techassist/ >>> >>> >>> >>> >>> >>-- >> >>Philip Bader >>Jan Phyl TV Inc. (estab. 1976) >>3420 Recker Hwy. Winter Haven, Fl. 33880 >>Fax (863) 299-8821 >>email: tjanphyl@xxxxxxxxxxxxxxx >> >> >> >>-------------------------------------------------------------------------- >> >> >--- > > >>Lost Password: >>http://www.tech-assist.org and select "Login Problems?". >>Email Archives: >>//www.freelists.org/archives/techassist/ >> >> >> >> > > > >----------------------------------------------------------------------------- >Lost Password: >http://www.tech-assist.org and select "Login Problems?". >Email Archives: >//www.freelists.org/archives/techassist/ > > > -- Philip Bader Jan Phyl TV Inc. (estab. 1976) 3420 Recker Hwy. Winter Haven, Fl. 33880 Fax (863) 299-8821 email: tjanphyl@xxxxxxxxxxxxxxx ----------------------------------------------------------------------------- Lost Password: http://www.tech-assist.org and select "Login Problems?". Email Archives: //www.freelists.org/archives/techassist/