Here's all I have on high B+. C4108 CR4122 C4102 C4104 C4141 Q4105 I suggest replacing rather than checking. Especially, at this point. I know it's not the usual failure mode, but how about changing the Regulator IC ? What about the chopper transistor?? Stranger things have happened. HTH Walter --- "Larry E." <videotech@xxxxxxxxxxxx> wrote: > Jeff, thanks for the reply, changed them, no > change. Larry E > > Larry Eastman > American TV & Electronics > > Shoreline Electronics wrote: > > > Even still...replace them if they are > original...to be sure...and to > > eliminate them failing down the road. > > > > ================================= > > Jeff Stielau > > Shoreline Electronics Repair > > 344 East Main Street > > Clinton,CT 06413 > > (860)399-1861 > > (860)664-3535 FAX > > jstielau@xxxxxxxx > > ================================= > > ----- Original Message ----- > > From: "Larry E." <videotech@xxxxxxxxxxxx> > > To: <techassist@xxxxxxxxxxxxx> > > Sent: Saturday, January 31, 2004 2:27 PM > > Subject: [TechAssist] Re: PTK 169PTC P60153EB > reg. B+ too high shutsdown > > > > > Wayne, already posted that C4102 was > replaced, 104, 108 have been checked, > > Larry > > > E > > > > > > Larry Eastman > > > American TV & Electronics > > > Crystal River, Fl. 34428 > > > > > > Wayne Vanaman wrote: > > > > > > > In the power supply primary, there are > three caps to change, a 2.2, a > > 15, > > > > and either a 39 or 47. > > > > > > > > Wayne Vanaman > > > > Omega Electronics > > > > 6904 W Fairfield Dr > > > > Pensacola, Fl. 32506-3310 > > > > > > > > Wayne@xxxxxxxxxxxxxxxxxxxxx > > > > WWW.PensacolaTVRepair.Com > > > > > > > > 850-456-5995 voice > > > > 850-458-6369 fax > > > > > > > > ----- Original Message ----- > > > > From: "Larry E." <videotech@xxxxxxxxxxxx> > > > > To: "tech-assist" > <techassist@xxxxxxxxxxxxx> > > > > Sent: Saturday, January 31, 2004 12:17 PM > > > > Subject: [TechAssist] PTK 169PTC P60153EB > reg. B+ too high shutsdown > > > > > > > > > Hi Guys, I could definitely use some help > on this PTK169, All standby > > > > > voltages are correct, > > > > > set starts to come up then immediately > shutsdown, originally I > > replaced > > > > > Cr4118 and C4102, > > > > > set ran perfectly in shop, brought to > customers house, and set > > wouldn`t > > > > > start, set will start at > > > > > approx. 80 volts on variac but I have to > back it down immed. to 69 > > volts > > > > > to keep it running, > > > > > at this setting the run regulated voltage > is already at 135 volts, of > > > > > course if I try to increase the > > > > > variac it shuts down. I have checked > Y4301, CR4123, CR4401, CR4402, > > > > > C4104, C4108 > > > > > C4401, C4402, C4406, I removed the anode > lead from the splitter, still > > > > > shutsdown immediately > > > > > I`m lost at this point any ideas? tia, > Larry E > > > > > Larry Eastman > > > > > American TV & Electronics > > > > > Crystal River, Fl. 34428 > > > > > > > > > > > > > > > > > > -------------------------------------------------------------------------- > > > > --- > > > > > Jokes, complaints, off topics, general > chat. Everything other than > > repair > > > > > help problems can be found at this new > list. 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