Jim You have to be careful at that speed that ypu don't hit one of those mad cows we have here. Al G Al's TV-Electronics Pembroke Ont. Canada Jim Myers wrote: > > So if it reads about 120 ohms Celsius , or about 45 ohms Fahrenheit it's a > keeper, eh? By the way, I was in Canada this past weekend, it was fun > driving 100 for a change, sure beats 65. > ************************************************** > Jim Myers > Since 1972 > Telrad Electronic Services Co. > Fort Wayne, IN 46815 > ************************************************* > ----- Original Message ----- > From: "Teltek3" <teltek3@xxxxxxxxxxxx> > To: <techassist@xxxxxxxxxxxxx> > Sent: Friday, July 18, 2003 6:35 AM > Subject: [TechAssist] Re: Zenith flyback --FIXED > > Well yeah...we use "metric" ohms here. Like Farenheit and Celsius. > > -Ed- > Tel-Tek Electronics > Ontario-Canada > > teltek3@xxxxxxxxxxxx > ----- Original Message ----- > From: "Intrepid Video Support" <support@xxxxxxxxxxxxxxxxxx> > To: <techassist@xxxxxxxxxxxxx> > Sent: Friday, July 18, 2003 2:34 AM > Subject: [TechAssist] Re: Zenith flyback --FIXED > > > Ed, > > Must be that Canadian exchange rate for voltage measurements. > > I have always read around 50vdc,....anything higher than 60vdc on a HOT, I > chuck. > > > > Jeff Dougherty > > Intrepid Video TV/VCR > > 263 S Front St > > Steelton PA 17113 > > fax...717-564-4952 > > www.intrepid-video.com www.tech-repair.net > > > > ----- Original Message ----- > > From: "teltek3" <teltek3@xxxxxxxxxxxx> > > To: <techassist@xxxxxxxxxxxxx> > > Sent: Wednesday, July 16, 2003 2:48 PM > > Subject: [TechAssist] Re: Zenith flyback --FIXED > > > > > > Jim; > > 45 ohms??? I normally read 120 to 145 ohms..are you sure about 45? > > > > -Ed- > > Tel-Tek Electronics > > Ontario-Canada > > teltek3@xxxxxxxxxxxx > > ----- Original Message ----- > > From: "Jim Myers" <jr.myers@xxxxxxxxxxx> > > To: <techassist@xxxxxxxxxxxxx> > > Sent: Wednesday, July 16, 2003 1:36 PM > > Subject: [TechAssist] Re: Zenith flyback --FIXED > > > > > > > Tom, R-U sure? Most HO transistors have an internal base to emitter > > resistor > > > of about 45 ohms. This is a mistake we have all made at least once. > > > ************************************************** > > > Jim Myers > > > Since 1972 > > > Telrad Electronic Services Co. > > > Fort Wayne, IN 46815 > > > ************************************************* > > > ----- Original Message ----- > > > From: "Tri-County Tv" <tricountytv@xxxxxxxxxxxxx> > > > To: <techassist@xxxxxxxxxxxxx> > > > Sent: Wednesday, July 16, 2003 12:29 PM > > > Subject: [TechAssist] Re: Zenith flyback --FIXED > > > > > > > > > Jeff, > > > Sorry it took a little while to get back to you, as I busy > kicking > > > myself in the AXX as you were completely right, and I should have known > > > better. The H.O. Transistor has a base to emitter short of 45 ohms, when > I > > > checked it in circuit it read shorted but I took for granted it was just > > > drive transformer secondary winding. But when you think about it > > logically, > > > it had to be the H.O.Transistor. Thanks Again , and to all who replied > so > > > quickly. > > > Tom Berger > > > Tri-County TV > > > Robbinsville > > > North Carolina 28771 > > > (tricountytv@xxxxxxxxxxxxx) > > > ----- Original Message ----- > > > From: "Shoreline Electronics" <jstielau@xxxxxxxx> > > > To: <techassist@xxxxxxxxxxxxx> > > > Sent: Wednesday, July 16, 2003 12:23 PM > > > Subject: [TechAssist] Re: Zenith flyback --need sub info > > > > > > > > > > Remove the output transistor completely: Fire up the set and check > for > > > good > > > > base drive...that will confirm your H-drive question: > > > > > > > > Try another output transistor to be sure....it really sounds like it's > > > > defective...since PS is not squealing once you unsolder the collector. > > > > > > > > ========================== > > > > Jeff Stielau > > > > Shoreline Electronics Repair > > > > 344 East Main Street > > > > Clinton,CT 06413 > > > > 860-399-1861 > > > > 860-664-3535 (fax) > > > > jstielau@xxxxxxxx > > > > ========================== > > > > "If you push something hard enough it will fall over." > > > > Fudd's First Law of Opposition - Sir Sidney Fudd > > > > > > > > > > > > ----- Original Message ----- > > > > From: "Tri-County Tv" <tricountytv@xxxxxxxxxxxxx> > > > > To: <techassist@xxxxxxxxxxxxx> > > > > Sent: Wednesday, July 16, 2003 12:14 PM > > > > Subject: [TechAssist] Re: Zenith flyback --need sub info > > > > > > > > > > > > > Jeff, > > > > > I checked that and it's good.I did notice that there is no b+ > > > > getting > > > > > to the driver transformer and I'm not sure if I should have voltage > > > there > > > > > when you first plug it in. > > > > > Tom Berger > > > > > Tri-County TV > > > > > Robbinsville > > > > > North Carolina 28771 > > > > > (tricountytv@xxxxxxxxxxxxx) > > > > > ----- Original Message ----- > > > > > From: "Shoreline Electronics" <jstielau@xxxxxxxx> > > > > > To: <techassist@xxxxxxxxxxxxx> > > > > > Sent: Wednesday, July 16, 2003 12:02 PM > > > > > Subject: [TechAssist] Re: Zenith flyback --need sub info > > > > > > > > > > > > > > > > Your Horizontal Output is probably shorted. > > > > > > > > > > > > ========================== > > > > > > Jeff Stielau > > > > > > Shoreline Electronics Repair > > > > > > 344 East Main Street > > > > > > Clinton,CT 06413 > > > > > > 860-399-1861 > > > > > > 860-664-3535 (fax) > > > > > > jstielau@xxxxxxxx > > > > > > ========================== > > > > > > "If you push something hard enough it will fall over." > > > > > > Fudd's First Law of Opposition - Sir Sidney Fudd > > > > > > > > > > > > > > > > > > ----- Original Message ----- > > > > > > From: "Tri-County Tv" <tricountytv@xxxxxxxxxxxxx> > > > > > > To: <techassist@xxxxxxxxxxxxx> > > > > > > Sent: Wednesday, July 16, 2003 11:19 AM > > > > > > Subject: [TechAssist] Zenith flyback --need sub info > > > > > > > > > > > > > > > > > > > Hello, > > > > > > > I got this zenith color TV model SS2761S , module 9-913 > > > ,and > > > > > the > > > > > > flyback had a slit in the side with stuff oozzing out , Flyback # > > > > 95-4203 > > > > > , > > > > > > when you look this # up on tritronics, it shows a 95-4203-REP for > 17 > > > > > > dollars, so I ordered it, and installed it into the module and now > , > > > > when > > > > > > you plug it in, the ps squeals, so I replaced all the usual ps > > > > components, > > > > > > and same problem,also checked for shorts on secondary of fly and > > > > > everything > > > > > > looks ok, If I disconnect the collector of the HOT it stops > > squealing > > > > and > > > > > ps > > > > > > voltages return to normal, however I am not reading and B+ on any > > legs > > > > of > > > > > > the driver transformer, I do not have the schematic and would > > greatly > > > > > > appreciate if someone could upload one. Could this replacement fly > > be > > > > the > > > > > > trouble? Has anyone had experience with this flyback? > > > > > > > Tom Berger > > > > > > > Tri-County TV > > > > > > > Robbinsville > > > > > > > North Carolina 28771 > > > > > > > (tricountytv@xxxxxxxxxxxxx) > > > > > > > > > > > > > > > > > > > > > > > > > > > > **************************************************************************** > > > > > > * > > > > > > > CHECK OUT THE NEW CHATROOM! 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