Look at the Ohms readings. It's not open, if the readings are right. -John
============= > Try putting a light load on the transformer when you measure the output > voltage (maybe 1K). You may find that terminals 2-3 are open circuit > rather than short. Maybe that's why CR10 survived - the transformer > blew first. > > Ed > > Brooke Clarke wrote: >> Hi John: >> >> It's hard to say. With the A4 Inguard p.s. board removed when powered >> up the fan comes on and the display lights up with the error message. >> >> So, measured on the primary side, there's 25 ma AC current going to >> the transformer then to the Outguard p.s. and fan. >> >> Have Fun, >> >> Brooke Clarke >> http://www.prc68.com >> >> J. Forster wrote: >>> Looks like it. Does the transformer draw much current with the PCB >>> removed? If it has shorted turns, as it appears, it likely will. Does >>> it >>> get hot? >>> >>> -John >>> >>> ================= >>> >>> >>>> Hi: >>>> >>>> I think the power transformer got cooked. Have a look at the Vac >>>> and Ohms >>>> data: http://www.prc68.com/I/HP3458DVM.shtml#T1 >>>> >>>> Force a browser refresh to see the latest schematic. >>>> >>>> Have Fun, >>>> >>>> Brooke Clarke >>>> http://www.prc68.com >>>> >>>> >>>> _______________________________________________ >>>> time-nuts mailing list -- [email protected] >>>> To unsubscribe, go to >>>> https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts >>>> and follow the instructions there. >>>> >>>> >>> >>> >> >> _______________________________________________ >> time-nuts mailing list -- [email protected] >> To unsubscribe, go to >> https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts >> and follow the instructions there. > > _______________________________________________ > time-nuts mailing list -- [email protected] > To unsubscribe, go to > https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts > and follow the instructions there. > > _______________________________________________ time-nuts mailing list -- [email protected] To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.
