Hi No nothing would suggest a power supply to me. I'd certainly check all the power and ground pins right up front.
Bob On Jun 20, 2010, at 9:53 AM, Robert Benward wrote: > Steve, > I was looking for insight. For instance, is there a power up sequence for > the +5 & +12V? Anything I can look at before I dive in to the can? > > This is not the first HP oscillator I have that has gone dead on me. I have > a 10811 that went south on me a few years back. This is just getting > expensive to replace them when they go bad. > > And yes, if there is someone out there that can do it, I would consider > sending it out for repair. I'm an electrical engineer, but I also know my > limitations, and although it would grate at me to send it out for repair, it > would be the right thing to do (if the price is right) > > Bob > > > ----- Original Message ----- > From: Steve Rooke > To: Discussion of precise time and frequency measurement > Sent: Sunday, June 20, 2010 1:03 AM > Subject: Re: [time-nuts] (no subject) > > > Well, if your not prepared to open it up to fix it yourself, are you > looking for someone else to fix it for you (your postings need > clarifying)? > > Steve > > On 20 June 2010 16:23, Robert Benward <[email protected]> wrote: >> Adrian, >> I have all this stuff. I really don't want to open this thing up, and my >> oscillator trouble shooting skills are not that great. >> >> Bob >> >> >> ----- Original Message ----- >> From: Adrian >> To: Discussion of precise time and frequency measurement >> Sent: Saturday, June 19, 2010 11:10 PM >> Subject: Re: [time-nuts] (no subject) >> >> >> Bob, >> >> guess you know that detailed documentaion is available here: >> http://www.prc68.com/I/HPE1938.shtml >> http://www.leapsecond.com/museum/e1938a/ >> Open the can and report back! >> >> Adrian >> >> >> Robert Benward schrieb: >>> All, >>> Anybody out there know how to fix an E1938 oscillator? Something in > the >>> metal can has crapped out. No 10MHz, and in turn, no processor action. >> It >>> worked a few months ago, turn it on today, and worked after about an >> hour. >>> Turned it on again this evening and nothing. I would hate to take that >>> crystal/heater assembly apart. >>> >>> Bob >>> _______________________________________________ >>> 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. >> > > > > -- > Steve Rooke - ZL3TUV & G8KVD > The only reason for time is so that everything doesn't happen at once. > - Einstein > > _______________________________________________ > 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.
