Good comment on leaving it on for a long time if the almanac has been lost. You see nothing accept the green pwr led and I have seen 48 hours to lock. I added a batter 2 X AA and that keeps the almanac and enhances startup. But nothing like a modern 30 sec or less receiver. WB8TSL
On Tue, Jan 26, 2016 at 5:30 AM, Artek Manuals <[email protected]> wrote: > John > I am no expert but I have been playing ( A lot) with my Z3801 during the > last month, after having it in storage for 15 years ! > > What software program are you running, under what operating system? > Can you see the satellites being tracked in the receiver status window in > SATSTAT? on the computer? > > I have had very poor success using the Belkin USB to serial adapters And > picked up a laptop running a real RS-232 port and Windows XP. > > Without being able to see commands and the Receiver Status on the computer > it can be a bit hard to troubleshoot blind this beast. > > In my case I still get glitchy things going on with Z38xx program by the > German fellow and I had to revert back to SATSTAT to do set up. Then I > revert back to Z38xx for its graphics displays of the data once the > receiver settles in > > Dave > > > > > > > On 1/25/2016 8:54 PM, John Green wrote: > >> After running continuously for about 3 years at work, I stored my Z3801 >> for >> a little over a year. I recently took it out of storage and when I hooked >> it up, all I get is a power on light. The front panel LEDs light in >> sequence and the 6 inside blink red once and then the last one blinks >> continuously as always. Thing is, it never locks on GPS. I even left it on >> over night. When run on 27 volts, it starts out at about 1.1 amps, then >> after about 10 minutes, goes up to 1.26 amps. Then, after about 30 more >> minutes, it settles down to .88 amps and stays there. The OCXO gets warm. >> I >> haven't checked for 10 MHz out, but I am pretty sure it is there. I hooked >> it up to my netbook but I get no response from it at all. I am using one >> of >> those USB to serial devices and it used to work. I am looking for a PC >> with >> a real serial port to try. I know the antenna is good. It works with one >> of >> those Symmetricom GPSDO cards. Having heard about the evils of tantalum >> capacitors for years, I replaced them all except for those on the GPS >> receiver board itself. All the test points that call out a voltage read >> correctly. I'm thinking of trying a new GPS board next. I have had this >> thing a long time and it has always just worked. Any ideas what the >> problem >> is? >> _______________________________________________ >> 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. >> >> > > -- > Dave > [email protected] > www.ArtekManuals.com > > > --- > This email has been checked for viruses by Avast antivirus software. > https://www.avast.com/antivirus > > > _______________________________________________ > 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.
