[time-nuts] Re: VT100 Terminal: Symmetricom TimeSource 3500

[Joe Dempster]

Try switching the RX/TX (2 and 3 pins) order.

Joe Dempster
+1 908 413 2889 (m)


On Mon, Nov 11, 2024 at 14:18 Adam Kuzych via time-nuts <
time-nuts at lists.febo.com> wrote:

> I have a Symmetricom TimeSource 3500 of unknown origin that appears to boot
> correctly, by LED action, and operates the Rb 10MHz output, but is perhaps
> undisciplined by GPS.
>
> I've read through the manual extensively, and have copied the craft port
> pinout to the working serial port on an ancient Windows XP computer running
> Hyperterminal VT100, 9600 8N1.
>
> I've tried adding an unnecessary null, and tried access as well to the
> DB-25 rear serial connector, null in and out there too, without success. No
> joy in PuTTY on a modern PC either.
>
> I've done plenty of terminal into other obsolete gear of this era, and
> never had these problems with this much effort. Could someone reach me who
> has had success on this model series?
>
> Opening it up, there doesn't appear to be any factory reset switch or any
> memory battery to pull here.
>
> I may be able to try something Wireshark to the ethernet port, but I don't
> think they intended that access for control on this model.
>
>
>
> Adam VE6WMR
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