Peter,
The calibration error codes are listed in service manual volume 3, page 11-15. May be ROM Checksum Error but follow recommended procedure in manual for your particular observations.
Dennis
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On Sat, 10/14/17, ve3poa@... [hp_agilent_equipment] <hp_agilent_equipment@...> wrote:
Subject: [hp_agilent_equipment] 3585B Spectrum Analyzer
To: hp_agilent_equipment@...
Date: Saturday, October 14, 2017, 3:40 PM
I was fortunate enough to receive the 3585b SA recently.
When I first picked it up it powered up fine and display
appeared to be normal.? Getting it home and after
setting it up, it again worked fine. I ran some tests and
looked at signals on the screen and was happy with what I
was seeing.
However powering it up a couple of days later, there is no
display other than a dot in the centre that flashes. While
booting up, 1st heard is one beep followed shortly by 2 and
then a long pause before several beeps are heard,
about? 28.? They start off quickly and then slow
down near the end.
I've re-seated some boards and several connections with
no change in results.
Any help in pointing me in next steps would be most
appreciated.
thanks, Peter
ve3poa