HP ESG Series User Manual page 88

ESG Series Signal Generator Instrument-Specific Error Messages
Attenuator hold setting over range;Power set to
lower limit.
Indicates that the firmware has changed the power setting to a
value other than the requested value due to the fact that, while
in attenuator hold mode, the user has requested a power setting
that is below the ALC range for the attenuator setting. The
power has been set to the lower limit.
Attenuator hold setting over range;Power set to
upper limit.
Indicates that the firmware has changed the power setting to a
value other than the requested value due to the fact that, while
in attenuator hold mode, the user has requested a power setting
that is above the ALC range for the attenuator setting.
508
Synthesizer unlocked
Indicates that the synthesizer is unlocked. Service may be
needed.
509
Output Section input overdrive
Internal error: report to factory.
511
Output unleveled
Indicates that the instrument's output is unleveled.
512
Reference unlocked
Indicates that the instrument's reference is unlocked. If an
external reference is connected, check the frequency and
power. It is possible for this to occur during a poor
connection/disconnection of an external reference. If this error
reoccurs when no external reference is connected, the
instrument may require service.
513
Het VCO unlocked
Indicates that the VCO used to generate output frequencies
below 250 MHz is unlocked. The instrument may require
service.
Troubleshooting
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