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Chapter 1 93
Instrument Messages
Instrument Messages
Instrument Messages
Annunciator Ext Ref
This message appears in the right side of the annunciator bar in green.
When this message appears it indicates that there is one or more condition
that affects the reference source. For the possible conditions and suggested
resolutions, refer to Ext Ref on page 88.
Annunciator FreqRefUnlock
This message appears in the left side of the annunciator bar in red. When
this message appears it indicates that there is one or more condition that
results in a frequency reference error. For the possible conditions and
suggested resolutions, refer to Frequency Reference Error (Freq Ref
Unlocked) on page 89.
Annunciator Overload
This message appears in the left side of the annunciator bar in red. When
this message appears it indicates that there is one or more condition that
causes a system overload. For the possible conditions and suggested
resolutions, refer to IF Overload on page 89 and the Status overload on
page 90.
Annunciator Uncal
This message appears in the left side of the annunciator bar in red. When
this message appears it indicates that there is one or more condition that
results in uncalibrated results. For the possible conditions and suggested
resolutions, refer to Meas Uncal (Oversweep) on page 90.
Annunciator Unlevel
This message appears in the left side of the annunciator bar in red. When
this message appears it indicates that there is one or more condition that
affects the leveling of an internal signal, such as the local oscillator (LO) or
the tracking generator (source). For the possible conditions and suggested
resolutions, refer to 50 MHz Osc Unlevel (50 MHz Osc Unleveled) on page
86, LO Out Unlevel (LO Out Unleveled) on page 90, Source LO Unlevel
(Source LO Unleveled) on page 91, and Source Unlevel (Source Unleveled)
on page 91.
Annunciator Unlock
This message appears in the left side of the annunciator bar in red. When
this message appears it indicates that there is one or more condition that
affects locking one or more of the local oscillators (LOs). For the possible
conditions and suggested resolutions, refer to LO Unlock (Synth Unlocked)
on page 90.