GE Corometrics 250cx Series Operator's Manual page 223

Items listed in inverse video are
contributing factors to the alert.
Other items may indicate an alert
is pending.
The alert level is blank indicating
there is no active alert for this FHR.
The alert parameter information is
available, even if there is no alert
associated with this FHR.
Revision C
Spectra Alerts: Alert Parameters Summary
The next Figure shows an example of alert parameters for the US Setup screen when
the FHR is not associated with any alert.
250cx Series Maternal/Fetal Monitor
2036946-001
Alert Parameters Example—FECG is the FHR associated with the alert
Alert Parameters Example—US is not associated with any alert
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