HR Troubleshooting Heart Rate (HR)
12 - 6 V Series Operating Instructions
12.3.3 Message Area
The HR Tile Message Area displays messages indicating the current state of the HR parameter. When a 
message is displayed, it overwrites the units of measure. If there is more than one message to display, 
the messages scroll.
12.4 HR Troubleshooting
The HR tile message area displays messages indicating the current state of the HR parameter. If there 
is more than one message to display, the messages scroll.
MESSAGE DETAILS
HR High Alarm Violation The HR alarm limit is equal to or exceeds the high HR alarm limit. 
HR Low Alarm Violation The HR alarm limit is equal to or exceeds the low HR alarm limit. 
ESU An ESU event was detected and the ECG Respiration is disabled. 
ECG Noise There is noise present on one or more leads.
Acquiring ECG The ECG algorithm is calculating the HR by analyzing the ECG signals.
MESSAGE/PROBLEM REASON SOLUTION
The HR value display in a hollow 
font (as shown in FIGURE 4-4).
The measurement value is 
compromised by an ECG Noise or 
ESU event.
Resolve technical issue.
Dashes “- -” display in place of 
numerics.
The measurement is invalid. Check the patient.