Technical Alarm Messages Messages
14 - 4 0070- 0-0704-02 Passport V Operating Instructions
14.2 Technical Alarm Messages
14.2.1 ECG Alert Message
14.2.2 RESP Alert Message
ALARM MESSAGE PRIORITY REASON SOLUTION
LA Lead Off 3 LA lead off the 
patient.
Connect lead wires.
LL Lead Off 3 LL lead off the patient. Connect lead wires.
RA Lead Off 3 RA lead off the 
patient.
Connect lead wires.
V Lead Off 3 V lead off the patient. Connect lead wires.
C Lead Off 3 C lead off the patient. Connect lead wires.
F Lead Off 3 F lead off the patient. Connect lead wires.
L Lead Off 3 L lead off the patient. Connect lead wires.
R Lead Off 3 R lead off the patient. Connect lead wires.
ECG Noise 3 External interference.
Patient movement.
Check patient
Check Electrode Contacts / 
reposition electrodes /cable.
Check environment for source 
of interference.
ECG Artifact 3 External Interference
Patient movement.
Check patient
Check Electrode Contacts / 
reposition electrodes /cable.
Check environment for source 
of interference.
HR Overrange 3 Heart rate outside of 
measureable range
Check patient.
ST-<X> Overrange 3 ST deviation outside 
of measureable 
range.
Check patient.
ECG Weak Signal 3 ECG signals are too 
weak to be analyzed.
Check ECG leads to see if 
there is good contact between 
the leads and the patients 
skin.
ALARM MESSAGE PRIORITY REASON SOLUTION
CVA 3 Can be caused by 
shallow breathing or 
an apnea event.
Patient HR and 
respiratory rate 
identical.
Check the patient.
Adjust scales or leads if 
necessary.
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