Operator's Manual

Rad-97 Chapter 13: Alarms and Messages
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NomoLine Capnography Messages
The following section lists common NomoLine capnography messages, their potential causes,
and next steps.
Message Potential Causes Next Steps
No Breath
Detected
• Indicates no breath is
detected within selected
apnea timeout setting.
• Confirm patient is properly
connected to sampling line.
• Check patient breathing circuit.
• Replace sampling line.
Replace
Sampling Line
• Indicates that a sampling
line is clogged or blocked,
not allowing flow.
• Indicates that the
sampling line should be
replaced.
• Check for a blockage and replace
the sampling line if necessary.
• Replace the sampling line
No Sampling
Line
• Indicates that a sampling
line is not connected to
Rad-97.
• Reconnect the sampling line
Check Ambient
Temperature
• Indicates that the internal
temperature is out of
range.
• Confirm standard operating
conditions.
• Contact Masimo Technical
Support. See Chapter 16: Service
and Maintenance on page 203.
Check Ambient
Pressure
• Indicates ambient
pressure measurement
out of range.
• Confirm standard operating
conditions.
• Contact Masimo Technical
Support. See Chapter 16: Service
and Maintenance on page 203.
Replace Module
• Indicates sensor error.
• Indicates hardware error.
• Indicates software error.
• Contact Masimo Technical
Support.
• See Chapter 16: Service and
Maintenance on page 203.
Low EtCO
2
SIQ
Low FiCO
2
SIQ
• EtCO
2
or FiCO
2
measurement is outside
specified accuracy range.
• If the message is persistent, verify
gas reading with reference
instrument or with calibration gas.
• Ensure patient is properly
connected to sampling line.
Zeroing Required
• Indicates zeroing to
environmental
• Perform a leakage check. See
Leakage Check on page 210.