Patient Monitor User Manual Alarm Information
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Message Cause Alarm Level Action Taken
CO
2
Hardware Error
Hardware error of CO
2
module
High
Stop measuring
function of CO
2
module, and notify
biomedical engineer
or Manufacturer’s
service staff.
CO
2
Software Error
Software error of CO
2
module
Medium
CO
2
Motor Error
Malfunction in the CO
2
motor.
High
CO
2
Factory
Calibration Data Lost
Ex-factory calibration data
of CO
2
module is lost.
Medium
CO
2
Air Pressure
Overrange
The barometric pressure
exceeds the specified
working barometric pressure
range.
High
Make sure the CO
2
module is used
within the specified
barometric pressure
range.
CO
2
No Sample Line
No sampling tube is
connected.
Medium
Connect the
sampling tube
correctly.
CO
2
No Adapter
No adapter connected Medium
Connect the adapter
correctly.
CO
2
Occlusion
CO
2
module sample line
occluded.
High
Replace the sampling
line.
CO
2
Noisy Signal
The CO
2
signal is interfered
by ambient or
electromagnetic interference
Low
Check interference
sources around the
device.