D - 4
SpO2 Low Signal
Quality
Low C 1. Check the sensor and sensor
position.
2. Make sure the patient is not
shivering or moving.
3. The patient’s pulse may be too low
to be measured.
SpO2
Interference
Low C The SpO
2
signal has been interfered.
Check for any possible sources of
signal noise and check the patient
for excessive motion.
SpO2 Sensor
Error
Low C Replace the sensor and measure
again.
SpO2 Searching
Pulse
Prompt / SpO
2
is searching for pulse.
SpO2 Low
Perfusion
Prompt / The SpO
2
sensor is not properly
placed or the patient’s perfusion
index is too low.
1. Check the sensor and sensor
position.
2. Reposition the sensor if necessary.
Replace SpO2
Cable
Low C The SpO
2
cable expired, cannot be
recognized, or failed. Replace the
SpO
2
cable.
Prompt The SpO
2
cable is about to expire.
Replace the SpO
2
cable.
Incompatible
SpO2 Cable
Low C The SpO
2
cable connected is not
compatible with the equipment.
Replace the SpO
2
cable.
Replace SpO2
Sensor
Low C The SpO
2
sensor expired. Replace
the SpO
2
sensor.
Prompt The SpO
2
sensor is about to expire.
Replace the SpO
2
sensor.
Check SpO2
Sensor
Connection
Low C No SpO
2
sensor is connected.
Connect an SpO
2
sensor.
Alarm message
Default
priority
Indication on
alarm reset
Cause and solution
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