D - 12 BeneVision N Series Patient Monitor Operator’s Manual
D.2.17 NMT Technical Alarm Messages
D.2.18 rSO
2
Technical Alarm Messages
Alarm message Default priority
Indication on
alarm reset
Cause and solution
NMT No Cable Low A Check that NMT patient cable is properly
connected to the NMT module.
NMT No Sensor Low A Check that NMT sensor is properly connected to
the NMT patient cable. If the alarm persists,
replace the sensor.
NMT Stimulation
Electrode Off
Low A Check that NMT sensor is properly connected to
the NMT patient cable. If the alarm persists, check
the application of electrodes.
NMT Sensor Error Low C Contact your service personnel.
Alarm message Default priority
Indication on
alarm reset
Cause and solution
rSO2-1 No Sensor Low A rSO
2
sensor is detached, or the sensor cable is
disconnected from the pre-amplifier. Re-connect
the sensor to the pre-amplifier.
rSO2-2 No Sensor
rSO2-1’ No Sensor
rSO2-2’ No Sensor
rSO2-1 Excess Light Low C The sensor is detached or ambient light is too
strong. Re-attach the sensor or reduce the level of
ambient light.
rSO2-2 Excess Light
rSO2-1’ Excess Light
rSO2-2’ Excess Light
rSO2-1 Low Signal Quality Low C The signal acquired by the sensor was unstable or
weak due to power supply noise. Check the
sensor connection. If the alarm persists, contact
your service personnel.
rSO2-2 Low Signal Quality
rSO2-1’ Low Signal Quality
rSO2-2’ Low Signal Quality
rSO2 -1/rSO2-2/rSO2-1’/
rSO2-2’ No Preamplifier
Low A Properly connect the pre-amplifier.
rSO2 -1/rSO2-2/rSO2-1’/
rSO2: Change Sensor
Low C The sensor type mismatches patient category,
the reusable sensor cable fails, the sensor reaches
the lifetime, or the sensor type mismatches the
monitor and patient category setting. Verify
patient category and use sensors of correct
patient category.
rSO2 -1/rSO2-2/rSO2-1’/
rSO2-2’ Interference
Low C There is noise interference (such as
electrosurgical unit). Check for any possible
sources of signal noise.
rSO2-1 Auto Baseline Prompt / The monitor automatically sets the rSO
2
baseline.
rSO2-2 Auto Baseline
rSO2-1’ Auto Baseline
rSO2-2’ Auto Baseline
Disconnect/ Reconnect
rSO2
Low A Remove the rSO
2
module and reconnect it.