D-12
CO2 Hardware
Error
H Errors occurred to:
1. External A/D sampling 2.5 V
2. 12V power supply voltage
3. Internal A/D sampling 2.5 V
4. Pump.
5. 3-way valve.
CO2 Sampleline
Occluded
M An error or occlusion occurred to the sampling line.
CO2 Zero Failed H Deviation of gain input signal is too great to be adjusted.
Namely, it cannot be adjusted within the normal range: 3.5
V±100 mV.
CO2 Cal. Failed M The difference between the measured standard gas
concentration and the specified standard gas concentration
exceeded 40% of the specified standard gas concentration.
Or, an illegal calibration parameter was obtained. The
normal parameter calibration range is within 0.2 to 2.5.
CO2 System Error H Multiple system errors occurred.
CO2 No Watertrap M The CO
2
watertrap fell off or was not connected.
EtCO2 Overrange H
FiCO2 Overrange H
The measured value is outside of the measurement range.
Contact your service personnel.
CO2 Check Airway M Airway error.
CO2 No
Sampleline
L Make sure if the sampling line is already connected.
CO2 Main Board
Error
H
CO2 Check Sensor
or Main Board
M
CO2 Replace
Scrubber&Pump
M
CO2 Replace
Sensor
M
CO2 15V
Overrange
M
CO2 module malfunction. Re-plug the module or restart
the anesthesia machine.
BIS Init Error H
BIS Selftest Error H
BIS Comm Stop H
BIS Comm Error H
Module malfunction or communication failure between
the module and main unit. Re-plug the module, restart the
machine, or plug the module onto other main unit.
BIS
module
BIS ALM LMT
ERR
M The alarm limits are changes accidentally. Contact your
service personnel.
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