14 - 6 Defibrillator/Monitor Operator’s Manual
14.7 Removing the Exhaust Gases from the System
• When taking the CO
2
measurement on patients who are receiving or have recently received
anesthetics, connect the outlet to a scavenging system, or to the anesthesia machine/ventilator, to
avoid exposing medical staff to anesthetics.
To remove the sample gas to a scavenging system, connect an exhaust tube to the gas outlet connector of the
module.
14.8 CO
2
Calibration
CO
2
calibration should be performed by Mindray-qualified service personnel only once a year or when the
readings go far beyond the range. For details, refer to the relevant service manual.
• Connect the gas outlet to the scavenging system when calibrating CO
2
.
14.9 CO
2
Troubleshooting
This section lists the problems that might occur. If you encounter the problems when using the equipment or
accessories, check the table below before requesting for services. If the problem persists, contact your service
personnel.
• For the physiological and technical alarm messages, refer to EAlarm Messages.
Problem Corrective Actions
EtCO
2
measurements too low 1. Ventilate the room if the environmental CO
2
concentration is too high.
2. Check the sample line and connectors for leakage.
3. Check the patient status.
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