7. After a successful calibration, the screen shows [Calibration Completed!]. Otherwise the
message [Calibration Failure! ] is displayed. In this case, you need to do the calibration again.
10.5.2 100% O
2
calibration
Caution
⚫
If the calibration fails, check for technical alarm. Then do the calibration again.
⚫
In case of repeated calibration failures, replace the O
2
sensor and do the 21% O
2
calibration
again. Calibrate at 100% O
2
again after 21% O
2
calibration is completed. If it continues to fail,
contact your service personnel.
To calibrate at 100% O2, do as follows:
1. Make sure that 21% O
2
calibration is already completed successfully and that no [O
2
Supply
Failure] alarm occurs.
2. Make sure that the system is Standby. If not, press the key and then select [Ok] from the pop-
up menu to enter standby status.
3. Turn off all of gas flow from flowmeter.
4. Touch [System] hotkeys -> [Calibration] -> [Oxygen Cell Calibration]->[100%].
5. Make sure that the patient or test lung is disconnected from the system.
6. Follow the prompts [Before O
2
100% calibration requests supply 10L/min of O
2
].
10.6 Touchscreen Calibration
Caution
⚫
Calibrate touchscreen if the touchscreen focus is offset.
Procedure
1. In the standby mode, select the [system] hotkeys -> [Calibration] hotkey ->[Touchscreen Cal.].
NOTE
If the touch screen can’t be used normally, you can double-click the control knob to enter the
touchscreen calibration during start-up.
2. Click the cursor center until the calibration is complete and return to standby.
10.7 Fault Diagnosis and Troubleshooting
Fault
Cause
Action
Ventilation system
leak
APL is not closed during manual mode
Turn the APL valve to the
appropriate position
Absorber canister is not installed
correctly
Reinstall
Damaged or loose breathing tube
connector
Refit or renew the breathing
tube
A loose check valve
Reinstall
Bag/vent switch failure
Contact a service engineer
Bellows does not
The respiratory rate is set to fast and
Set respiratory rate to a