10-10 
 
10.10.10 FiO
2
 Too High 
1.  Connect the ventilator to low-pressure O
2
 supply. Set the O
2
 supply type to LPO. 
2.  Connect a test lung to the ventilator and start ventilation. 
3.  Set the FiO
2
 high alarm limit to be less than the current O
2
 concentration monitored 
value after ventilation is stable. 
4.  Verify that the [FiO
2
 Too High] alarm is activated. 
 
10.10.11 FiO
2
 Too Low 
1.  Connect the ventilator to high-pressure O
2
 supply. Set the O
2
 supply type to HPO. 
2.  Connect a test lung to the ventilator and start ventilation. 
3.  Switch off the high-pressure O
2
 supply after ventilation is stable. 
4.  Verify that the [FiO
2
 Too Low] alarm is activated. 
 
10.10.12 EtCO
2
 Too High 
1.  Connect a test lung to the ventilator and start ventilation. 
2.  Connect the CO
2
 test module. Select the [Setup] key  → [Sensor]  → [CO
2
] to set 
[Monitoring] to [ON]. 
3. After CO
2
 warm-up is completed and the CO
2
 module enters operating mode, deliver 
3 % to 7 % of CO
2
 standard gas to the sampling port of sidestream CO
2
 module or the 
airway adapter of mainstream CO
2
 module. Set the EtCO
2
 high alarm limit to be less 
than the standard gas concentration. 
4.  Verify that the [EtCO
2
 Too High] alarm is activated. 
 
10.10.13 EtCO
2
 Too Low 
1.  Connect a test lung to the ventilator and start ventilation. 
2.  Connect the CO
2
 test module. Select the [Setup] key  → [Sensor]  → [CO
2
] to set 
[Monitoring] to [ON]. 
3. After CO
2
 warm-up is completed and the CO
2
 module enters operating mode, deliver 
3 % to 7 % of CO
2
 standard gas to the sampling port of sidestream CO
2
 module or the 
airway adapter of mainstream CO
2
 module. Set the EtCO
2
 low alarm limit to be greater 
than the standard gas concentration. 
4.  Verify that the [EtCO
2
 Too Low] alarm is activated.