10-8
10.10.2 Loss of Power
1. Connect the ventilator to AC power and push the hardkey to switch on.
2. After the system starts up, disconnect the external power supply when the battery is fully
charged.
3. Connect a test lung to the ventilator and start normal ventilation.
4. The ventilation time is approximately 3 hours for the ventilator configured with one
battery (approximately 6 hours for the ventilator configured with two batteries). The
battery capacity is to be depleted. The [System DOWN. Connect External Power
Supply.] alarm is activated.
5. Reconnect the external power supply.
6. Verify that the alarm resets and the ventilator is again powered by external power
supply.
10.10.3 Paw Too High
1. After the ventilator system starts up normally, connect a test lung to the ventilator and
start ventilation.
2. Set Paw high alarm limit to current Peak+5 cmH
2
O.
3. Squeeze the test lung hard during inspiration.
4. Verify that the [Paw Too High] alarm is activated, the ventilator cycles into expiration,
and airway pressure falls to PEEP level.
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10.10.4 TVe Too Low
1. After the ventilator system starts up normally, connect a test lung to the ventilator and
start ventilation.
2. Set the TV low alarm limit to be greater than the current TVe. Verify that the [TVe Too
Low] alarm is activated.
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10.10.5 TVe Too High
1. After the ventilator system starts up normally, connect a test lung to the ventilator and
start ventilation.
2. Set the TV high alarm limit to be less than the current TVe. Verify that the [TVe Too
High] alarm is activated.
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