4-2
4.2 System Self- Test
When the system is powered on, it performs a self-test to ensure its alarm system (alarm LED,
speaker, and buzzer) and hardware (flowmeter board, ventilator board, assistant ventilator board,
power board, and CPU board) are properly functioning.
System Self-test Sequence Comments
1. A high-pitched beep is sounded. A click is sound if O
2-
N2O drive
switch is configured.
Alarm self-test
2. The startup screen is displayed. /
3. The LED above the touchscreen illuminates in sequence: red, yellow,
and blue.
Alarm self-test
4. A test low priority alarm is sounded. Alarm self-test; no
abnormal sound
5. The System Self-Test progress bar is displayed. /
6. The System Self-Test is automatically started. Hardware self-test
7. The results of the System Self-Test are displayed. /
Ensure the system self-test is passed, and no abnormal alarm messages.
NOTE
Make sure that the breathing circuit is correctly connected and not damaged.No
abnormal sounds of buzzer, such as breaking sound, hoarse sound, changed sound,
sound too large, or sound too small, during the system self-test.
All needle valves are closed totally during the system self-test.
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