4-5
Latching alarms: the system continues displaying the alarm message even if the alarm
conditions end except that:
Alarm audio disappears;
Alarm LED stops flashing and is permanently lit with the same color;
Alarm message is displayed without background color;
The alarmed parameter measured value stops flashing.
3. Alarm Setup key
Push to access the alarm setup menu to set parameter alarm limits, alarm volume etc.
4. Standby key
Push to pop up a dialog box to confirm whether to enter Standby.
5. Freeze key
Push to enter or cancel freeze status. For details, refer to 4.7
Freeze
.
6. Menu key
Push to open system main menu or close screen menu.
7. Control knob
Push the control knob to select a menu option or confirm your setting. Turn the control
knob clockwise or counterclockwise to scroll through the menu options or change your
settings.
8. System switch
Push and hold/push the system key to turn on/off the system.
9. Manual Breath Key
Push to deliver manual ventilation.
10. Exp. Hold key
In non-standby status, push and hold this key to allow the patient to remain in expiration
status and prevent the patient from inspiration. The screen shows [Exp. Hold Active].
Expiration Hold is active for a maximum of 30 seconds.
11. Insp. Hold key
In non-standby status, push and hold to allow the patient to remain in inspiration status
and prevent the patient from expiration. The screen shows [Insp. Hold Active].
Inspiration Hold is active for a maximum of 30 seconds.
12. Nebulizer key
Push to access nebulizer related menu and start nebulization after completing the
relevant settings. The LED in the upper left corner of this key is lit.
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