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Table 1: Buttons on the device control panel
Button Function
On/Off button Turns the device on.
Stops the device by displaying an options screen.
The user can choose to stop ventilation (if
ventilation is being delivered) or turn off the
device (if ventilation is not being delivered).
Press twice to stop ventilation (press and hold the
second time).
Alarm Silence button Silences the audible alert. After the button is
pressed once, the alarm details stay on the
screen. Press the button a second time to remove
them.
Either the orange or red LED will start flashing,
depending on the type of alarm.
Menu button Opens the menu (viewing data, setting date and
time) or returns to the previous screen.
Enter button Starts ventilation.
Confirms the selected menu or text.
Lets you enter/exit edit mode (for setting the
date).
Adjustment button (Up/
down arrows)
Lets you navigate from one selected menu item
to another: selects the previous item (up arrow) or
the next item (down arrow).
In edit mode (date setting): Increases/decreases
the value of a unit. The device beeps when the
maximum or minimum value is reached.