12
LCD screen
The LCD screen displays the menus, monitoring screens and alarm status.
Values on this LCD screen and other screens throughout the User Guide are examples
only.
Key
Function
Start/Stop
•
Starts or stops treatment.
•
Extended hold for at least three seconds starts the
maskfitting feature.
Alarm mute
•
During therapy: Press once to mute an alarm. Press a
second time to un-mute an alarm. If the problem is still
present, the alarm will sound again after two minutes.
See “Working with alarms” on page 15.
•
In stand-by mode: Extended hold for at least three
seconds starts the alarm LED and alarm buzzer test.
Menu keys
Press the appropriate menu button (Monitoring, Setup, Info)
to enter and scroll through the relevant menu.
Push dial
Turning the dial allows you to scroll through the menu and
change settings. Pushing the dial allows you to enter into a
menu or confirm your choice.
Warm-up feature H4i
Program
Mains power
ResMed USB stick
Therapy status bar
Internal battery
charge level
Title bar
Therapy mode
Ramp time
Settings
External power supply
Current screen/number of
screens within the menu
Scroll bar
Patient mode
or
Clinical mode
