User manual

Us e r Ma n U a l22
Ch a p T e r 5: al e r T s a n d Tr o U b l e s h o o T I n g
is chapter describes the device alerts and also provides troubleshooting information for issues
you may run into when using the device.
5.1 de v I C e al e r T s
e device provides two alert levels, high and medium priority.
• High Priority–esealertsrequireimmediateoperatorresponse.ealertsignalisthe
backlights on the buttons providing a high priority flashing pattern consisting of a continuous,
bright-to-o,two-ashpattern(indicatedinthefollowingtableas:◊◊ ◊◊ ◊◊).
al e r T sU M M a r y Ta b l e
efollowingtablesummarizesthepriorityalerts.
al e r T vI s U a l
In d I C a T o r
de v I C e aC T I o n po s s I b l e Ca U s e pa T I e n T aC T I o n
System Error Backlights:
◊◊ ◊◊ ◊◊
The following
symbol displays to
indicate that service
is required:
The device enters the
“Safe state” in which
the device power
remains on, but the
airow is disabled
and the humidier is
turned o.
Device failure Remove the power supply cord from the
device to remove power. Plug the cord
back into the device’s power inlet to restore
power. If the alert continues to occur, contact
your home care provider.
5.2 Tr o U b l e s h o o T I n g
e table below lists some of the problems you may experience with your device or mask and
possible solutions to those problems.
pr o b l e M Wh y IT ha p p e n e d Wh a T T o do
Nothing happens when you
apply power to the device. The
backlights on the buttons do
not light.
There’s no power at the outlet
or the device is unplugged.
If you are using AC power, check the outlet power and
verify that the device is properly plugged in. Make sure
the AC power cord is connected correctly to the power
supply and the power supply cord is securely connected
to the device’s power inlet. If the problem continues to
occur, contact your home care provider. Return the device
to your provider, so they can determine if the problem is
with the device.