Filter
Top Products
English
4
Troubleshooting
If there is a problem, try the following suggestions. If the problem cannot be solved, contact your
equipment supplier or ResMed. Do not attempt to open these devices.
Problem/Possible cause Solution
No display
Power is not connected. Ensure the power cable is connected and the power outlet
(if available) is on.
The DC plug is partially inserted into the
back of the device or inserted too
slowly.
Fully insert the DC plug.
Insufficient air delivered from the device
Ramp time is in use. Wait for air pressure to build up or change ramp time.
Air filter is dirty. Replace air filter.
Air tubing is not connected properly. Check air tubing.
Air tubing is blocked, pinched or
punctured.
Unblock or free the air tubing. Check the air tubing for
punctures.
Mask and headgear are not positioned
correctly.
Adjust position of mask and headgear.
Incorrect air tubing selected. If you are using the SlimLine, Standard or 3m air tubing
ensure that you have the correct air tubing selected via the
menu.
Device does not start when you breathe into the mask
Breath is not deep enough to trigger
SmartStart/Stop.
Take a deep breath in and out through the mask.
There is excessive leak.
Note: If Leak Alert is enabled, an
audible alert is activated and a high leak
message is displayed.
Adjust position of mask and headgear.
Air tubing not connected properly. Connect firmly at both
ends.
SmartStart/Stop is disabled.
Note: SmartStart/Stop is not available if
Leak Alert is enabled.
Enable SmartStart/Stop.