48
Problem/possible cause
Solution
A pediatric mask with a set pressure less than 8 cm H
2
O
(8 hPa) is used.
Disable SmartStart.
Displays message: Read only card, please remove, unlock and re-insert SD card
SD card switch may be in the lock (read-only) position.
Move the switch on the SD Card from the lock position to
the unlock position and then re-insert it.
Displays message: Date and time can not be set in the past
Date and time were not set before data was recorded.
Select Erase Data in
Settings
. Once the data is erased, set
the correct local date and time.
Alarms troubleshooting
The information listed below is based on having the appropriate alarm settings for the patient’s
therapy. When an adjustable alarm is activated, re-confirm the alarm settings.
Problem/possible cause
Solution
Display disappears and an alarm is activated
Power failure.
Remove the patient's mask and turn off supplemental oxygen
(if applicable) until power is restored.
Power cord is disconnected or mains power has been
turned off during therapy.
Ensure the power cord is connected and the mains power
switch (if available) is on.
Displays message: High leak detected, check your water tub, tub seal or side cover
Humidifier may not be inserted properly.
Make sure the humidifier is correctly inserted.
Humidifier seal may not be inserted properly.
Open the humidifier and make sure that the seal is correctly
inserted.
Displays message: High leak detected, connect your tubing
Air tubing may not be connected properly.
Make sure the air tubing is firmly connected at both ends.
Mask may be fitted incorrectly.
Make sure the mask is fitted correctly. See mask user guide
for fitting instructions or use the Mask Fit function to check
mask fit and seal.
Displays message: Tubing blocked, check your tubing
Air tubing may be blocked.
Check the air tubing and remove any blockages. Press the
dial to clear the message and then press Start/Stop to
restart the device.
Displays message: Leak detected, check your system setup and all connections
Mask may be fitted incorrectly.
Make sure the mask is fitted correctly. See mask user guide
for fitting instructions or use the Mask Fit function to check
mask fit and seal.
