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Message
type
Message
Possible cause/additional action
Alert
Check Power
Low Voltage. Please use a
compatible power supply or
fully charge the battery.
Incompatible power supply is attached.
Confirm a compatible Philips Respironics power
supply is attached. Switch to compatible power
supply if needed. If battery is being used, ensure
battery is adequately charged.
Alert
Check Power
Please use a compatible power
supply.
Switch to a Philips-provided power supply that is
capable of supporting humidification.
Alert
SD Card
There was a problem reading
your SD card. Please remove
and reinsert.
Device cannot read the SD card. A problem may
exist with the SD card, it was removed during a
writing activity, or it was inserted incorrectly.
Remove and reinsert the SD card.
If alert continues, contact your provider.
Alert
SD Card
Your SD card is full. Please
refer to manual or contact your
provider.
Remove SD card and replace with a new card, or
contact your provider for a new SD card.
Safe State
Service Required
Please contact support.
(therapy button ring blinks
continuously}
Indicates an error which enters device into “Safe
State.” This allows power to remain on but airflow is
disabled.
Disconnect device from power. Reattach power cord
to restore power. If the alert continues to occur,
contact your home care provider.
Notification
Notification
The attached power supply
is operating from a battery
and does not support
humidification.
Disconnect the battery pack and use a compatible
power supply or use the device without
humidification.