WARNING
• The internal battery will provide backup power in the event
of External Battery power loss. Ensure the internal battery
of the Astral device is sufficiently charged before using the
External Battery.
• Ensure the External Battery is sufficiently charged before
using in mobile situations. A fully charged External Battery
can provide 8 hours power during typical use.
• When the remaining capacity of all external batteries is
low, ensure that continuity of power can be maintained by
reverting to AC mains.
Connecting to the Astral device for mobile use
Refer to illustration C.
When using the External Battery in mobile situations, simply
connect the External Battery DC output cable into the DC input
of the Astral device.
If required, a second External Battery can be connected.
Connect the second External Battery DC output cable to the DC
input port of the first External Battery.
When used with the Mobility Bag, always ensure the External
Battery is secured in the External Battery compartment
(illustration D). The Mobility bag is capable of holding only
one External Battery. Refer to the Mobility Bag User Guide for
instructions.
Air travel
Consult with your carrier if you intend to take the External
Battery on board with your device.
When travelling with the External Battery:
• For your convenience at security stations, it may be helpful to
keep a printed copy of the External Battery User Guide to help
security personnel understand the device and refer them to
the following statements:
• ResMed confirms that the External Battery meets the
Federal Aviation Administration (FAA) requirements (RTCA/
DO-160, section 21, category M) for all phases of air travel.
• ResMed comfirms that the External Battery meets IATA
classification: UN 3480 – Lithium-ion batteries.
Cleaning and maintenance
The cleaning and maintenance described in this section should
be carried out regularly.
Wipe the exterior of the battery with a clean slightly damp cloth.
Refer to the User Guides for the patient interface, humidifier and
other accessories in use for detailed instructions for care and
maintenance of those devices.
CAUTION
Clean only exterior surfaces of the External Battery.
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