ResMed Astral User Manual page 4

A caution explains special measures for the safe and effective use of the device.
CAUTION
• Do not drop the External Battery. Avoid hard physical impact on the battery.
• Ensure the External Battery is kept dry. Do not expose to water, rain or high moisture levels.
• Medical electrical equipment requires special precautions regarding EMC and needs to be
installed and operated according to the information provided in this user guide. Portable
and mobile communications equipment can affect medical electrical equipment. If EMC
interference is observed, for example static on radios, move the External Battery away from
other equipment.
Note: For any serious incidents that occur in relation to this product, these should be reported to
ResMed and the competent authority in your country.
Note: In the event that you notice any unexplained changes in the external battery, signs of
degradation that affect performance or if the enclosure is broken, discontinue use and contact your
healthcare provider.
Indicators
Refer to illustration A.
The capacity and operation of the External Battery are indicated on both the External Battery and the
Astral device.
The LED indicators on the External Battery display its current operating state.
Checking the charge on the battery
• Press .
• The Battery Level Check LED indicator illuminates for 5 seconds.
Indicator
On/Level Check button
DC on/off LED
Constant blue
Charging LEDs
Flashing green
Constant green
Level Check LEDs
Four green continuous
Three green continuous
Two green continuous
One green continuous
One green flashing
One amber flashing
Once the External Battery is connected to the Astral device, the DC mains indicator on user interface
will illuminate.
External Battery status
Press to power on battery or check battery level
Battery turned on
Charging
Fully charged
Greater than 90% (approximate)
65% to 90% (approximate)
40% to 65% (approximate)
10% to 40% (approximate)
Less than 10%
Less than 5%
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