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19Data management
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Data management
There are two data ports at the rear of the device for connecting a USB stick (see “Stellar
at a glance” on page 2). Therapy and device data can be stored on it or read from it to be
used with ResMed software applications.
WARNING
Do not connect any device to the data ports other than specially designed devices
recommended by ResMed. Connection of other devices could result in injury, or
damage to the Stellar (see “General warnings and cautions” on page 30).
CAUTION
Do not disconnect the ResMed USB stick while data transfer is in progress. Otherwise
loss of data or incorrect data may result. The download time depends on the data
volume.
Notes:
• You cannot connect two ResMed USB sticks simultaneou
sly for data communication.
• If data transfer is not possible or failed please read the troubleshooting
section.
• Do not store files on the USB stick other th
an those created by the device or
application. Unknown files may be lost during data transfer.
1 Plug the ResMed USB stick to one of the two USB connections on the rear side of the
device.
The first dialogue for the USB data transfer is displayed automatically on the LCD. The device
checks if there is enough memory capacity on the USB stick and if readable data is available.
2 Select one of the available options
• Read sett
ings
The settings will be transfered from the connected ResMed U
SB stick to the Stellar.
• Write settings
Se
ttings of the device will be stored on the ResMed U
SB stick.
• Write settings and loggings
Se
ttings and loggings of the device will be stored on the ResMed USB stick.
• Cancel
3 Confirm the data transfer.
Cleaning and maintenance
The cleaning and maintenance described in this section should be carried out regularly.
This also helps to prevent the risk of cross contamination. Refer to the mask, humidifier
and other accessories user guide for detailed instructions for care and maintenance.
WARNING
• Beware of electric shock. Do not immerse the device, pulse oximeter or power
cord in water. Turn off the device, unplug the power cord from the power socket
and the device before cleaning and be sure that it is dry before reconnecting.
• The mask system and air tubing are subject to normal wear and tear. Inspect
them regularly for damage.
CAUTION
The device cannot be sterilised.
Daily
Disconnect the air tubing from the device (and humidifier, if used) and hang it in a clean,
dry place until next use.
CAUTION
Do not hang the air tubing in direct sunlight as the tubing may harden over time and
eventually crack.