User manual

User Manual
31
Problem Why It Happened What To Do
e device’s
display is erratic.
e device or power supply has
been dropped or mishandled, or
the device or power supply is in
an area with high EMI
emissions.
Unplug the device and the power supply.
Relocate the device to an area with lower
EMI emissions.
A SmartCard
error occurs.
e SmartCard is not inserted
properly. It may be inserted
upside down or backwards.
Remove the SmartCard and reinsert it so that
the printed side of the card is facing up and
the end with the arrow goes into the device
first.
If the error message appears again, contact
your health care professional or Respironics
for directions on having your device serviced.
Please have your serial number ready when
you call.