Concentrator is Beeping with No Lights or Display
Symptom
Concentrator is beeping with
no lights or display.
Beeping will last less
than two minutes if
no power source is
provided.
Battery Not Charging When External Power is Connected
Symptom
With AC or DC
Power source is faulty, or there is a loose
power plugged into
connection.
the concentrator,
Battery is outside the allowed temperature range
the external power
for charging.
icon is illuminated
and battery charge
level indicator is
Battery is not fully seated.
not flashing.
Battery charge is complete (all four segments of
charge level indicator are illuminated).
1187376-C
Probable Cause
Battery has been removed or disconnected
and there is no external power connected.
When operating without a battery, external
power is lost.
Probable Cause
Solution(s)
1. Ensure the battery is completely inserted
and restart.
2. Install a different charged battery and
restart.
1. Try another power outlet and check
connections to concentrator and restart.
Solution
1. Try another power outlet and check
connections to concentrator.
1. Allow concentrator and battery to cool down
to less than 104°F (40°C), or warm up to 41°F
(5°C).
1. Ensure the battery is completely inserted.
1. No action required.
Troubleshooting
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