Error message Status Possible cause Remedy
A signal sounds.
Therapy continues
to run in the
background.
Low battery level. If the battery level is low, please connect
the device to the mains power supply
using the supplied power supply.
A signal sounds.
Therapy is
interrupted.
If the battery level is empty, please
connect the device to the mains power
supply immediately using the supplied
power supply.
A signal sounds. Therapy has not
been started.
You now have the option of starting
thetherapy or switching the device off.
A signal sounds.
Therapy is
interrupted.
A simple trick often helps in such cases:
Switch the device off and on again, then
check whether it is functioning normally.
If this does not help, please contact
yourCNP specialist or the L&R hotline
(see Section 11).