40
Designation Item number and/
or order number
Universal cu 164.503
Mains adapter (EU) 072.78
Mains adapter (UK) 072.79
9. TROUBLESHOOTING
Error
message
Possible
cause
Solution
Unable to re-
cord a pulse.
Please wait one minute and
repeat the measurement.
Ensure that you do not
speak or move during the
measurement.
The measured
blood pressure
is outside the
measurement
range.
There is a
pneumatic
system error.
Repeat the measurement.
Ensure that the cu line is
correctly connected and
that you do not move or
speak.
Error
message
Possible
cause
Solution
An error oc-
curred during
the measure-
ment.
Please wait one minute and
repeat the measurement.
Ensure that you do not
speak or move during the
measurement.
The inflation
pressure is
higher than
300mmHg.
Please take another meas-
urement to check whether
the cu can be correctly
inflated. Make sure that
neither your arm nor other
heavy objects are pressing
on the line, and that the line
is not bent.
There is a
system error.
If this error message
appears, please contact
Customer Services.
There are
problems with
the connection
between the
smartphone/
tablet and the
app.
Switch o the main unit,
close the app and first
deactivate Bluetooth
®
on
your smartphone/tablet
before reactivating the
function. Try to establish
the connection again.