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8. Error messages / malfunctions
If an error occurs during a measurement,
the measurement is discontinued and a
corresponding error code is displayed
(Example: Error No. 1).
Error No. Possible cause(s)
ERR 1 No pulse has been detected.
ERR 2 Unnatural pressure impulses influence the measurement result. Reason: The arm
was moved during the Measurement (Artefact).
ERR 3 The inflation of the cuff takes too long. The cuff is not correctly seated.
ERR 5 The measured readings indicated an unacceptable difference between systolic and
diastolic pressures. Take another reading following directions carefully. Contact you
doctor if you continue to get unusual readings.
ERR 6 Single data differ too much during Average Mode even after 4 cycles. No average
result can be displayed.
HI The pressure in the cuff is too high (over 300 mmHg) OR the pulse is too high (over
200 beats per minute). Relax for 5 minutes and repeat the measurement.*
LO The pulse is too low (less than 40 beats per minute). Repeat the measurement.*
* Please consult your doctor, if this or any other problem occurs repeatedly.
Other possible malfunctions and their elimination
If problems occur when using the device, the following points should be checked and if necessary, the
corresponding measures are to be taken:
