Braun BUA 5000, Manual, Page: 9 / 27

7
Calibration
This product has been calibrated at the time of manufacture. If used
according to the instructions for use, periodic recalibration is not
required. If at any time you question the measuring accuracy, please
contact our service representative (see last page for contact information).
What to do if ...
Error Description Potential cause and remedy
Batteries are low Get ready to replace batteries soon with
new ones.
Batteries are fully
discharged
Insert new batteries or check that
batteries are correctly inserted.
«Err 1» Signal too weak The pulse signals on the cuff are too
weak. Re-position the cuff and repeat
the measurement.
«Err 2» Error signal During the measurement, error signals
were detected by the cuff, caused for
instance by movement or muscle
tension. Repeat the measurement,
keeping the arm still.
«Err 3» No pressure in the
cuff
An adequate pressure cannot be
generated in the cuff. A leak may have
occurred. Check that the cuff is correctly
connected and is not too loose. Replace
the batteries if necessary. Repeat the
measurement.
«Err 5» Abnormal result The measuring signals are inaccurate
and no result can therefore be
displayed. Read through the checklist
for performing reliable measurements
and then repeat the measurement.
«HI» Pulse or cuff
pressure
too high
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» Pulse too low The pulse is too low (less than 40 beats
per minute). Repeat the measurement.
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