«Err 3» No pressure in the cuff An adequate pressure cannot
be generated in the cuff. A leak
may have occurred. Replace the
blood pressure cuff if necessary.
Repeat the measurement.
«Err 5» No valid results The measuring signals are
inaccurate therefore no result
can be displayed. Switch to
Manual Mode and determine
blood pressure with a stethoscope
using traditional Korotkoff method.
«HI» Pulse rate or cuff pressure The pressure in the cuff is too high
too high (over 300 mmHg) OR the pulse is
too high (over 200 beats per
minute). Have the patient 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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