A
Insufficient
pressure
Measurement has begun
but the pressure was
insufficient,
Raise the cuff
pressure 30-40 mmHg
more and measure once
again.
Replace
batteries
Appears when the battery Replace all four batteries
voltage is excessively low. with new ones.
Measurement error
Appears when the blood
pressure could not be
obtained accurately. Exhaust the air from the
cuff, and re-apply the cuff
porooerlvproperly and re-measure.
Pulse error
Appears when the pulse
rate could not be obtained
accurately.
(Wail 10 minutes before
re-measure)