Lookee LK-A2 - Error Warning;Troubleshooting; False Alarm

18
figure marked:
Error code
aer leaving
the factory
Description Reason of error Solutions
Er01
Error of
measurement
Too much noise to
detect an effective
pulse signal
Please rest for 2
minutes, adjust the
cuff, keep quiet during
measurement, do not
move or talk.
No pulse was detected
Test results deviate
from normal range
Static pressure
exceeds the set
protection point
Pressure exceeds
design ceiling
protection
Measure blood
pressure again
Zero overtime
1. During the process of
returning to zero, the
air pressure in the cu
connues to uctuate;
2. The sensor part of
the circuit is abnormal;
3. Sensor damage.
1. Keep the cu intact
when returning to
zero;
2. Detecng the power
supply of the sensor;
3. Replace the sensor.