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Display/Problem
appears
/
appears
does not flash during
a measurement
appears
appears
Possible Cause
The pulse rate is not
detected correctly.
The monitor has
malfunctioned.
The monitor cannot
connect to a smart
device or transmit data
correctly.
37
Solution
Apply the arm cuff
correctly, then take
another measurement.
Refer to sub-section 2.4.
Remain still and sit
correctly during a
measurement.
If the "
" symbol
continues to appear, we
recommend you to
consult with your
physician.
Press the [START/
STOP] button again. If
"Er" still appears, contact
customer service. Refer
to section 12.
Follow the instructions
shown in the app. If the
"Err" symbol still appears
after checking the app,
contact customer
service. Refer to
section 12.
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