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7. Error Messages and Troubleshooting
If any of the below problems occur during measurement, check to make sure that no
other electrical device is within 12 inches (30 cm) of the monitor. If the problem
persists, refer to the table below.
Display/Problem Possible Cause Solution
appears or the arm cuff
does not inflate.
The [START/STOP] button
was pressed while the arm
cuff is not applied.
Press the [START/STOP]
button again to turn the
monitor off. After inserting
the air plug securely and
applying the arm cuff
correctly, press the [START/
STOP] button.
Air plug is not completely
plugged into the monitor.
Insert the air plug securely.
Refer to sub-section 2.3.
The arm cuff is not applied
correctly.
Apply the arm cuff correctly,
then take another
measurement. Refer to sub-
section 2.3.
Air is leaking from the
arm cuff.
Replace the arm cuff with a
new one. Refer to section 9.