Is the air release
button being pressed
during inflation?
Be careful not to press
the air release button
during measurement.
Pressure is too low.
Press the inflation bulb to inflate
the arm cuff until the reinflation
symbol goes out. Or, deflate the
arm cuff and repeat measurement
after checking that heartbeat
symbol has been displayed.
Refer to page 17.
Cannot measure or
readings are too low
or too high.
Has the arm cuff
been inflated
sufficiently?
Inflate the cuff so that it
is 30 to 40 mmHg above
your previous
measurement result.
Refer to page 17.
Replace the arm cuff
with a new one.
Air is leaking from
the arm cuff.
The reading is
extremely low (or
high).
Arm cuff not applied
correctly.
Apply the arm cuff
correctly.
Refer to page 15.
Movement or talking
during measurement.
Remain still and do not
talk during
measurement.
Refer to page 19.
Clothing is
interfering with the
arm cuff.
Remove any clothing
interfering with the arm
cuff. Refer to page 13.
Arm cuff pressure
does not rise.
Is the air tube
securely connected
into the main unit?
Make sure that the air
tube is connected
securely.
Refer to page 15.
The arm cuff is
loose.
Apply the cuff correctly
so that it is firmly
wrapped around the
arm. Refer to page 15.
Arm cuff deflates too
soon.
REMEDY
29
TROUBLESHOOTING TIPS
PROBLEM CAUSES
ERROR INDICATORS
28
Device error.
Contact your OMRON service
representative.
Batteries are worn.
Replace all four “AAA” batteries
with new ones.
Refer to page 9.
SYMBOL CAUSE CORRECTION
Blinks or appears
continuously
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