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TROUBLESHOOTING
✓
Problem
Nothing appears in
the display, even
when the power is
turned on.
The cuff does not
inflate.
The unit does not
measure.
Readings are too
high or too low.
Other
Probable cause
Batteries are drained.
Battery terminals are
not in the correct
position.
Battery voltage is too
low. LOW BATTERY
MARK ( ) blinks.
[If the batteries are drained
completely, the mark does
not appear.]
The cuff is not fastened
properly.
You moved your arm or
body during the
measurement.
The cuff position is not
correct.
You are using the wrong
size cuff.
The value is different
from that measured at a
clinic or doctor’s office.
NOTE: If the actions described above do not solve the problem, contact
A&D Medical or Auto Control Medical at the numbers listed at the
bottom of these pages. Do not attempt to repair the device yourself.
Corrective action
Replace all batteries with new
ones.
Reinstall the batteries with
negative and positive terminals
matching those indicated in the
battery compartment.
Replace all batteries with new
ones.
Fasten the cuff correctly.
Make sure you remain very still
and quiet during the
measurement.
Sit comfortably and still. Make
sure the cuff is at the same level
as your heart.
See Pg. E-5 “Selecting the
Correct Cuff.”
See Pg. E-14 “Why Measure
Blood Pressure at Home.”
Remove the batteries. Place
them back properly and try the
measurement again.
E-16
✓