LifeSource UB-521 Blood Pressure Monitor User Manual


 
E-15
TROUBLESHOOTING
Corrective action
Replace all batteries with
new ones. Alkaline batteries
recommended.
Reinstall the batteries with
negative and positive terminals
matching those indicated in the
battery compartment.
Replace all batteries with
new ones. Alkaline batteries
recommended.
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-13 "Answers to Why
Your Readings are Different
Between Home and at the
Doctor's Office."
See Pg. E-12 "Why Measure Blood
Pressure at Home?"
Probable cause
Batteries are drained.
Battery terminals
are not in the correct
position.
Battery voltage is
too low. Low battery
symbol 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.
The healthcare profes-
sional may be using a
different sized cuff.
Your measurements
may be elevated
by white coat
hypertension.
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.
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, call 1-888-726-9966. Do not attempt
to repair the device yourself.