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Interpretation of Blood Pressure (BP) Results
Visit your doctor or hospital.
Troubleshooting
Abnormality
Reason
Checkout
LCD shows “Er 0”
Pressure system is
unstable before
measurement.
LCD shows “Er1”
Fail to detect Systolic
pressure
LCD shows “Er 2”
Apply the cuff correctly
and try again.
Low Battery
Change the batteries.
LCD shows low
battery symbol
Don’t move and try
again.
LCD shows “Er 3”
LCD shows “Er 4”
Fail to detect Diastolic
pressure
Pneumatic system blocked
or cuff is too tight during
inflation
Pneumatic system
leakage or cuff is too loose
during inflation
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