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English
PROBLEM
POSSIBLE CAUSE
SOLUTION
LCD Display shows
abnormal result
Irregular heartbeat (arrhythmia)
It is inappropriate for people with serious
arrhythmia to use this Electronic Sphygmo-
manometer.
11. TROUBLESHOOTING (2)
PROBLEM
POSSIBLE CAUSE
SOLUTION
LCD shows the sym-
bol for a low battery Low battery
Change the batteries
LCD shows “Er 0”
Pressure system is unstable before
measurement
Don’t move and try again.
LCD shows “Er 1”
Fail to detect systolic pressure
LCD shows “Er 2”
Fail to detect diastolic pressure
LCD shows “Er 3”
Pneumatic system blocked or cuff is
too tight during inflation
Apply the cuff correctly and try again
LCD shows “Er 4”
Pneumatic system leakage or cuff is
too loose during inflation