Melissa MCM720 manual Error Messages, Error message Meaning Cause, Solution

ERROR MESSAGES

The blood pressure monitor registers any problems and shows the following error messages on the display:

Error message	Meaning	Cause
ER-1	Error during	1.	The armband is not correctly attached.
	pumping	2.	The armband is broken.
		3.	The pump or valves are defective.
ER-2	Disturbances or	1.	The user moves or speaks
	noise during readings	during the reading.
		2.	The user is too nervous.
ER-3	Error while emptying	1.	The valves are defective.
	the armband	2.	The armband is not correctly attached.
ER-4	Abnormal reading	The user may have a heart problem.
HI	The pressure in the	The air tube is blocked, the pump
	armband is too high.	mechanism is defective or the pressure
		monitor is defective.
Battery symbol	Flat batteries	The batteries are almost dead.

Solution

1.Attach the armband correctly.

2.Contact the retailer.

3.Contact the retailer.

1.The user must sit still and avoid talking during the reading.

2.Have a blood pressure reading taken by a doctor.

1.Contact the retailer.

2.Attach the armband correctly.

Consult a doctor.

Try to take another reading, or contact the retailer.

Replace the batteries.

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