Omron Healthcare HEM-907 instruction manual List of Error Codes, Error code Cause How to correct

Error code

Cause

How to correct

Er1

In ation error

• If the connector of rubber tube connecting the

• When the pressure does not exceed 15

arm cuff and the main unit is loose, connect them

mmHg after operating a pump for 15 seconds

correctly, then measure.

from the start of in ation

• If the rubber tube connecting the arm cuff and the

• When the in ation does not reach the set

main unit is bent, stretch it, then measure.

pressure of the arm cuff within the speci ed

• If the arm cuff is wrapped loosely, wrap it correctly,

time after starting the in ation

then measure.

Er2

De ation error

• When the de ation speed is too fast during

the measurement

• When the de ation speed is too slow during

the measurement

• When the measurement does not end

within the speci ed time after starting the

measurement

• When the pressure is applied more than 5

minutes

Er3

Overpressure error

• If the rubber tube connecting the arm cuff and the

• The arm cuff pressure exceeded 299 mmHg.

main unit is bent, stretch it, then measure.

Er4

Insuf cient in ation error

• If the measurement is made by setting P-SET to

• Blood pressure could not be measured due

“AUTO”, ask the patient not move his/her arm or

to insuf cient in ation after the measurement

body during the in ation.

ends.

• When setting the P-SET to “AUTO”, turn the Volume

counterclockwise as far as it goes until you can hear

the click sound.

• Set the P-SET to 30 to 40 mmHg higher than the

systolic pressure of the patient, then measure.

Er5

Indeterminable blood pressure error

• If the arm cuff is wrapped loosely, wrap it correctly,

• Blood pressure could not be measured even

then measure.

when the arm cuff pressure reached the

speci ed pressure.

Er6

Pulse wave small error

• If the arm cuff is wrapped loosely, wrap it correctly,

• Pulse wave was too small.

then measure.

• Do not wrap the arm cuff over a thick cloth or by

rolling up the jacket or shirt.

Er7

Measurement error

• Check if the patient has an arrhythmia.

• Relationship between systolic and diastolic

• Ask the patient not to move his/her arm or body

pressures was abnormal.

during the measurement.

Er8

Pulse rate error

• Pule rate did not stay within the range of 30

to 199 beats/min.

Er9

Device error

• Contact the dealer where you purchased the unit or

• There is a problem with the main unit of the

the nearest OMRON dealer.

blood pressure monitor.