11. Error messages / troubleshooting
Error Display/
Possible Causes
Symptoms
Er1 or Er2
Fail to detect systolic
pressure or diastolioc
pressure.
Er3 or Er4
The cuff is too tight or
too loose.
Er5
The cuff pressure is
higher than 300 mmHg.
Er6
Inflation and deflation
take longer than
160 seconds.
Er0, Er7, Er8
There is a system or
or ErA
device error.
Hi, Lo
systolic or diastolic
pressure was out-
side the measurement
range
Correction
Repeat the measure-
ment. Make sure that
the cuff is positioned
correctly, the cuff
tube is properly
inserted and that you
do not move or talk.
Re-insert the batteries
if necessary, or else
replace them.
Should the recorded blood pressure (systolic or diastolic) lie
outside the limits specified in the section "Technical speci-
fications", the technical alarm will appear on the display
indicating either " " or "Lo". In such cases, you should seek
medical assistance and check the accuracy of your proce-
dure.
The limit values for the technical alarm are factory set and
cannot be adjusted or deactivated. These alarm limit val-
ues are accorded second priority under the standard IEC
60601-1-8.
25
Error Display/
Possible Causes
Symptoms
Unit does not
Batteries have run down. Replace the batteries.
turn on when
Battery polarities have
the
button
been positioned incor-
is pushed.
rectly.
The unit is defective.
The touchscreen activa-
tion switch is in OFF
position.
The batteries are almost
empty.
Technical alarm – description
Correction
Re-insert the batteries
in the correct position.
Contact customer
Service. See warranty
section.
Push the touchscreen
activation switch to
ON position.
Replace the batteries.