Microlife BP W90, Manual

Page: 10 / 207

8
Which batteries and which procedure?

Use 2 new, long-life 1.5 V, size AAA alkaline batteries.

Do not use batteries beyond their date of expiry.

Remove batteries if the device is not going to be used for a
prolonged period.
Using rechargeable batteries
You can also operate this device using rechargeable batteries.

Only use «NiMH» type reusable batteries.

Batteries must be removed and recharged when the flat
battery symbol appears. They should not remain inside the
device as they may become damaged (total discharge as a
result of low use of the device, even when switched off).

Always remove the rechargeable batteries if you do not intend
to use the device for a week or more.

Batteries cannot be charged in the blood pressure monitor.
Recharge batteries in an external charger and observe the
information regarding charging, care and durability.
9. Error Messages
If an error occurs during the measurement, the measurement is inter-
rupted and an error message, e.g. «
ERR 3
», is displayed.
Error Description Potential cause and remedy
«
ERR 1
» Signal too
weak
The pulse signals on the cuff are too weak.
Re-position the cuff and repeat the
measurement.*
«
ERR 2
» Error signal During the measurement, error signals
were detected by the cuff, caused for
instance by movement or muscle tension.
Repeat the measurement, keeping your
arm still.
«
ERR 3
» No pressure
in the cuff
An adequate pressure cannot be generated
in the cuff. A leak may have occurred.
Check that the cuff is correctly connected
and is not too loose. Replace the batteries
if necessary. Repeat the measurement.
«
ERR 5
» Abnormal
result
The measuring signals are inaccurate and
no result can therefore be displayed. Read
through the checklist for performing reliable
measurements and then repeat the
measurement.*