8
displayed). Although the instrument will continue to measure reliably,
you should obtain replacement batteries.
Flat battery – replacement
When the batteries are flat, the battery symbol AO will flash as soon
as the instrument is switched on (flat battery displayed). You cannot
take any further measurements and must replace the batteries.
Which batteries and which procedure?
Using rechargeable batteries
You can also operate this instrument using rechargeable batteries.
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.
1. Open the battery compartment 3 by pulling off the cap.
2. Replace the batteries – ensure correct polarity as shown by the
symbols in the compartment.
3.
To set date and time, follow the procedure described in «Section 2.».
)
The memory retains all values although date and time (and
possibly also set alarm times) must be reset – the year number
therefore flashes automatically after the batteries are replaced.
)
Use 2 new, long-life 1.5V, size AAA batteries.
)
Do not use batteries beyond their date of expiry.
)
Remove batteries if the instrument is not going to be used for
a prolonged period.
)
Only use «NiMH» type reusable batteries.
)
Batteries must be removed and recharged when the flat
battery symbol appears. They should not remain inside the
instrument as they may become damaged (total discharge as
a result of low use of the instrument, even when switched off).
)
Always remove the rechargeable batteries if you do not intend
to use the instrument 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.
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.
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