User's Manual

Operator’s Manual ZM-520PA/521PA/530PA/531PA 19

NOTE

• Use Nihon Kohden Medipower to ensure speciﬁed performance. Outdated, mismatched

or poor-quality batteries can give unacceptable performance (e.g., insufﬁcient

low battery indication). The use of fresh high quality alkaline batteries is strongly

recommended.

• When the display is on, it consumes battery power. Instruct the patient not to turn on

the display during monitoring.

Installing (Replacing) Batteries

CAUTION

Battery replacement must be performed by the operator. When replacing the batteries

of a transmitter that is currently used for a patient, disconnect the electrode leads

from the transmitter before replacing batteries or do not touch the patient during

replacement.

If electrode leads are attached to the patient and the person replacing batteries touches the patient

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NOTE

• Replace all batteries at the same time.

• Do not use different types of batteries together.

• Insert the batteries with the correct polarity (+ and –).

1. Open the battery case cover.

2. Insert two new batteries into the battery case

observing the correct polarity.

The transmitter is automatically turned on

when the batteries are installed.