Lock or unlock the keys, Care and maintenance – Nokia AD-54 User Manual

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To search for a previously saved radio channel, press the fast forward or
rewind key repeatedly.

Lock or unlock the keys

To lock all keys except the answer/end key, slide the lock switch (5) up. To
unlock the keys, slide the lock switch down.

Care and maintenance

Your device is a product of superior design and craftsmanship and should
be treated with care. The following suggestions will help you protect your
warranty coverage.

Keep the device dry. Precipitation, humidity, and all types of liquids
or moisture can contain minerals that will corrode electronic
circuits. If your device does get wet, allow it to dry completely.

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