ZTE Corporation ZTEMF668 Manuale Utente

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or the manufacturer of the medical device before using the modem
near such devices.

• Be aware of the regulations when using the modem at places such

as oil warehouses or chemical factories, where there are explosive
gases or explosive products being processed. Turn off your modem
as instructed.

• Don’t touch the antenna area unnecessarily while connected. This

can affect your modem performance and reduce the signal quality.

• Store the modem out of the reach of children. The modem may cause

injury or get damaged.

• The modem contains sensitive electronic circuitry. Do not expose the

modem to any liquids, high temperatures or shock.

• Only use original accessories or accessories that are authorized by

the manufacturer. Using unauthorized accessories may affect your
modem’s performance, damage your modem and violate related national
regulations.

• Avoid using the modem in areas that emit electromagnetic waves, or

in enclosed metallic structures (eg. elevators).

• The modem is not waterproof. Please keep it dry and store it in a cool,

dry place.

• Don’t use the modem immediately after a sudden temperature change

(eg. from an air conditioned environment to high temperature and
humidity outside). In such cases there could be condensing moisture
inside the modem which can cause internal damage. Unplug the modem
and leave it for 30 minutes before use.

• Always handle the modem with care. Be careful not to drop or bend

the modem.

• There are no user serviceable parts inside the modem. Unauthorised