Zte MF633PLUS, Manual, Page: 37 / 45

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The modem contains sensitive electronic circuitry. Do not
expose the modem to any liquids, high temperatures or
shock.
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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.
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Avoid using the modem in areas that emit electromagnetic
waves or in enclosed metallic structures eg lifts.
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The modem is not waterproof. Please keep it dry and store
it in a cool, dry place.
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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.
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Always handle the modem with care. Be careful not to
drop or bend the modem.
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There are no user serviceable parts inside the modem.
Unauthorised dismantling or repair will void the warranty.
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