ZTE MF920U Guide De Démarrage Rapide page 68

• T he device is not waterproof. Keep the device dry and store it
in a shady and cool place.
• D o not use the device immediately after a sudden
temperature change, because dew may be generated inside
and outside the device. Do not use it until it becomes dry.
• H andle the device carefully. Do not drop, bend or strike it.
Otherwise the device may be damaged.
• Only qualified personnel can dismantle and repair the device.
• The humidity between 5% and 95% is recommended.
• D o not connect the charger while using the device for a long
period. Failing to do so will trigger the protection mechanism
of the battery, and the battery will not be charged. If you
want to charge the battery, please reconnect the charger.
• D o not connect the charger while using the device for a
long period or use the device and battery in non-operating
temperature. Failing to do so will shorten battery life or cause
battery swelling or leakage. If the battery shows signs of
swelling or leakage, please stop use immediately.
• F or pluggable equipment, the socket-outlet shall be installed
near the equipment and shall be easily accessible.
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