Regulatory and Safety Information
To the Owner
• Some electronic devices are susceptible to electromagnetic
interference sent by your device if inadequately shielded,
such as the electronic system of vehicles. Please consult the
manufacturer of your device before using if necessary.
• Operating your device may interfere with medical devices
such as hearing aids and pacemakers. Please always keep
them more than 20 centimeters away from such medical
devices when they are powered on. Power your device off if
necessary. Consult a physician or the manufacturer of the
medical device before using your device.
• Be aware of the usage limitation when using your device
at places such as oil warehouses or chemical factories,
where there are explosive gases or explosive products being
processed. Power off your device if required.
• The use of electronic transmitting devices is forbidden in
aircrafts, at petrol stations and in hospitals. Please observe
and obey all warning signs and power off your device in these
conditions.
• Do not touch the inner antenna area if not necessary.
Otherwise it will affect your device’s performance.
• Store your device out of the reach of little children. Your device
may cause injury if used as a toy.
• Do not touch the metallic parts of your device so as to avoid a
burn, when your device is working.
53Regulatory and Safety InformationRegulatory and Safety Information52
Using Your Device
• Please use original accessories or accessories that are
authorized. Using any unauthorized accessories may affect
your device’s performance, and violate related national
regulations about telecom terminals.
• Avoid using your device near or inside metallic structures
or establishments that can emit electromagnetic waves.
Otherwise it may influence signal reception.
• Your device is not waterproof. Please keep it dry and store in a
shady and cool place.
• Do not use your device immediately after a sudden
temperature change. In such case, it will produce dew inside
and outside your device, so don’t use it until it becomes dry.
• Handle your device carefully. Do not drop, bend or strike it.
Otherwise your device will be damaged.
• No dismantling by non-professionals and only qualified
technicians can undertake repair work.
• Operating temperature range of 0°C ~ +35°C and humidity
range of 5% ~ 95% are recommended.
Using Battery
• Do not short-circuit the battery, as this can cause excessive
heat and fire.
• Do not store battery in hot areas or dispose of it in a fire to
avoid explosion.
• Do not disassemble or modify the battery.
AT&T Velocity – User Guide – Postpaid AT&T Velocity – User Guide – Postpaid
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