Nokia 1680 Classic User Manual page 71

• Read and follow the directions from the manufacturer of their
implanted medical device.
If you have any questions about using your wireless device with an
implanted medical device, consult your health care provider.
Hearing aids
Some digital wireless devices may interfere with some hearing aids.
If interference occurs, consult your service provider.
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Vehicles
RF signals may affect improperly installed or inadequately shielded
electronic systems in motor vehicles such as electronic fuel injection
systems, electronic antiskid (antilock) braking systems, electronic
speed control systems, and air bag systems. For more information,
check with the manufacturer, or its representative, of your vehicle or
any equipment that has been added.
Only qualified personnel should service the device or install the
device in a vehicle. Faulty installation or service may be dangerous
and may invalidate any warranty that may apply to the device.
Check regularly that all wireless device equipment in your vehicle is
mounted and operating properly. Do not store or carry flammable
liquids, gases, or explosive materials in the same compartment as
the device, its parts, or enhancements. For vehicles equipped with an
air bag, remember that air bags inflate with great force. Do not place
objects, including installed or portable wireless equipment in the
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area over the air bag or in the air bag deployment area. If in-vehicle