A d d i t i o n a l s a f e t y i n f o r m a t i o n60• Always keep the device more than 15.3 centimeters (6 inches) fromthe pacemaker• Not carry the device in a breast pocket• Hold the device to the ear opposite the pacemaker to minimize the potentialfor interference.If you suspect interference, switch off your device, and move the device away.Hearing aidsSome digital wireless devices may interfere with some hearing aids. If interferenceoccurs, consult your service provider.■ VehiclesRF signals may affect improperly installed or inadequately shielded electronicsystems in motor vehicles such as electronic fuel injection systems, electronicantiskid (antilock) braking systems, electronic speed control systems, and air bagsystems. 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 warrantythat may apply to the device. Check regularly that all wireless device equipmentin your vehicle is mounted and operating properly. Do not store or carry flammableliquids, gases, or explosive materials in the same compartment as the device, itsparts, or enhancements. For vehicles equipped with an air bag, remember that airbags inflate with great force. Do not place objects, including installed or portablewireless equipment in the area over the air bag or in the air bag deployment area.If in-vehicle wireless equipment is improperly installed and the air bag inflates,serious injury could result.■ AirplanesUsing your device while flying in aircraft is prohibited. Switch off your devicebefore boarding an aircraft. The use of wireless teledevices in an aircraft may bedangerous to the operation of the aircraft, disrupt the wireless telephonenetwork, and may be illegal.■ Potentially explosive environmentsSwitch off your device when in any area with a potentially explosive atmosphereand obey all signs and instructions. Potentially explosive atmospheres includeareas where you would normally be advised to turn off your vehicle engine.