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 n59■ VehiclesRF signals may affect improperly installed or inadequately shielded electronicsystems in motor vehicles such as electronic fuel injection, electronic antilockbraking, electronic speed control, and air bag systems. For more information, checkwith the manufacturer of your vehicle or its equipment.Only qualified personnel should service the device or install the device in a vehicle.Faulty installation or service may be dangerous and may invalidate your warranty.Check regularly that all wireless device equipment in your vehicle is mounted andoperating properly. Do not store or carry flammable liquids, gases, or explosivematerials in the same compartment as the device, its parts, or accessories.Remember that air bags inflate with great force. Do not place your device oraccessories in the air bag deployment area.Switch off your device before boarding an aircraft. The use of wireless teledevicesin an aircraft may be dangerous to the operation of the aircraft and may be illegal.■ Potentially explosive environmentsSwitch off your device in any area with a potentially explosive atmosphere. Obeyall posted instructions. Sparks in such areas could cause an explosion or fireresulting in bodily injury or death. Switch off the device at refuelling points such asnear gas pumps at service stations. Observe restrictions in fuel depots, storage, anddistribution areas; chemical plants; or where blasting operations are in progress.Areas with a potentially explosive atmosphere are often, but not always, clearlymarked. They include areas where you would be advised to turn off your vehicleengine, below deck on boats, chemical transfer or storage facilities and where theair contains chemicals or particles such as grain, dust, or metal powders. Youshould check with the manufacturers of vehicles using liquefied petroleum gas(such as propane or butane) to determine if this device can be safely used in theirvicinity.