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 n49Copyright © 2006 Nokia. All rights reserved.Only qualified personnel should service the device, or install thedevice in a vehicle. Faulty installation or service may bedangerous and may invalidate any warranty that may apply tothe device. Check regularly that all wireless device equipment inyour vehicle is mounted and operating properly. Do not store orcarry flammable liquids, gases, or explosive materials in thesame compartment as the device, its parts, or enhancements. Forvehicles equipped with an air bag, remember that air bagsinflate with great force. Do not place objects, including installedor portable wireless equipment in the area over the air bag or inthe air bag deployment area. If in-vehicle wireless equipment isimproperly installed and the air bag inflates, serious injury couldresult.Using your device while flying in aircraft is prohibited. Switchoff your device before boarding an aircraft. The use of wirelessteledevices in an aircraft may be dangerous to the operation ofthe aircraft, disrupt the wireless telephone network, and may beillegal.■ Potentially explosive environmentsSwitch off your device when in any area with a potentiallyexplosive atmosphere and obey all signs and instructions.Potentially explosive atmospheres include areas where you