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 n89■ 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.Sparks in such areas could cause an explosion or fire resulting in bodily injuryor even death. Switch off the device at refueling points such as near gas pumpsat service stations. Observe restrictions on the use of radio equipment in fueldepots, storage, and distribution areas; chemical plants; or where blastingoperations are in progress. Areas with a potentially explosive atmosphere areoften but not always clearly marked. They include below deck on boats, chemicaltransfer or storage facilities, vehicles using liquefied petroleum gas (such aspropane or butane), and areas where the air contains chemicals or particlessuch as grain, dust, or metal powders.■ Emergency callsImportant: Wireless phones, including this device, operate using radiosignals, wireless networks, landline networks, and user-programmedfunctions. Because of this, connections in all conditions cannot beguaranteed. You should never rely solely on any wireless device foressential communications like medical emergencies.To make an emergency call:1. If the device is not on, switch it on. Check for adequate signal strength.Some networks may require that a valid SIM card is properly insertedin the device.2. Press the end key as many times as needed to clear the display and readythe device for calls.3. Enter the official emergency number for your present location.Emergency numbers vary by location.4. Press the call key.If certain features are in use, you may first need to turn those features off beforeyou can make an emergency call. If the device is in the offline or flight mode, youmust change the profile to activate the phone function before you can make anemergency call. Consult this guide or your service provider for more information.When making an emergency call, give all the necessary information as accuratelyas possible. Your wireless device may be the only means of communication at thescene of an accident. Do not end the call until given permission to do so.