121areas), chemical plants or where blasting operationsare in progress.Areas with a potentially explosive atmosphere areoften but not always clearly marked. They includebelow deck on boats, chemical transfer or storagefacilities, vehicles using liquefied petroleum gas (suchas propane or butane), areas where the air containschemicals or particles, such as grain, dust or metalpowders, and any other area where you wouldnormally be advised to turn off your vehicle engine.Emergency CallsThis phone, like any wireless phone, operates usingradio signals, wireless and landline networks as well asuser programmed functions, which cannot guaranteeconnection in all conditions. Therefore, you shouldnever rely solely on any wireless phone for essentialcommunications (medical emergencies, for example).Remember, to make or receive any calls the phonemust be switched on and in a service area withadequate signal strength. Emergency calls may not bepossible on all wireless phone networks or whencertain network services and/or phone features are inuse. Check with local service providers.To make an emergency call:1. If the phone is not on, switch it on.2. Key in the emergency number for your presentlocation (for example, 911 or other officialemergency number). Emergency numbers vary bylocation.3. Press .If certain features are in use (call barring, forexample), you may first need to deactivate thosefeatures before you can make an emergency call.Consult this document and your local cellular serviceprovider.When making an emergency call, remember to give allthe necessary information as accurately as possible.Remember that your phone may be the only means ofcommunication at the scene of an accident; do not cutoff the call until given permission to do so.