54Important Safety PrecautionsRead these simple guidelines. Failure to comply withthem may be dangerous or illegal.For more detailed safety information, see SafetyInformation on page 106.Road safety comes firstDo not use a hand-held phone while driving; park thevehicle first. Remember that in some countries, it isillegal to use a hand-held phone while driving.Switch off when refuellingDo not use the phone at a refuelling point (service sta-tion) or near fuels or chemicals.Switch off in aircraftMobile phones can cause interference. Using them onaircraft is both illegal and dangerous.Respect special regulationsFollow any special regulations in force in any area andalways switch off your phone whenever it is forbidden touse it, or when it may cause interference or danger (in ahospital for example).InterferenceAll mobile phones may be subject to radio interference,which may affect their performance.Network Services . . . . . . . . . . . . . . . . . . . . . . . . . . . . 90Call Diverting (Menu 7.1) . . . . . . . . . . . . . . . . . . . . . . . . . 90Call Barring (Menu 7.2) . . . . . . . . . . . . . . . . . . . . . . . . . . 92Call Waiting (Menu 7.3) . . . . . . . . . . . . . . . . . . . . . . . . . . 94Network Selection (Menu 7.4) . . . . . . . . . . . . . . . . . . . . . 95Line Identification (Menu 7.5) . . . . . . . . . . . . . . . . . . . . . . 96Closed User Group (CUG) (Menu 7.6) . . . . . . . . . . . . . . . . 97Games . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 99Solving Problems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 101Using the Batteries . . . . . . . . . . . . . . . . . . . . . . . . . . . . 104Precautions When Using Batteries . . . . . . . . . . . . . . . . . 104Safety Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . 106Road Safety . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 106Operating Environment . . . . . . . . . . . . . . . . . . . . . . . . . . 106Care and Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . 108Emergency Calls . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 109Glossary of Terms . . . . . . . . . . . . . . . . . . . . . . . . . . . . 110Index . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 114Quick Reference Card . . . . . . . . . . . . . . . . . . . . . . . . . 118