Health and safety informationPosted facilitiesSwitch off your phone in any facility where posted noticesrequire you to do so.Potentially explosive environmentsSwitch off your phone when in any area with a potentiallyexplosive atmosphere, and obey all signs and instructions.Emergency callsThis phone, like any wireless phone, operates using radiosignals, wireless, and landline networks as well as user-programmed functions, which cannot guaranteeconnection in all conditions. Therefore, you should neverrely solely on any wireless phone for essentialcommunications like medical emergencies.X490.book Page 62 Friday, December 2, 2005 3:34 PM