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 n102 Copyright © 2006 Nokia. All rights reserved.particles such as grain, dust, or metalpowders.■ Emergency callsImportant: Wireless phones,including this device, operateusing radio signals, wirelessnetworks, landline networks,and user-programmedfunctions. Because of this,connections in all conditionscannot be guaranteed. Youshould never rely solely onany wireless device foressential communicationslike 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 avalid SIM card is properly insertedin the device.2. Press the end key as many times asneeded to clear the display andready the device for calls.3. Enter the official emergencynumber for your present location.Emergency numbers vary bylocation.4. Press the call key.If certain features are in use, you mayfirst need to turn those features offbefore you can make an emergencycall. Consult this guide or your serviceprovider for more information.When making an emergency call, giveall the necessary information asaccurately as possible. Your wirelessdevice may be the only means ofcommunication at the scene of anaccident. Do not end the call untilgiven permission to do so.