Nokia 6670 User Guide 75 Copyright © 2005 NokiaSettings• NETWORKSelect Menu > Settings > Network > Operator selection orCell info display.Operator selectionAutomatic—Set the phone to automatically search for and select one of thecellular networks available in your area.Manual—Select the desired network manually from a list of networks. If theconnection to the manually selected network is lost, the phone will sound anerror tone and ask you to select a network again. The selected network musthave a roaming agreement with your home network, that is, the operatorwhose SIM card is in your phone.Cell info displayOn or Off—Set the phone to indicate when it is used in a cellular network basedon microcellular network (MCN) technology and to activate cell info reception(network service).• ENHANCEMENTSelect Menu > Settings > Enhancement and one of these options:Enhancement in use—If you are using an enhancement such asa loopset, headset, or TTY adapter, you must activate it by selecting Headset,Loopset, or TTY. If you have activated a loopset, the headset will use the samesettings as the loopset.Headset, Loopset, TTY, and Handsfree—For each of these items, define thefollowing settings:• Default profile—Select the profile to be activated each time you connect acertain enhancement to your phone. See "Change the profile" on page 82.• Automatic answer—Set the phone to answer an incoming call automaticallyafter 5 seconds time when you connect a certain enhancement to yourphone. If the incoming call alert is set to Beep once or Silent, you mustanswer the phone manually. This option is not available for TTY.See also “Enhancement indicators” on page 22.