User Guide for Nokia E51: 

This document also applies to:

Chapter Summary: To make and receive calls, the device must be switched on, the device must have a valid SIM card installed, and you must be located in the service area of a cellular network...To make or receive a net call, your device must be connected to a net call service...To connect to a net call service, your device must be in the coverage of a connection network, such as a WLAN access point......

User Guide for Nokia E51 Users also looked at: Page 33 - Net calls Select Menu > Connectivity > Internet tel...The capability for an emergency call using internet telephony depends on the availability of a WLAN and your net call provider's implementation of emergency call capabilities...The availability of the net call service may vary according to your country or area...... Page 65 - Edit teams To remove team members, select Options > Members > Remove...... To edit the details of a member, select Options > Members > Edit...... To see to which teams a member belongs, select Options > Members > Belongs to teams...... Page 19 - Settings wizard If you are not able to use Settings wizard, visit the Nokia phone settings web site...... Push to talk — Configure push-to-talk settings...... To access the main view of the Settings wizard after the wizard has finished the settings configuration, select OK...In the main view, select Options and from the following...