1. To use 3-way calling, while on a call, press the Left soft key.
   
2. Scroll to 'New Call', then press the Center nav key.
   
3. Dial the desired number, then press the Send key.
   
4. To merge calls, once the second call has connected, press the Left soft key.
   
5. Scroll to 'Conference', then press the Center nav key.
   
6. To disconnect from all calls, press the End key.
   
7. To place one call on hold, scroll to the desired phone number, then press the Left soft key.
   
8. Scroll to 'Split', then press the Center nav key. You will be connected to the selected caller, and the other(s) will be placed on hold.
   
9. To disconnect from a single call, press the End key while calls are split.