6Start a conference call from an incoming CO call using an Attendant:❍ Call the attendant, and ask to be transferred to a Conference Bridgeextension.❍ Wait until the transfer is complete.❍ When the voice prompt is heard, enter the password and press #.❍ Start the conference call.Note: Default passwords: Conference #1= 0001. Conference #2= 0002.C ALL P ARKWith a call in progress:❍ Press Hookswitch.❍ Dial Call Park set code 4 .❍ Dial Call Park location 0~9.❍ Replace handset.Note: If the dialed Call Park location is busy, dial another Call Park location (0~9).RETRIEVING A PARKED CALL❍ Lift handset.❍ Dial Call Park retrieval code 4 #.❍ Dial Call Park location 0~9.❍ Converse.TONE OVERRIDEWhen calling a busy multiline telephone:❍ Dial Tone Override code .❍ Wait for signaled party to answer.