Station Features and Operation 4-674.3 Station Features and Operation CSLTPTConferenceDuring a two-party conversation, you can add a third party to make a three-partyconference. The members of a conference on a line may be three extensions, oneextension and two CO lines, or two extensions and one CO line.To establish a conferenceDial the phonenumber of thethird party.Talk to thethird party.During a two-party conversation;Flash theswitchhook.Dial 3.Flash theswitchhook.A three-partyconferenceis now established.phone no.Confirmationtone (optional)Confirmationtone and dialtone3• You must dial a line access code (9 or 801 through 848) as the first digit whencalling an outside party.• The other party is placed on hold.Dial the phonenumber of thethird party.Talk to thethird party.During a two-party conversation;phone no.Confirmationtone (optional)Confirmationtone and dialtonePress CONF. Press CONF.CONF CONF A three-partyconferenceis now established.• You must dial a line access code (9 or 801 through 848) as the firstdigit when calling an outside party.• The CONF indicator light turns steady red.• The corresponding CO or INTERCOM or DN indicator light turnsgreen .• The current party is placed on hold.• The CONF indicator light flashes red slowly.