Nortel 3903/3904 User GuideMain Extension NumberYour main extension number (also known as Primary Directory Number) is assigned to the Line Key on yourtelephone and shows in the display. When you lift the handset, your main extension number is automaticallyselected; you will hear dial tone and are ready to make a call.Placing a CallInternal:-‐ Lift handset, hear dial lone-‐ Enter 4 digit extension numberExternal:-‐ Lift handset, hear dial lone-‐ Enter 9 and numberOn-‐Hook Dialing:-‐ To place a call without lifting the handset:-‐ Press Line Key-‐ Hear dial tone-‐ Dial the number-‐ Pick up the handset when the number starts ringingIf busy:-‐ Press Goodbye keyHoldTo place a call on hold:-‐ Ask the party to hold-‐ Press Hold key-‐ Hang upTo retrieve held call:-‐ Left handset-‐ Press the key beside the fast flashing indicator lampTransferTo transfer a call to another extension-‐ Ask the party to hold-‐ Press Trans (soft key*), hear special dial tone-‐ Call is placed on Temporary HOLD-‐ Enter extension number-‐ When party answers, announce call-‐ Press Connect (soft key*) to complete transferNote: If you hear a busy or ring-‐no-‐answer, press your Line Key to return to the original call.-‐ Press Swap (soft key*) to toggle between the two callersConferenceAllows you to place a caller on temporary hold and add an additional party into the conversation without tyingup another line. You can conference up to 6 parties including yourself. It is recommended only 2 outside callsbe in the conference call.To activate: