18CALL BACK (STATION)• Lift handset or press Speaker.• Dial desired station number and receive busy tone or ring backtone.• Press Call Back or dial 2 and receive service set tone.• Restore handset.• When busy station becomes idle or the station that did notanswer initiates or answers a call or accesses a feature andthen becomes idle, the setting station is alerted by ring andflashing LED.TO ANSWER A CAMPED-ON CALL• While engaged in a call, receive thecamp-on indication (one short tone burst).Answer LED flashes.• Press Answer. Call in progress is placedon hold.• Connection to camped-on call is established.• Press Answer to return to original call. Camped-on call isplaced on hold.• Repeated depression of the Answer button allows you toalternate between calls. Display indicates connected station ortrunk at any given time.TO SET CAMP-ON (TRANSFER METHOD)• With call in progress, ask party to hold. Depress Transferbutton, feature dial tone is heard.• Dial desired station number and receive busy tone.• Dial 4 and receive service set tone. Camp-on tone (2 tonebursts) is sent to busy station.• Restore handset.