NSQ412 Four-Line Caller ID Telephone Owner’s Manual 21An alternate method to start the(Auto)Redial function is to press an idle[CO Line] key followed by pressing the[(AUTO)REDIAL] key twice within 3-sec-onds.Pick up the handset, or press [SPEAK-ER] or [HEADSET] keys to stop the(Auto)Redial function and talk with thecalled party. NOTE: Pressing any otherkey except the Volume [ ] and [ ] willcancel the (Auto)Redial operation.Prime Line PreferenceThe telephone’s Prime Line Preferencedetermines the priority that idle CO Linesare picked up when going off-hook fromthe idle state. The line preference isselected in programming mode. Line 1 isselected by default. If the preferred line isin use by another station, the next higheridle CO Line is picked up.CO Line PrivacyThe telephone has CO Line Privacy. Thisfeature prevents another station frompicking up a CO Line that is in use. Thisfeature automatically activates when aCO Line is used.CO Line privacy can be disabled bypressing the [CO Line] key used at theoriginal station. A beep is heard whenthis is done. The privacy can be recov-ered by again pressing the in-use [COLine] key. A double beep is heard whenthis is done.NOTE: A non-system telephone does nothave line privacy on any system station.Intercom OperationTo make an intercom call with the hand-set, press the [INTERCOM] key and pickup the handset. The LCD will display:Dial the desired station number. Forexample, station 12 calls station 15. TheLCD for station 12 will display:The LCD for station 15 will display:The display of the stations will return tonormal after the intercom call is finished.If the called station is idle, the calling sta-tion will get ring back tone. If the calledstation is busy, the calling station will getbusy tone. If the called station has DNDactive, the calling station will get theDND tone. NOTE: If the called station isnot entered within approximately 10-sec-onds after pressing the [INTERCOM]key, the intercom trunk will be automati-cally released.Any station can pick up an intercom calldirected to another station. To do so,press the [INTERCOM] key.I C MC I D : 1 0 0 / 1 9 8I C M 1 5C I D : 1 0 0 / 1 9 8I C M 1 2C I D : 1 0 0 / 1 9 8