NSQ412 Four-Line Caller ID Telephone Owner’s Manual 19To make an outgoing call handsfree,press the [SPEAKER] key. Any idle COLine will automatically be connected. TheCO Line selected will depend upon theLine Preference set in programmingmode and if there are lines in use. Dialthe phone number and the LCD displaysthe digits one by one. The time begins tocount. The LCD will display the same aswhen making an outgoing call with thehandset (see previous examples).To make an outgoing call using a headset(corded or wireless), press the [HEAD-SET] key. An idle CO Line will automati-cally be connected. The CO Line select-ed will depend upon the Line Preferenceset in programming mode and if there arelines in use.NOTE: When using the PlantronicsCS50-R Wireless Headset, pleaserefer to the CS50-R Owner’s Manualfor complete operation instruction.NOTE: Pressing the [HEADSET] keywithout a headset plugged in will resultin a double beep warning (the headsetmode will not activate). Dial the phonenumber and the LCD displays the digitsone by one. The timer begins to count.The LCD will display the same as whenmaking an outgoing call with the handset(see previous examples).NOTE: If both the corded headset and theCS50-R wireless headset base areplugged in, the default is the corded head-set.NOTE: The unit will always dial Tonenumbers unless the dial mode is changedto Pulse in programming.Switching Between Handset,Handsfree and HeadsetThe telephone will allow switchingbetween the handset, handsfree andheadset modes. To switch from thehandset to handsfree, press the[SPEAKER] key. The Speaker LEDwill light. The handset may be placedin the cradle, but does not have to be.To switch from handset to headset (cordedor wireless), press the [HEADSET] key. TheHeadset LED will light. THe handset may beplaced in the cradle, but does not have to be.NOTE: If both the corded headset andthe CS50-R wireless headset base areplugged in, the default is the cordedheadset.To switch back to handset when it is in thecradle, lift the handset. The handsfree orheadset or headset will be disabled. Toswitch back to the handset when it is outof the cradle, press the [SPEAKER] key(if in handsfree mode) or the [HEADSET]key (if the headset mode). The handsfreeof headset will disable.NOTE: When the phone is on-hookand idle, pressing a [CO LINE] keywill activate the previous talking mode(handsfree or headset). The defaultis handsfree mode.Call Timer OperationThe timer will automatically start to countwhen a CO Line is picked up. It will stopcounting automatically when the CO Lineis hung up. The LCD will continue todisplay the time for approximately10-seconds afterwards. The LCD willdisplay the elapsed time in minutesand seconds for the first hour (up to 59minutes and 59 seconds), then begincounting again at 00:00. The timer willstart over whenever the CO Line statusis changed (such as placed on hold, orflash activated, etc).