Call Indicator
The bright red LED on the top right corner of the phone
indicates incoming, ongoing, held, and missed calls.
• Blinks rapidly when a call is coming in.
• Glows steadily when dialing, when in an active call,
and when you have missed a call.
• Blinks slowly when you put a call on hold.
Input Mode
The text under the cursor shows the current input
mode ( = numerals, = lower case letters,
= upper case letters).
• Press to change input mode to .
• Press to change input mode to .
• Press to change input mode to .
Entering numerals, letters & symbols
• In input mode, press the desired number key on
the dialpad.
• In / input mode:
• press a number key (2-9) repeatedly to select a
letter or number.
• press the 1 key repeatedly to select a symbol.
• press the 0 key repeatedly to select a space,
underscore, or zero.
• Press to delete a character.
Making calls
You can make calls using the handset, speakerphone,
or headset. To change modes, pick up the handset, or
press or . A symbol at the top of the screen
indicates which mode is currently in use:
handset , speakerphone , or headset .
Handset
• Lift the handset off the cradle, enter the phone
number, and press .
• OR enter the phone number and pick up the handset.
Speakerphone
1. If appears at the top of the screen, press to
turn off headset mode.
2. With the handset in the cradle, enter the phone
number and press .
Headset
1. If does NOT appear at the top of the screen,
press to turn on headset mode.
2. Enter the phone number and press .
Redialing
• Press to show the last numbers dialed, with the
most recent at the top. Press / on the
navigation key to select a number. Press to dial.
Calling a number from call history
• Press . Press / to select All, Missed,
Received, or Dialed calls and press .
Press / to select a call. Press to dial the
number.
Calling a number from phone directory
• Press . Press / to select a name. Press
twice to dial the number.
Calling a number from external directory
• Lift the handset off the cradle or press .
Press . Press / to select a directory. Press
/ to select a name. Press twice.
Speed dialing
• Enter the speed dial number (0-30) or character
(#, ) assigned to the phone number. Press to
dial.
Function keys
• Press a Line function key, enter the phone number,
and then press .
Answering Calls
You can answer calls using the handset, speakerphone,
or headset.
Handset
• Lift the handset off the cradle.
Speakerphone
• Press .
Headset
• Press .
Function keys
• Press the Line function key with the blinking LED.
Ending calls
• Place the handset in the cradle or press .
Call waiting
If you are on a call and receive an incoming call, the
call indicator LED blinks rapidly, and you hear a double
beep alert tone.
Press to display the Call Waiting screen.
• To accept the incoming call and put your current
call on hold, press OR press the Line function key
with the blinking LED.
• To reject the incoming call, press OR ignore the
call waiting announcement.
Mute the microphone
• Press to mute/unmute the microphone during a
call. While mute, appears at top of the screen.
Do Not Disturb (DND)
• Press to turn Do Not Disturb on or off.
While on, appears at top of the screen.
Retrieve voicemail messages
• Press to call your voicemail retrieval number.
When you have a new message, you will hear a
stutter dial tone.
D120 Quick Reference Guide
Firmware version 10.1.42.xx
To Next Page
Need help?
General
