NEC telephone user guide

Thunderbird NEC telephone system

There are two main types of telephones on the Thunderbird campus: the NEC Dterm Series III digital telephones, and analog telephones.  The features covered in this section are mainly for the Dterm Series III phones, except where noted. The last two sections detail new features found in the Series III model.

Reporting problems

If you encounter problems with your telephone, the telephone system, or have questions on any features, please call the Help desk at extension 7999.

Answering a call

  1. When you receive an incoming call, the light on the line indicator flashes and the ringer sounds.

  2. Lift the handset and press the line indicator, to connect to the incoming call.

Placing a call on hold

After answering an incoming call, you may need to place the call on hold.

  1. Press the Hold button.

  2. To retrieve the call, press the proper line indicator.

Transferring a call

To transfer an incoming call to another extension or outside line:

  1. After answering the call, press the Transfer (TRF) button.

  2. Dial either the campus extension or outside number (for an outside number, press 9, and then dial the number).

  3. Either wait for the party to answer and explain the transfer, or hang up and the call is automatically transferred.

Using the speaker

The Speaker (SPKR) button allows you to hear your telephone call without using the handset.

Using the speaker to place a call

  1. Press the Speaker (SPKR) button. You will hear the dial tone.

  2. Dial the number.

Using the speaker during a call

Press the Speaker (SPKR) button, and then you hear the other party without lifting the handset.

Activating the microphone

The microphone feature allows your caller to hear you, without picking up the handset.

To activate the Microphone feature on NEC series III phones:

  1. Press the Function (FNC) button.

  2. Press the 1 key. The Microphone (MIC) light displays on your telephone base, above the number 2.  

To deactivate the Microphone feature, press FNC, and then 1 again, and the feature turns off.

Forwarding the phone

Forward all calls = dial *7 followed by the extension or phone number.  Dial 9 first if forwarding to an off-campus number.

Forward when busy = dial *8 followed by the extension or phone number.

Forward if no answer = dial *9 followed by the extension or phone number.

To cancel any forwarding dial # followed by the code you want to cancel (7, 8, or 9)

Creating three-way conference calls

There are times when you are on a call and want to add another person to the conversation.  The three-way conference feature allows you to connect to another line while participating in a call.

  1. With the call in progress, ask the party to hold.

  2. Press the Transfer (TRF) button.

  3. Dial the desired number. Remember to dial 9, and then the number for an off-campus number.

  4. After the call is answered, press the Conference (CNF) button.< All three parties are connected.


Setting speed dial buttons – Series III phones

Speed dial buttons for the Series III telephone are located along the top of the telephone.

Note: The Telecommunications specialist may have preprogrammed some speed dial buttons with specific functions (such as call forwarding).

To request a printout of programmed functions, call the Help desk at extension 7999.

To program frequently used telephone numbers:

  1. Press the Function (FNC) button.

  2. Press the speed dial button you want to program.

  3. Dial the number.

  4. Press the Function (FNC) button to set the number.

  5. The message Speed Dial Set (SPD SET) displays, indicating that the speed dial button is now programmed.

Last number call/speed calling – for Series III telephones

The Series III has a new feature called last number call/speed calling (LNR/SPD), which stores the last five numbers dialed and enables you to use speed calling to redial them.

  1. Press the LNR/SPD button.

  2. The last number dialed is displayed.

  3. To speed dial this number, press the * key.

  4. If you wish to see a previous number dialed, press the LNR/SPD button again.

  5. You can cycle through the last five numbers dialed repeatedly.

Less frequently used features

The ANS button is not programmed on the Thunderbird campus and is not used.

The RECALL button disconnects the current call and generates a dial tone.


Series III model telephones

The Function (FNC) button on the Series III telephone is used in conjunction with the numeric keys to quickly adjust phone settings. For example, to turn the microphone off, first lift the handset and then press the FNC key and then press 1.


Press FNC, and then 1 to turn microphone on or off.

Press FNC, and then 2 to adjust handset receiver volume.

Press FNC, and then 3 to select ringer tone.

Press FNC, and then 4 to adjust transmitter/receiver volume.

Press FNC, and then 5 to activate hands-free operation.

Press FNC, and then 6 to deactivate hands-free operation.

Press FNC, and then 7 to turn call indicator light (for incoming calls) on or off.