AT&T SYSTEM 25 User Manual
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AT&T SYSTEM 25 User Manual

AT&T SYSTEM 25 User Manual

Single-line terminal
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AT&T
AT&T SYSTEM 25
SINGLE-LINE
TERMINAL
USER GUIDE

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  • Page 1 AT&T AT&T SYSTEM 25 SINGLE-LINE TERMINAL USER GUIDE...
  • Page 3 555-530-702 Issue 1, June 1988 AT&T AT&T SYSTEM 25 SINGLE-LINE TERMINAL USER GUIDE...
  • Page 4 6:00 p.m. EST, or In Canada call: 800-255-1242 Write: AT&T Customer Information Center 2855 North Franklin Road PO. Box 19901 Indianapolis, Indiana 46219 Single-Line Terminal User Guide Prepared by System 25 Document Development Group and the Technical Publications Group...

  • Page 5: Table Of Contents

    Contents Introduction Single-Line Features Account Code Entry Call Accountability Callback Request Call Waiting Conferencing Direct Group Calling Following Forwarding H o l d Leave Word Calling Message Waiting Night Service P a g i n g P a r k P i c k u p Placing Calls Programming Speed Dialing Codes...

  • Page 6: Introduction

    Your voice terminal is ready to use as soon as it is connected to System 25. So as you learn to use the features, you can make and receive calls with your voice terminal just as you would with an ordinary telephone.
  • Page 7 The switchhook is the button(s) held down by the handset when it rests in the handset holder on your voice terminal. Some System 25 features require that you use the switchhook to signal the system. When you are instructed to press the switchhook, press the button(s) down as far as it will go for approximately 1/2 second and then release it.
  • Page 8 Handset Tones System 25 signals you with tones that you hear through the DIAL TONE (a continuous steady tone) You can dial. CONFIRMATION TONE (three short tones) Your action has been accepted. Proceed to the next step RINGBACK TONE (repeating on/off...
  • Page 9 Ringing Tones System 25 signals you with three distinctive rings. The rings and their descriptions are listed below. INSIDE CALL (one long ring) Your call is from a person inside your company. OUTSIDE CALL (two short rings) Your call is either from the Attendant or someone outside your company.

  • Page 10: Single-Line Features

    Single-Line Features Account Code Entry For bookkeeping purposes, your System Administrator may assign account codes to use with certain calls. If you are required to use the account codes for outgoing calls, your System Administrator has administered the Forced Account Code Entry feature, and you need to dial an account code before placing an outside call.
  • Page 11 Account Code Entry (Continued) Listen for dial tone. If you don’t hear dial tone, press NOTE: and listen-for dial tone. Dial the outside line access code and listen for dial tone. D i a l the telephone number. Using Account Code Entry for Incoming Calls Your call will be disconnected when you follow this procedure.

  • Page 12: Call Accountability

    Call Accountability You can use your PDC at any voice terminal to place toll calls that will be billed to you. Billing Calls to Your PDC 1 Lift the handset and listen for dial tone. 2 Dial Dial your PDC. Listen for dial tone.

  • Page 13: Callback Request

    Callback Request If a System 25 station or outside line (trunk) is busy when you place a call, you can place a callback request. Your call will wait in line (queue) for the station or trunk to become available. The system will then alert you and complete the call as dialed.
  • Page 14 Callback Request (Continued) Completing the Call If you did not hang up after placing the callback request, you will hear dequeuing tone when the call can be completed. 1 When you hear priority ringing, lift the handset. 2 Listen for dequeuing tone. Your call will now be completed as dialed.

  • Page 15: Call Waiting

    Call Waiting While you are using your phone, you may be notified through the handset of a waiting call. If you hear one short tone, there is an inside call waiting for you. Two short tones indicate that you have a waiting outside call. To answer the waiting call, you must either end the existing call or place it on hold.

  • Page 16: Conferencing

    Conferencing You can set up a three-party conference that includes other System 25 stations as well as outside callers. When you are in conference, you can drop the second party and continue talking to the first. However, you cannot drop the first party and continue talking to the second.

  • Page 17: Direct Group Calling

    Direct Group Calling You may be in a Direct Group Calling (DGC) group, Calls to a DGC group are distributed among its members. Members may leave the group temporarily to prevent calls from being sent to their voice terminal. Check with your System Administrator to see if you are in a DGC group.

  • Page 18: Following

    Following You can have your calls sent to another voice terminal by using either the Following or the Forwarding feature. To use the Following feature, you sign in your PDC at the other voice terminal. To cancel the request, you may either sign out your PDC from that other voice terminal or sign in at your own voice terminal, Although the Following and Forwarding features send your calls...
  • Page 19 Following (Continued) Signing Out All PDCs at a Voice Terminal This procedure signs out all PDCs signed in at this voice terminal except for the PDC normally assigned to it. 1 Lift the handset and listen for dial tone, 3 Listen for confirmation tone and then hang up.

  • Page 20: Forwarding

    Forwarding You can have your calls sent to another voice terminal or to an outside number. Unlike the Following feature, you do not need to sign in your PDC at the other voice terminal. Instead, simply forward your calls to another location while you are still at your own voice terminal.
  • Page 21 Forwarding (Continued) Canceling Forwarding 1 At your own voice terminal, lift the handset and listen for dial tone. 2 Dial 3 Dial your PDC. 4 Dial your PDC again. 5 Listen for confirmation tone and then hang up.

  • Page 22: Hold

    Hold You can hold calls while you attend to other matters and then pick them up. You can pick up held calls only at the terminal where you put the call on hold. Using the Hold Feature 1 Press the switchhook. 2 Listen for confirmation tone and dial tone.

  • Page 23: Leave Word Calling

    Leave Word Calling You can use the Leave Word Calling feature only if a VOICE POWER Voice Message System is connected to your System 25. If so, you may use the Leave Word Calling feature to leave a message. For directions on getting messages left for you, see your System Administrator.

  • Page 24: Message Waiting

    Message Waiting Your voice terminal may have a light that tells you when the Attendant or another person in the system has a message for you. You can turn the message light on and off at any voice terminal in your system that has a message indicator (including your own).

  • Page 25: Night Service

    Night Service When the Attendant leaves for the night, the system can be set so that incoming calls ring a night bell. See your System Administrator for the Night Service access code. Answering Night Service Calls 1 Lift the handset and listen for dial tone. 2 Dial the Night Service access code.

  • Page 26: Paging

    Paging your company has a paging system, you may access the system by dialing a code. See your System Administrator for the Paging access code. Using the Paging System 1 Lift the handset and listen for dial tone. 2 Dial the Paging access code. 3 Make the announcement.

  • Page 27: Park

    Park Parked calls are like held calls except that they can be picked up from any voice terminal. If a parked call is not picked up within preset interval (the default time is two minutes), it will ring at the voice terminal that parked the call. Only one call at a time can a voice terminal.

  • Page 28: Pickup

    Pickup Pickup allows you to answer a call that is ringing at another voice terminal. This feature is both fixed and assignable. Your System Administrator will notify you if you have been assigned to a pickup group. Pickup is also a fixed feature since you can answer a call directed to another voice terminal, whether or not you belong to a pickup group.

  • Page 29: Placing Calls

    Placing Calls You can place calls to people inside and outside your company. Your System Administrator will give you the required outside line access codes. Placing an Inside Call Lift the handset and listen for dial tone. 2 Dial the PDC. Placing an Outside Call 1 Lift the handset and listen for dial tone.

  • Page 30: Programming Speed Dialing Codes

    Programming Speed Dialing Codes You can program telephone numbers, account codes, and System Speed Dialing codes into your Personal Speed Dialing codes. System 25 allows you to program strings of numbers and special characters (maximum of 25 characters) into the dialing codes.
  • Page 31 Programming Speed Dialing Codes (Continued) Using * as an Actual Character If you want to use a "*" as an actual character, you must place a before the "*". "#" For example, you may want to program 555-2222 followed a 3.0 second pause, a “*”, and 1234 into a Personal Speed Dialing code.
  • Page 32 Programming Speed Dlallng Codes (Continued) Using #8 to Start End-to-End Signaling When you place a “ # 8“ within a stored number, you tell the system to start end-to-end signaling. For example, you may want to store a telephone number (555- 4444) to be dialed and an identification code (12345) that should be transmitted directly to the far end.

  • Page 33: Speed Dialing

    Speed Dialing Speed dialing allows you to place a call or enter an account code by dialing “ # “ and 2- or 3-digit code. There are two kinds of speed dialing: System and Personal. The 3-digit System Speed Dialing codes ( # 100 through # 189) are assigned by the System Administrator and can be used at all voice terminals.

  • Page 34: Transfer

    Transfer You can easily transfer calls to another 25 voice terminal. System You can also transfer some calls to outside lines. However, you should see your System Administrator for more information about this type of transfer. When you transfer a call, the original party is temporarily placed on hold and is not connected to the called party until you hang up.

  • Page 35: Glossary

    Glossary account code feature that allows you to assign account entry codes to calls to charge them to specific customers, clients, or business cases. This feature may be optional or mandatory. assigned feature optional feature that can be assigned to your voice terminal by the System Administrator.
  • Page 36 (digits, “*”, or “ # “) code that allows you to access System 25 features. fixed feature standard feature that is available to every voice terminal. following/...
  • Page 37 System 25 voice terminal and a voice terminal not connected to System 25. Outside calls are made over Central Office or other trunks and are signaled by two short rings. outside line a trunk (line) to the Central Office or other system.
  • Page 38 System 25 operation. (The person to contact if questions or problems arise. ) transfer feature that allows you to connect the person you’re talking with to another person then...
  • Page 39 Notes...
  • Page 41 System AT&T QUICK REFERENCE CARD Single-Line Terminal FEATURE ACCESS CODES DESCRIPTION CODE FEATURE Account Code to enter an Account Code * 0 C o d e Call Accountability ## PDC to make PDC accountable for this call # 6 0 to request callback for a busy line/station Callback Request to cancel callback request...
  • Page 42 QUICK REFERENCE CARD Single-Line Terminal PERSONAL SPEED DIALING NUMBERS SYSTEM SPEED DIALING NUMBERS CODE TELEPHONE NUMBER CODE FACILITY ACCESS CODES CODE DIALING CODES ACCOUNT CODES Code DESCRIPTION CODE Your PDC Your DDC Attendant Night Service access code Paging access code (See Features list on other side.)

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