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AT&T
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Attendant Selector Console Assign Call Park buttons
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Specs
Physical Characteristics
Parts list
System 25 Block Diagram
End-to-End Signaling
Options Current Default
Timer Functions
Administration Requirements
Wiring
Maintenance
Page 109
Image 109
Administration Requirements
Attendant Selector Console:
●
Assign Call Park buttons.
Hardware Requirements
None
2-88
Page 108
Page 110
Page 109
Image 109
Page 108
Page 110
Contents
AT&T System
To Order Copies of this Document Refer to Document Number
1987 AT&T All Rights Reserved
Notification to the Telephone Company
Means of Connection
Repair Instructions
Rights of the Telephone Company
Private Line Service
Hearing AID Compatibility
FCC Registration Information
FCC Warning Statement
Overview
Contents Section
Organization
Overview
Merlin
System 25 Description
System 25 Block Diagram
Call Handling Capabilities
Safety
Business Communications Needs
Did
Incoming Business Communications
PDC
Outgoing Business Communications
Internal Call Movement
Data Communications
Page
Growth & Rearrangement
Page
Conclusions
Smdr
List of Figures
Starlan
BIS
SAT
LED
Description
Administration Requirements
Considerations
Interactions
Feature Name Type
System Features
Data Features
Network Features
Feature Name
Feature
Feature Name SINGLE-LINE Multiline Terminal Button Label †
Station Features
Feature Name Console Button Label † Type
Attendant Features
Account Code Entry
Interactions
Attendant Call Extending
Selector Console optional
Interactions Call Coverage/Direct Group Calling DGC If
Attendant CAMP-ON
None
Attendant Cancel
Direct Trunk Attendant Console
Attendant CONSOLE, Direct Trunk
Position Busy
Dual Console Operation
System Assign Primary Secondary Attendant
Direct Trunk Attendant Console Connections
Fixed Buttons Figure
Attendant CONSOLE, Switched Loop
Attendant Message Waiting Attendant Message Waiting Used by
Programmable Feature Buttons Figure
Display Figure
DSS
Console Buttons and Display
Switched Loop Operation
Placing a Call on a Loop Button
Answering a Call on a Loop Button
Ringing
Call Types
Call Originations
Attendant Features
Switched Loop Attendant Console Connections
Attendant Direct Extension Selection
Model 23A1 Attendant Direct Extension Selector Console
Considerations
Attendant Direct Extension Selector Console Connections
Call Information Display
Attendant Display V2 Slac Only
Incoming call from a system user
Incoming did call
Incoming coverage call
Call from console to system user
Returning parked call
Outgoing trunk call
Inspection Mode
Conference set up by attendant
Conference 3
Conference 4
Timer Functions
Attendant Forced Release V2 Slac Only
Join
Only
Attendant Message Waiting
Systems with Direct Trunk Attendant Consoles Dtac
Systems with Switched Loop Attendant Consoles Slac
Call Coverage
Administration Requirements
Automatic Release
Manual Release
Interactions
Attendant Return Coverage on Busy
Administration Requirements
Attendant Return Coverage on DON’T Answer
Administration Requirements
Attendant Source and Destination V2 Slac Only
Attendant Splitting ONE-WAY Automatic
Systems Technician
Automatic Intercom
Administration Requirements
Automatic Route Selection ARS
ARS Flow Chart
FRL
ARS Routing Pattern Table
Automatic Route Selection Flow Chart Sheet l
Automatic Route Selection Flow Chart Sheet 2 0f
Considerations
ARS
Hardware Requirements
Automatic Route Selection Routing Pattern
BUSY-TO-IDLE Reminder
Call Accountability
Call Accounting
Page
Facility Code #190-#199 is identified in this field
Call Accounting System CAS
CAS Models 200, 300, 500,
CAS Model
Page
CAS Model Stations Account Codes
AT&T Call Accounting Systems
DUR FAC STN Account PDC
Date Time
Column Number
Ascii Character Description Valid Position Characters
12. Smdr Call Record Header Format
Ascii Character Description Position
Z21OA
Adapt
15. Smdr Output Equipment -On-Premises Switched Connections
16. Smdr Output Equipment-Off-Premises Direct Connections
17. Smdr Output Equipment-Off-Premises Switched Connections
Standard Group Coverage
DGC Group Coverage V2 only
Page
Interactions DGC Group Coverage V2 Only
Administration Requirements Standard Group Coverage
Sent to coverage
Administration Requirements DGC Group Coverage V2 Only
Call COVERAGE-INDIVIDUAL
Call Coverage -Group Unanswered
Call Following Forwarding
Interactions
Call Park
Considerations
Attendant Selector Console Assign Call Park buttons
Group Call Pickup
Directed Call Pickup
Administration Requirements
Call Progress Tones
Outward Restriction
Facility Access Restriction
Toll Restriction
ARS Restriction
Hardware Requirements
Voice call V2 only
Data call or place Data call
Options
Options Current Default
EXit Change options View options
Hangup
Option Definition
Partial List of Permissible Data Port TN726 Options
Host Modem Computer Users
18. Communications Access Manager Architecture
Page
Single-Line Voice Terminals
Multiline Voice Terminals
101
102
Extended Stations An
Multiline Voice Terminals except Slac
Switched Loop Attendant Consoles
All Multiline Terminals
103
104
Data Call Setup
DTE Devices
Data Endpoints
106
Ascii Data Terminal With Keyboard
Data Terminal Without Ascii Keyboard
107
Analog Data Endpoint
Host Computer Endpoint
DCE Devices
108
Data Call Processing Modes
Data Endpoint States
Controlling Features
Connecting Configurations
111
Dialing Correction
Dialed Characters
Pause
112
Call Disposition
End-to-End Signaling
Answering Endpoint
113
114
115
Interactions End-To-End Signaling See above text
116
Dial Code Assignments
PDC to Voice Terminal Association
Voice Terminal Directed Features
Data Dial Codes DDCs
Direct Inward Dial did Number Assignments
118
119
20. Dictation System Connections FCC Registered
120
21. Digital Tape Unit
121
122
123
124
Transfer For
125
126
23. Delay Announcement Equipment Connections FCC Registered
127
128
129
130
Access to Paging Zones and DGC Groups
131
132
133
134
Making a Data Call
Activating Expert Mode
135
Dial
Activating the Third-Party Call Setup Feature
User Changeable Options
Examples
Command MY
Command PE
Interactions Command Mode
137
138
Conference
139
140
24. External Alert Connections
141
25. Supplemental Alert Adapter Connections
BIS and Hfai Voice Terminals
Calls Eligible for Hands-Free Service
142
Voice Terminals without HFUs
Voice Terminals with HFUs
143
144
145
500A/502A Headset Adapters
146
MET Headset Adapter
147
148
149
150
151
152
153
154
Ringing Line Preference
Prime Line Preference
155
156
Preselection
LED Indications
L-USE Indications
Use Line Status Meaning Red LED Green LED
157
158
159
Message CENTER-LIKE Operation V2 Slac Only
Console Configurations
Message Center Call Types
160
161
Call Coverage Message Waiting
Attendant Message Waiting
162
163
Station-To-Station Message Waiting
164
165
Calling Restrictions
166
167
168
30. Music-On-Hold Equipment Connections FCC Registered
169
31. Music-On-Hold Equipment Connections Non-Registered
170
Directed NS
171
Trunk-Answer-from-Any-Station
172
173
AT&T
174
32. Delay Announcement Equipment Connections FCC Registered
175
176
177
178
179
180
181
Calls Placed to a PDC
182
Calls Placed to a Floating PDC
183
Direct Station Selection
184
185
186
187
Facility
188
189
190
35 B Emergency Transfer Unit ETU
192
36. Emergency Transfer Unit Connections
193
37. Multiple ETU Arrangements
Char Used in Repertory Dialing Numbers
Special Characters
CHAR. Used in Personal Speed Dialing Numbers
194
Transmits an actual
Char Used in Personal Speed Dialing Numbers
195
To Program a Number by Using the Switch
To Program a Number by Using a Code
196
197
198
199
200
201
202
203
204
205
Speaker
S101A/S102A Speakerphone PEC 3163-HFU
4A Speakerphone System
207
38. Speakerphone Adjuncts
S102A
209
210
211
41. Speakerphone Connections For 12-Button MET Sets
CHAR.FUNCTION
System Speed Dialing
Char Function
212
213
Personal Speed Dialing
214
Access
System 25 Starlan Network Access Access
215
Starlan Interface Circuit Pack
Communications Access Manager CAM
216
System 25 View of a Starlan Network
Starlan Network View of System
Calls from System 25 to the Starlan Network
217
218
Wiring
ZTN78
219
220
Individually Administrable default
Administrable Parameters
Common Administration default
ATL Adapters
Circular Hunting Example
Linear Hunting Example
Combinational Hunting Example
222
223
Call Coverage Station
224
225
Centralized Administration
226
SAT Connection Information
Backspace Return
227
228
45. Model 703 System Administration Terminal
229
TYPICAL-103A Connection Block
230
231
48. SAT On-Premises Switched Connections
232
49. SAT Off-Premises Direct Connections
233
50. SAT Off-Premises Switched Connections
System Errors And Alarms
System Maintenance
Permanent System Alarms
Error s
Automatic Maintenance Tests
Error Logs
235
S c r i p t i o n
Tandem Trunking
Trunk Number C o n d A t i o n
236
237
N s i d e r a t i o ns
Test
T e r a c t i o ns
238
Voice Terminal source
THIRD-PARTY Call Setup
Data Terminal source
239
240
Setting Up a Third-Party Call
Administration Requirements Data Port
Expert Mode
AT&T Starlan Network Access
T e r a c t i o ns Call Coverage
242
TIE Trunks
243
Touch-Tone Dial Pads
TOUCH-TONE and Dial Pulse Services
Touch Dial Pads
244
245
T e r a c t i o n s
246
Transfer to Data
Data Call Origination Using Transfer to Data
Data Call Preindication
247
248
249
Trunk Groups
C i l i t y
N s i d e r a t i o n s
S t r i c t i o n s e e Calling Restrictions
250
251
252
TRUNK-TO-TRUNK Transfer
User Changeable Options Definition
User Changeable Options
253
51. Command Mode Menu Tree
Changing Options-General
Viewing Options
255
EXit Low
Changing Data Port Speed
256
257
Interactions Expert Mode
258
Virtual Facilities
Examples of Virtual Facility Numbers
A R a C T E RF U N C T I O N
259
Example
Accessing a Virtual Facility
260
261
ATL
TDM
MET
List of Tables
System 25 Digital Switch
Digital Switch
Call Processor Circuit Pack ZTN82 or ZTN128
Common Control
Call Processor ZTN82 or ZTN128 Circuitry
Interrupt Level
Timing and Control Logic Circuit
Memory Circuit Pack ZTN81 or ZTN127
TDM Bus Time Slot Generation Not a Timing Diagram
Switching Network
Electrical Characteristics
Physical Characteristics
Time Slot No Function
TDM Bus Diagram -Three Cabinet System
Port Circuits
SINGLE-LINE Voice Terminals
SMD
Asynchronous Data Unit CAS Call Accounting System
Translated, and yellow circuit busy
Port Circuit Pack Common Circuitry
Ground Start Trunk ZTN76
Unique Ground Start Trunk ZTN76 Circuitry
Loop Start Trunk ZTN77
Unique Loop Start Trunk ZTN77 Circuitry
10. Unique Tip Ring Line ZTN78 Circuitry
Page
Port Circuits
ATL Line ZTN79
11. Unique ATL Line ZTN79 Circuitry
Data Line TN726
12. Unique Data Line TN726 Circuitry
MET Line TN735
13. Unique MET Line TN735 Circuitry
14. Unique Analog Line TN742 Circuitry
Analog Line TN742
Page
Did Trunk TN753
15. Unique did Trunk TN753 Circuitry
Tie Trunk TN760B
16. Unique Tie Trunk TN760B Circuitry
Signaling Transmit Receive Type ON-HOOK OFF-HOOK
Signaling Type Summary
TN760B Tie Trunk Preferred Signaling Formats
Auxiliary Trunk TN763
18. Unique Auxiliary Trunk TN763 Circuitry
Network
Starlan Interface ZTN84
System Resources
Service Circuit ZTN85
Saki
On-Board
Page
19. Service Circuit ZTN85
Tone Detector TN748
20. Tone Detector TN748 Circuit
Pooled Modem TN758
Capability Data Module Mode
Page
Administrative Software
Switched Services Software
Maintenance Software
Memory Allocation
Memory Circuit Pack
Software Partitioning
Call Processor Circuit Pack
Step-By-Step Call Description
Port Circuit Packs
22. System Software Partitioning
On the terminal
Hfai
List
ADU
SIP
Madu
System Cabinets J58901A1
Hardware Description
System 25 Cabinets J58901A-Three Cabinet System
System Cabinet J58901A-Rear View
Cabinet Address Plug
Cabinet 1 Control and Port Circuits
Cabinets 2 and 3 Port Circuits
System Circuit Pack Configurations
Total Port Circuit Packs Per System
Required Circuit Packs
Circuit Packs
Optional Circuit Packs
System Resource Circuit Packs
Station Port Circuit Packs
Circuit Pack Compatibility
Trunk Port Circuit Packs
Circuit Pack Features
Title Circuit Number Circuit Pack Type Ports
System Circuit Packs
Single-Line Voice Terminals
Voice Terminals
Model 500 Series
PFT
Terminal Circuit Pack Type Model Description Interface
Summary of Voice Terminals
554BMPA
ZTN79
Mode1 2500 Series Analog Voice Terminals
Model 2500 Series
Mode1 7101A Analog Voice Terminal
Model 7101A MD PEC 3170-00M
Speakerphone
Speakerphone Voice Terminal
Single-Line Voice Terminal Connection Information
Feature Operations
7300H Series Voice Terminals
Multiline Voice Terminals
Button Voice Terminal 7302H01D PEC
Button Voice Terminal 7302 HOlD
Button Voice Terminal 7303H01D PEC
Button Voice Terminal 7303HO1D
Button Voice Terminal 7305H01D MD PEC
Button Voice Terminal 7305HO1D MD
For General Use
Button Deluxe Voice Terminal 7305H02D PEC
For Use as a Direct Trunk Attendant Console
10 -Button Deluxe Voice Terminal 7305H02D
Hfai
11. BIS Voice Terminal 7305H03B
Feature Buttons only 12 have associated LEDs
12. BIS Voice Terminal with Display 7305H04B
For Use as a Switched Loop Attendant Console
Page
13. Hfai Voice Terminal 7309HO1B
Ten Button Multibutton Electronic Telephone MET 2991 C/D05
14. Ten Button MET Set 2991C05
Ten Button MET With Built-In Speakerphone 2993C04
15. Ten Button MET With Built-In Speakerphone 2993C04
Twelve Button MET Set 7203M
16. Twelve Button MET Set 7203M
Voice Terminal Adjuncts
Multiline Voice Terminal Connection Information
Supplemental Voice Terminal Power Supplies
Voice Terminal Adjunct Power Supplies
Voice Terminal Adjunct Connection Information
Unit Output For USE with
Asynchronous Data Units AD US
17. Asynchronous Data Unit ADU ADU Connection Information
Asynchronous Data Units
Unit PEC Feature
Z3A1
Uninterruptible Power Supply
Optional Power Equipment
346 Modular Bulk Power Supply
AC Power Line Surge Suppressor
Trunk Access Equipment TAE
18. Trunk Access Equipment TAE Connections
617A Panel
Station Interconnect Panel SIP
Adapters
19 a Station Interconnect Panel
20. Typical SIP Connections
Connectivity Figures
21. On-Premises Single-Line Voice Terminal Connections
22. Out-Of-Building Single-Line Voice Terminal Connections
SINGLE-ENDED 25 Pair Cable A25D
7300H Type Voice Terminal
Ground Wire
26. Ten Button MET Set Connections
TYPICAL- 103A Connecting Block
ZTN78 TIP Ring Line CP
103A Connecting Block
30. Typical Madu Connections
31. Z3A1/2/4 ADU Local Power Connections
Technical Specifications
Total
Hardware And Software Parameters
Hardware And Software Parameters Contd
Traffic Data Simultaneous
Unit Loads Note
Unit Loads
Equipment Circuit Unit Load Pack PER Port
ZTN79 BIS
Cable Distance Limitations
Supporting Gauge Wire Circuit
Pack Feet Meters ZTN78
Pack Feet Meters
5106mm
Data Terminals RS-232 Connected To Asynchronous Data Units
Data Rate Gauge Wire
Feet Meters
Lamp Signal
Indicator Lamp Signals
Tones
Tone Frequency
Data Terminal Ports Note
Station Type Circuit Pack Data Terminal Specifications
Data Requires Z3A1 Terminal
Data Terminals
Z3A4 ADU
REN
Dtmf
Station Type Circuit Pack Specifications
Port Specifications Contd Voice Terminal Ports Contd
Trunk Ports Trunk Type Circuit Pack Specifications
Ground Start
Calling Traffic
Recommended Central Office Trunk Facilities
Voice Light Medium Heavy Terminals Traffic
Signal Level Distortion Level
Analog Transmission Characteristics
Loss
Connection Type Loss
Connection Bandwidth 64 Kbits Steady State Noise Level
Loop Resistance
Impulse Noise
Single Frequency Return Loss Talking State
Floor Plans And Layouts
Environmental Requirements
Typical System 25 Equipment Area Floor Plan
Typical System 25 Equipment Area Elevation Plan
Wall Space Requirements
Temperature and Humidity
Lighting
Air Purity
Electrical Noise RFI
Single Cabinet System
AC Power Requirements
AC Power Distribution Multiple Cabinet System
Lightning Protection
Grounding
Part
Parts Listed by PEC
Part of 62512 62512 62512
Merlin VT
Apparatus Code Comcode ZTN76
Z3A5 ATL ADU
10B ETU
MOH
Z3A4 ADU
CAM
PEC Description Apparatus Code
Starlan Network
NEU
500BMPA
PEC Description Apparatus Code Comcode
Merlin Hfai VT
S C R I P T I O N
Merlin BIS VT
Irob
CPU/MEM
PEC
Comcode PEC Description
Parts Listed by Comcode
M C O DE PEC Description Apparatus Code
Merlin BIS
M C O DE P E C Description Apparatus Code
Merlin Hfai
105341382 1020-S91
AT&T Starlan Network
Comcode PEC Description Apparatus Code
Supplementary Material
Basic Manuals
Descriptions of Basic Manuals
Reference Manual
Planning Manual
Terminal Operations Manual
User Guides 700 Series
Analog Voice Terminals
Administer
Appearance
Asynchronous Data Transmission
Auxiliary Trunk
Auxiliary Equipment
Bit Binary Digit
Bridge Bridging
Common Control Switching Arrangement Ccsa
Class of Service COS
Bus, Time Division Multiplex
CCS Hundred Call Seconds
Coverage Call
Console
Coverage Path
Coverage Point
Data Module
Delay-Dial Tie Trunk
Data Terminal Equipment DTE
Digital Data Endpoints
Feature Button
Feature
Facility physical
Foreign Exchange FX
Immediate-Start Tie Trunk
Home Numbering Plan Area Code Hnpa
In-Use Lamp
Intercept Tone
Modem Pooling
Multifeature Single-Line Voice Terminal
Multilane Voice Terminal
Multiplexed
Peripheral Equipment
Parameter
Personal Dial Code
Pickup Group
Protocol
Random Access Memory RAM
Public Network
Queue
Switchhook
Switch
Software
Split
Tie Trunk
Wide Area Telecommunications Service Wats
Time Division Multiplex Bus
Tone Ringer
Write Operation
Service
10-1
Index
10-2
Line Contd
10-3
Starlan Network
10-4
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