General27

Connector Modules28

Z100-Type Hardware28

Figure 2-3 Z100-Type Support and Panel29

Z100A1 Connector Module30

Z100B1 Connector Module30

Connecting Units33

Cords36

ZD6A-87 Patch Cords36

ZD2A-87-10 Power Adapter Cords37

Associated Hardware38

Cable Slack Managers38

General38

Z113A Housing39

Z114A Housing39

Figure 2-11 Cable Slack Managers40

1.544 Mbps Digital Service Interfaces41

575-4 Sneak Current Fuse Assembly41

Network Interfaces41

RJ21X Network Interfaces41

RJ2GX Network Interfaces41

Sneak Fuse Panels41

Trunk/Auxiliary Field42

400A Apparatus Mounting43

Cable Access Panels and Emergency Transfer Units43

Trunk Concentrator Cables46

WP-90929, List 2, Cable Assembly46

WP-90929, List 4, Cable Assembly46

Figure 2-15 Trunk Concentrator Cables (WP-90929, Lists 2 and 4, Cable Assemblies)47

TABLE 2-A WP-90929, List 2, Cable Assembly Wiring48

16-Port Analog Line Board Adapter Cable49

TABLE 2-B WP-90929, List 4, Cable Assembly Wiring49

4-Port Met Line Board Concentrator Cable50

Adjunct Power Units50

Individual Power Supplies50

Bulk Power Supply51

Figure 2-17 Individual Power Supplies51

346 Modular Bulk Power Supply52

TABLE 2-C Individual Power Supply Adjunct and Distance Limitations52

TABLE 2-D 346A Power Unit Adjunct and Distance Limitations54

Equipment Room Design55

General55

Single-Section Cross-Connect Field55

Typical Floor Plans55

Typical System Equipment Room Floor Plans55

Figure 2-22 Typical 2-Carrier System 75 Cabinet or 2-Cabinet System 75 XE Floor Plan57

Mult-Section Cross-Connect Field59

Multi-Section Cross-Connect Field60

Single-Section Cross-Connect Field60

Wall Space Requirements60

Connector Module, Patch Cord, and Cable Slack Manager Requirements61

Equipment Requirements61

TABLE 2-E Z100 Cross-Connect Hardware Requirements61

Cable Access Panel Requirements62

Selecting the Cable Access Panel62

Trunk Circuit Capacities62

Equipment Room Hardware and Cabling Installation64

Hardware Installation64

Installing the Cross-Connect Field64

Figure 2-26 Cross-Connect Field and Cable Access Panel Installation65

Installing Cable Slack Managers66

Labeling the Cross-Connect Field67

Main Cross-Connect Field68

Multi-Section Cross-Connect Field73

Installing the Cable Access Panels (Caps)76

Labeling the Cable Access Panel77

Cable Installation86

Installing the Sneak Fuse Panels86

201A Labels87

Routing Cable Guidelines87

General88

Routing Cables from Switch Cabinet to Cross-Connect Field89

Installing Trunk Cables between Network Interface and System Cabinet90

Routing Cables from Cable Access Panel to Switch Cabinet90

Figure 2-51 Installing Concentrator Cables between the CAP and the Switch Cabinet98

Installing Coupled Bonded Conductor Grounding99

Installing Cables between Switch Cabinet and the Cross-Connect Field100

Description104

Information Outlets104

Installing Cables between Cross-Connect Field and Auxiliary Cabinet104

Station Cables104

Station Wiring Design104

Figure 2-55 4-Pair Single Modular Plug-Ended Station Cable105

Closets106

Site Locations106

Figure 2-57 258A and BR2580A Adapters107

Satellite Locations108

3-Pair to 4-Pair Station Circuits109

Equipment Room (Z100B1 Connector Modules Used at Cross-Connect Field and 356A Adapter Used at Site Location)111

4-Pair Station Circuits109

Station Circuit Distribution from Equipment Room109

TABLE 2-G System Wiring112

3-Pair Station Cable Circuits114

Adapter Requirements114

Layout114

Locating Information Outlets114

Locating Satellites and Sites114

Sizing 25-Pair and Multiple 25-Pair Station Cables114

Sizing 4-Pair Station Cables (DIW)114

Z100A1 Connector Module Requirements114

4-Pair Station Cable Circuits115

Installing the Station Cables115

Station Wiring and Associated Hardware Installation115

Installing Z100-Type Hardware at Satellite Locations118

Labeling119

Figure 2-67 3-Pair to 4-Pair Station Wiring Labeling from Equipment Room to Information Outlet120

Installing the Information Outlets121

Adjunct Powering122

Adjunct Powering from Satellite Locations122

Adjunct Powering from Site Locations122

Adjunct Powering from the Equipment Room122

Adjunct Powering from Information Outlets126

Figure 2-73 Typical Local Powering from a 400B2 Adapter—Surface-Mounted Information Outlet127

Patch Cord Installation and Administration128

Figure 2-75 1-Point Administration130

Equipment Room Cross-Connect Field131

Installing Patch Cords131

Removing Patch Cords131

Installing and Removing Power Adapter Cords132

Satellite Locations132

1-Point Administration133

Installing Attendant Console133

Miscellaneous Wiring Installation133

Installing Selector Console137

Installing INADS (Initialization and Administration System) Interface138

Figure 2-81 Connections at Cable Access Panel for INADS Trunk139

Collocated DS1 Tie Trunks140

DS1 Tie Trunks Using 551-Type CSU140

Installing DS1 Tie Trunks140

Figure 2-82 Connections for DS1 Tie Trunks between 2 System 75S or System 75 Xes141

Installing Customer-Provided Alarm-System 75 XE Only142

Installing Off-Premises Terminal Wiring142

Figure 2-84 Connections for Off-Premises Terminals143

Analog Out-Of-Building Terminals144

Installing Out-Of-Building Terminal Wiring144

Digital Out-Of-Building Terminals145

574-5 Power Transfer Unit148

Installing Emergency Transfer Units and Terminals148

Z1A Emergency Transfer Unit156

Installing External Ringing163

Installing Queue Warning Indicator164

Auxiliary Equipment Description165

Auxiliary Equipment Installation165

Installing Loudspeaker Paging and Music-On-Hold166

Figure 2-98 Connections for Loudspeaker Paging and Music-On-Hold167

Installing Loudspeaker Paging Access-278A Paging Adapter168

Figure 2-99 Connections for Loudspeaker Paging Zone—278A Paging Adapter169

Installing Loudspeaker Paging Access-89A Control Unit170

Figure 2-100 Connections for Loudspeaker Paging Zone—89A Control Unit171

Pagepac 20172

Pagepac PAGING SYSTEM172

Pagepac VS172

Installing Music-On-Hold Access178

Installing Loudspeaker Paging with Background Music182

Installing Recorded Announcement Equipment183

Announcement/Dial Dictation Equipment (Analog Access)184

Digital Announcer187

Installing Audichron Wake-Up Announcement System-R1V3 Only188

Figure 2-113 Connections for Analog Line Port to Wake-Up Announcement Unit190

Installing Dial Dictation Equipment191

Installing 3270 Data Modules192

Figure 2-116 Connections for 3270A or 3270T Data Module193

Installing Processor Data Modules (Pdms)194

Installing Applications Processor Interface-System 75 Only197

Figure 2-121 Connections at Cable Access Panel for Applications Processor Alarms198

Installing Call Management System (CMS) Interface-V3 Only199

Installing Distributed Communications System (DCS)-V2 and V3199

Only199

Installing Customer-Provided Terminal Using Asynchronous Data Units (Adus)200

Property Management System Interface-V3 Only200

Brand	AT&T
Model	75
Category	Switch
Language	English

AT&T 75 User Manual

Table of Contents

Questions and Answers:

AT&T 75 Specifications