CHAPTER 3. EQUIPMENT ROOM DESIGN
Field
Table 3-H. Auxiliary Lead Appearances at 66-Type Cross-Connect
66-Type
System
System
Z1A
Conn
75 Auxiliary
75 XE Auxiliary
Emerg
Block
Connector
Connector
Xfr Unit
Term
Outputs
Outputs
Outputs
01
02
1M
03
04
1m
05
06
2M
07
08
2m
09
10
3M
TC
TK
TC
TK
11
12
3m
13
14
3W
15
16
17
18
Not Connected
19
TK
Not Connected
20
21
GND
TK
TK
22
-48
23
GND
24
-48
25
GND
26
-48
27
GND
28
-48
29
GND
30
-48
31
GND
32
-48
33
GND
34
-48
ST
ST
TC
Emergency
Transfer
Relay
Power
1M
1m
2M
LC
2m
LC
3M
TC
3m
3W
LC
ST
TC
574-5
Power
Xfr Unit
Outputs
LC
LC
TC
TK
LC
ST
TC
GND
LC
LC
-48
GND
-48
GND
-48
Emergency
GND
Transfer
-48
Relay
GND
Power
-48
GND
-48
GND
-48
TK
LC
ST
TC
TC
TK
LC
ST
TC
3-62
Summary of Contents for System 75
Page 1: ...AT T AT T System 75 and System 75 XE Wiring...
Page 2: ...AT T AT T System 75 and System 75 XE Wiring 555 200 111 Issue 2 August 1989...
Page 16: ...System Wiring Figure 1 2 System Uniform Wiring Plan 1 7...
Page 17: ...CHAPTER 1 INTRODUCTION Figure 1 3 Sample Uniform Wiring Installation 1 8...
Page 29: ...CHAPTER 2 HARDWARE 66 110 Type Figure 2 1 Block Diagram of System 75 or 75 XE Installation 2 2...
Page 35: ...CHAPTER 2 HARDWARE 66 110 Type Figure 2 4 110A Type 100 Pair Terminal Block 2 8...
Page 36: ...110 Type Hardware Description Figure 2 5 110A Type 300 Pair Terminal Block 2 9...
Page 98: ...Typical System Equipment Room Floor Plans 3 15...
Page 143: ...CHAPTER 3 EQUIPMENT ROOM DESIGN 3 60...
Page 144: ...Equipment Room Hardware And Cabling Installation 3 61...
Page 162: ...Equipment Room Hardware And Cabling Installation 3 79...
Page 163: ...Equipment Room Hardware And Cabling Installation 3 80...
Page 197: ...Tables Table 4 A Recommended Protectors 4 42 v...
Page 212: ...Adjunct Powering 4 15...
Page 214: ...Adjunct Powering 4 17...
Page 216: ...Patch Cord Jumper Installation And Administration 4 19...
Page 241: ...CHAPTER 4 STATION WIRING 4 44...
Page 244: ...Miscellaneous Wiring Installation 4 47...
Page 246: ...Miscellaneous Wiring Installation 4 49...
Page 252: ...Miscellaneous Wiring Installation 4 55...
Page 254: ...Miscellaneous Wiring Installation 4 57...
Page 314: ...CHAPTER 5 AUXILIARY EQUIPMENT INSTALLATION 5 41...
Page 324: ...CHAPTER 5 AUXILIARY EQUIPMENT INSTALLATION 5 51...