CHAPTER 4. STATION WIRING
C6F CONNECTOR CABLE LEAD IDENTIFICATION
Wire Color
Lead
Connector Pin
Designation
Number
W-G
LI*
47
G
LI
22
W-BR
LO
48
BR
LO*
23
W-S
LBACK2
49
S
LBACK1
24
* Denotes ring or high side of pair.
Colocated DS1 Tie Trunks
Figure 4-19 shows the connections for two DS1 tie trunk circuit packs
in colocated System 75s or 75 XEs.
DS1 TIE
TRUNK
CIRCUIT
PACK
TN722
MAXIMUM CABLING
DISTANCE
DS1 TIE
TRUNK
CIRCUIT
PACK
TN722
1310 FEET*
C6D
CONNECTOR
CABLE *
SYSTEM
SYSTEM
75 OR 75 XE
75 OR 75 XE
* FOR DISTANCES OVER 50 FEET USE
C6E CONNECTOR CABLE(S) BETWEEN
C6D CONNECTOR CABLE AND DS1 TIE
TRUNK CIRCUIT PACK.
Figure 4-19. Connections for DS1 Tie Trunks Between Two System
75 or 75 XEs
4-34
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...