Install Telecommunications Cabling
Patch Cord/Jumper Installation and Administration
SI Installation and Upgrades
433
June 2004
Figure 155: Connect Trunk Pairs Using Concentrator Cables
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Connect Trunk Pairs to Cabinet Using Jumper Wires
To Establish 3-Pair Modularity
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Figure 156, 3-Pair Modularity for Trunk Pairs for 1-Pair Trunks,
on page 434 and
Figure 157, 3-Pair
Modularity for Trunk Pairs for 3-Pair Tie Trunks,
on page 435 show trunk pairs connected to the cabinet
with jumper wires to establish 3-pair modularity.
To connect the trunk pairs to the purple field:
1
Connect B25A cables between the network interface and the sneak fuse panels. See
Figure 156, 3-
Pair Modularity for Trunk Pairs for 1-Pair Trunks,
on page 434.
2
Connect A25D/B25A cables from the sneak fuse panels to the 110-type terminal block-type
connecting block connectors in the green field.
NEW796 THC 031296
Figure notes
1
Trunk/Auxiliary Field
2
To Control Carrier AUX Connector
3
Concentrator Cable (WP90929, List 1)
4
Concentrator Cable (WP90929, List 3)
5
A25D (Male-to-Male) Cable
6
Alternate Block/Rows
7
RJ21X/RJ2GX Network Interface
8
Sneak Fuse Panel
9
B25A Cable
10
Central Office Trunks
11
System Cabinet