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DEFINITY Enterprise Communications Server Release 6
Installation and Test for Multi-Carrier Cabinets
555-230-112
Issue 5
May 1998
Install Telecommunications Cabling
Page 2-34Station Circuit Distribution from Equipment Room
2
4-Pair Station Circuits
Four-pair circuits can be run directly from an equipment room MDF to a 258A or
BR2580A adapter as shown in Figure 2-19
. The 4-pair station cables connect the
adapter to the information outlets.
Figure 2-19. 4-Pair Circuit Distribution and Connectivity
Figure Notes:
1. Part of Main Distribution Frame (MDF)
2. 3-Pair Connecting Blocks
3. 4-Pair Connecting Blocks
4. Purple Field
5. Blue Field
6. Patch Cord or Cross-Connect Jumpers
7. To System Cabinet (Three-Pair
Modularity)
8. B25A Cable
9. Connectorized (Staggered
Finger) Multiple 25-Pair Cable
10. 258A or BR2580A Adapter
11. Information Outlet
12. 4-Pair Circuit
13. DIW Station Cable (D-Inside
Wire)
2 3
8 8
4
9
7
6
1
12
12
1110
13
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