Lucent Technologies Release 6 manual Pair to 4-Pair Circuit Distribution and Connectivity

DEFINITY Enterprise Communications Server Release 6	Issue 5
Installation and Test for Multi-Carrier Cabinets 555-230-112	May 1998
2 Install Telecommunications Cabling
Station Circuit Distribution from Equipment Room	Page 2-38

Three-pair circuits can also be run directly from the equipment room MDF to a 356A adapter as shown in Figure 2-23. Four-pair station cables connect the adapter to the information outlets. Four-pair station cables can be run directly from a satellite location to the information outlets as previously described.

	1
	2	2	9
		8		10
	6
	5	7		11
				12
	3	4
				r758533a CJL 031196
Figure Notes:
1.	Part of Main Distribution Frame (MDF)		7.	B25A Cable
2.	3-Pair Connecting Blocks		8.	3-Pair Circuits
3.	Purple Field		9.	356A Adapter
4.	Blue Field		10.	Information Outlet
5.	Patch Cord or Cross-Connect Jumpers		11.	3-Pair Circuit in 4-Pair Wire
6.	To System Cabinet (3-Pair Modularity)		12.	DIW Station Cable (D-Inside
				Wire)

Figure 2-23. 3-Pair to 4-Pair Circuit Distribution and Connectivity

NOTE:

Bridged taps are not allowed on any part of the station wiring.