Install Telecommunications Cabling
Main Distribution Frame (MDF) Hardware
SI Installation and Upgrades 405
June 2004
Figure 135: Example MDF Connections (SCC1-Single-Carrier Cabinet
0016_0 RBP 052396
16171819 15 14 13 12 11 10 09 08 07 06 05 04 03 02 01 AUX
25-Pair
Cable
25-Pair
Cable
25-Pair
Cable
25-Pair
Cable
Trunk Circuit Pack
Line Circuit Pack
25-Pair
Cable
To
Network
Intrface
Yellow Field
Figure notes
1 Rear of Port Cabinet
2 Main Distribution Frame (MDF)
3 Port Distribution Field (Purple Field)
4 Station Distribution Field (White Field)
5 Trunk/Auxiliary Field
6 Purple Field
7 Yellow Field
8 Green Field
9 Satellite Closet
10 Auxiliary Cabinet (Yellow Field)
11 White Field
12 Blue Field
13 Cross-Connect Jumpers
14 103A or Modular Wall Jack
15 4-Pair Line Cord
16 To Line Circuit Pack