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Chapter 4 DS3 and E3 Cabling Procedures
DS3 and E3 Cabling at the Electrical Connector Module
Release TR3.2.1
Turin Networks
Page 8-31
3
Connect the 12-port DS3/E3/EC-1 card cables with 75 ohm
BNC
connectors into the ECM connector. A total of 48 (2x12 input and 2x12
output) coax cables are required for each 3-slot DS3/E3 (24-port BNC)
ECM in a 1:2 protection scheme.
Figure 8-16 3-Slot DS3/E3 (24-port BNC) ECM Connectors
Table 8-12 DS3 and E3 Cabling at the Electrical Connector Module (continued)
Step
Procedure
Output (O)
BNC Connectors for
Ports 1–12 of Slot n
Input (I)
BNC Connectors for
Ports 1–12 of Slot n
Output (O)
BNC Connectors for
Ports 1–12 of Slot n+2
Input (I)
BNC Connectors for
Ports 1–12 of Slot n+2