3.4 2-Wire Leased Line or 4-Wire Transmit Pair Connector
(CC48-21L)
These 50-pin connectors are used on racks with an RJ21 Leased Line Phone
Line Interface Board to simplify local telephone company installation.
Multi-Tech
designation
1
4
These numbers refer to the position of these connectors on the back panel of the
rack as shown in Figure 2-3.
3 - 4
50POS.-CHAMP-CONNECTOR
50POS.-CHAMP-CONNECTOR