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RJ-48 Jack Connector
The following illustration shows an RJ-48 jack connector. Table 6-3 lists the pin
assignments for the T1 and E1 electrical interfaces. The “x” in the signal name is
the number of the port. The ID is 9h for the T1; 1h for the E1.
Table 6-3. RJ-48 Connector Pin Assignments
Signal Name I/O
36-pin Connector
RJ-48
Connector0 1 2 3
TX1_x O 33 29 23 19 04
TX2_x O 34 30 24 20 05
FGND_x --- 16 12 08 04 06,03
RX1_x I 35 31 25 21 01
RX2_x I 36 32 26 22 02
FGND --- Housing Housing
Chapter 6. Cables and Connectors 6-5