22
T1 Port Mating Connector Pinout
The following table lists the pin configuration for the standard RJ-48 T1 port mating
connectors.
Pin Signal
1 Receive 1 (Tip in to unit)
2 Receive 2 (Ring in to unit)
3 None
4 Transmit 1 (Tip from unit)
5 Transmit 2 (Ring from unit)
6 None
7 None
8 None
NOTE
The pin configuration is consistent with a DTE interface.
RS-232 Port Mating Connector Pinout
The following table lists the pin configuration for the RS-232 port mating connector.
Pin Signal
1 None
2 None
3 None
4 Signal Ground
5 Receive Data (in to unit)
6 Transmit Data (out of unit)
7 None
8 None
This port provides an end-to-end RS-232 line that can support up to 120K Baud and
is transparent to all RS-232 protocols.
Pin 1
Pin 1