Table 4-1. 'J4 | Ethernet' Connector Pinouts - Comtech EF Data CDM-710 Installation And Operation Manual

CDM-710/L Broadcast Satellite Modem
Rear Panel Connectors
Use this connector for Tx operation:
• CDM-710 (70/140 MHz) – BNC female connector
• CDM-710L (L-Band) – Type 'N' female connector
Item 6 – 'J4 | ETHERNET' Ethernet Management Utility Port
Use this 10/100 BaseT Ethernet RJ-45 port for operation of the Ethernet remote
control interfaces.

Table 4-1. 'J4 | Ethernet' Connector Pinouts

Item 7 – 'P1 | ALARMS' Utility Connector
Use this DB-15M EIA-232 connector to access the Form C Alarms (relay closures).
The connector pinout depends upon whether the unit is in the Normal or
Redundancy mode for use with the CRS-170A (L-Band), CRS-180 (70/140 MHz),
or CRS-300 redundancy switches.
You may use the front panel keypad to place the unit into 1:1 mode: Config: AUX
 1:1 Mask  Ena/Dis  Enable.
Pin # Description
1 Tx+
2 TX-
3 Rx+
4 N/A
5 N/A
6 Rx-
7 N/A
8 N/A
4–11
MN/CDM710.IOM
Revision 12
Direction
Out
Out
In
In