Mn/Cdm570L.iom - Comtech EF Data CDM-570L Installation And Operation Manual

CDM-570L Satellite Modem with IP Module Revision 1

MN/CDM570L.IOM

provided which can mute the transmit carrier. This requires that the pin be shorted to
ground, or a TTL 'low', or an RS232 'high' signal be applied.
As an aid to antenna pointing, or for driving step-track equipment, an analog AGC signal
is provided on Pin 2 of this connector.
Balanced G.703 connector Tx/Rx connector
A 15-pin 'D' type female (DB15-F) for balanced operation at the G.703 data rates of T1
(1.544 Mbps) or E1 (2.048 Mbps).
Unbalanced G.703 Tx/Rx
Two female BNC 75Ω connectors for unbalanced operation at the G.703 data rates
of E1 (2.048 Mbps).
Remote Control connector
The Remote Control connector is a 9-pin 'D' type male (DB-9-M). Access is provided to
remote control ports of the modem, both EIA-232 and EIA-485.
1:1 Control connector
This connector is used to connect the modem to a CRS-170 switch in 1:1 redundancy
configurations.
10/100 BaseT Ethernet management port connector (M&C)
This is a standard RJ45 receptacle for connecting UTP cable to an Ethernet hub, router,
switch, PC, etc. Used for upgrading CDM-570L base modem firmware.
10/100 BaseT Ethernet traffic port connector (Traffic, with optional IP
Module)
This is a standard RJ45 receptacle for connecting UTP cable to an Ethernet hub, router,
switch, PC, etc. Used for Ethernet traffic, management of CDM-570L and IP Module
functions via Telnet/HTTP/SNMP, upgrading of CDM-570L IP Module software.
Serial Console port (Console, with optional IP Module)
This is an RJ11 6-pin ASYNC RS-232 serial console port used for management of CDM-
570L and IP Module functions using a terminal emulator connected to the Console port
with supplied adaptor cable.
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