LBC-4000 L-Band Up/Down Converter System
Revision 6
Rear Panel Connectors
4–8
MN-LBC-4000
4.2.2 LBC-4000-ST Rear Unit Connectors
Figure 4-6. LBC-4000-ST Rear Panel
Item
Name
Desription
1
Power Connection (part of
Power Supply module)
Use this Prime Power receptacle for connection to 90 to 125 VAC, or
205 to 240 VAC power sources.
The standard AC (Alternating Current) unit features an IEC-60320 Type
C14 three-prong male connector for use with the provided IEC-60320
Type C13 (female) receptacle power cord for connection to
90 to 125 VAC, or 205 to 240 VAC power sources.
The optional DC (Direct Current) Filter Input Module input voltage is
48 VDC nominal, -36 VDC minimum, -72 VDC maximum.
2
ON/OFF Switch
This switch turns power OFF/ON to the unit.
3
Unit Ground Lug
CAUTION
PROPER GROUNDING PROTECTION IS REQUIRED. You
must connect the equipment to the protective earth
connection at all times. Use this ground stud during
installation, configuration, and operation.
Use this #10-32 stud as the command chassis ground
4
‘J2 | EXT REF IN’ Utility
Connector
Use this female BNC connector to supply a master reference to the entire
chassis. The user-supplied input signal is used for phase-locking the
internal 10MHz reference oscillator to a user-provided 5 or 10 MHz station
clock.
5
‘10/100 ETHERNET’
Management Utility Port
Use this 100BaseTX Ethernet RJ-45 port for operation of the Ethernet
remote control interfaces. It is also used for updating the modem firmware.
This receptacle uses a CAT5 Ethernet cable for connection to an Ethernet
hub, router, swith, PC, etc.
10/100 Ethernet M&C Interface Connector Pinout
Pin #
Description
Direction
1
Tx+
Out
2
Tx-
Out
3
Rx+
In
4
N/A
--
5
N/A
--
6
Rx-
In
6
Internal Fan
Allows airflow to the internal fan.
