Comtech EF Data LBC-4000, Инструкция по установке и эксплуатации

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LBC-4000 L-Band Up/Down Converter System
Revision 6
Rear Panel Connectors 4–5 MN-LBC-4000
4.2 Unit Connectors
Appendix B. REDUNDANCY OPERATION
4.2.1 LBC-4000 Rear Unit Connectors
External cables are attached to connectors provided on the rear panel of the unit (Figure 4-5).
The LBC-4000 chassis, as initially released, does not provide a ‘10/100
ETHERNET’ 100BaseTX RJ-45 port (Figure 4-6). Ethernet interface operation
is not available on these legacy products.
Figure 4-4. LBC-4000 Rear Panel View (Optional Redundant Chassis)
Figure 4-5. LBC-4000 Rear Panel – OBSOLETE
Item Name Desription
1 ‘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 10 MHz reference oscillator to a user-provided 5 or 10 MHz station
clock.
2 ‘J4 | RF OUT/IN’ (part of
IDU Up / Down Converter
Module)
Use this Type 'N' female connector as either the ‘CONV B’ L-Band output
signal interface (with the Down Converter IDU installed) or the L-Band
input signal interface (with the Up Converter IDU installed).
3 ‘J5 | IF IN/OUT’ (part of
IDU Up / Down Converter
Module)
Use this BNC female connector as either the ‘CONV B’ downconverted IF
input signal (with the Down Converter IDU installed), or the upconverted IF
output signal (with the Up Converter IDU installed).