Comtech EF Data CDM-750, Installation And Operation Manual

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CDM-750 Advanced High-Speed Trunking Modem Revision 2
Ethernet-based Remote Product Management MN-CDM750
6–18
6.5.4.3.4 Configuration: LNB (Low Noise Block Down Converter)
This page is functional only when an optional LOW ‐ NOISE BLOCK DOWN CONVERTER
is installed.
Use this page to configure Low ‐ Noise Block Down Converter parameters, and to view the LNB
status for L ‐ Band operation.
Figure 6-8. Configuration | LNB page
LNB Control
The acceptable/valid operating range for each item in this section is provided in parentheses.
•
LNB DC Power – Use the drop ‐ down list to select the power as OFF , 13V , 18V , or 24V .
•
LNB Reference Enable – Use the drop ‐ down list to set LNB Reference operation as ON or
OFF .
•
LNB Current Threshold (Low and High) (0 ‐ 500) – Enter a value (in mA) for either function.
Set the desired LNB configurations. Click [Submit LNB Controls] to save these settings.
LNB Status
This read ‐ only section provides the LNB Current (in mA) and LNB Voltage (in volts) information.
The report updates every five seconds. This interface displays both values as 0 when no LNB is
connected or is otherwise available for reporting.