Comtech EF Data CDM-625A Installation And Operation Manual page 513

CDM-625A Advanced Satellite Modem
CDM-625A ODU (Transceiver, BUC, LNB) Operation
ODU Selection
If you use ODUs in redundancy, you may toggle this page between the Online and Offline units.
Use the drop-down list to select CSAT #1 or CSAT #2, and then click [Select ODU]. A message in
the right hand column of this section identifies which unit is 'ONLINE'.
Up Converter Parameters
• Frequency – Enter a value in MHz.
• Attenuation – Enter a value in dB.
•
Slope Mode – From the drop-down list, select Manual or Calibrated.
• Slope Adjust (Manual Mode Only) – Select the desired setting from the drop-down list.
•
Mute – From the drop-down list, select Disable or Enable.
• Gain Offset (1:1 Redundancy Only) – Select the desired setting from the drop-down list.
•
Amplifier – From the drop-down list, select On or Off.
Down Converter Parameters
• Frequency – Enter a value in MHz.
•
Attenuation – Enter a value in dB.
• Slope Mode – From the drop-down list, select Manual or Calibrated.
•
Slope Adjust (Manual Mode Only) – Select the desired setting from the drop-down list.
•
Mute – From the drop-down list, select Disable or Enable.
•
Gain Offset (1:1 Redundancy Only) – Select the desired setting from the drop-down list.
Unit Parameters
• Mute Mode – From the drop-down list, select Muted after freq change or Unmuted after
freq change.
• Auto Fault Recovery, Cold Start, and Ext Reference Fault Logic – From the drop-down lists,
select Disable or Enable.
• Reference Oscillator Adjust – Enter a value from 0-255.
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MN-CDM625A
Revision 4