Comtech EF Data CDM-625A, Installation And Operation Manual

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CDM-625A Advanced Satellite Modem MN-CDM625A
CDM-625A ODU (Transceiver, BUC, LNB) Operation Revision 4
10–16
Selection Setting
Mute (Mute setting) Muted (i.e., Tx off) or Unmuted (i.e., Tx on)
Slope Manual (0.0 to 1.0, in increments of 0.1) or Calibrated
Press ENTER to save, or CLEAR to cancel and return to the previous menu.
10.3.3.3.3.1.1.2 ODU: FSK-control

CSAT (2CSATs

CSAT #X)

Configuration

Rx
Rx: Fq=6427.0 MHz Att=23.00 dB
Mute=Unmuted Slope:x.x, Cal(

)
Use the ◄ ► arrow keys to select a setting, and then use the ▲▼ arrow keys to change that
setting:
Selection Setting
Fq (Rx Frequency) 3625-4200 MHz, in steps of 1.0 or 2.5 MHz.
Att (Rx Attenuation) 0 to 25 dB, in increments of .25dB.
Mute (Mute setting) Muted (i.e., Tx off) or Unmuted (i.e., Tx on).
Slope Manual (0.0 to 1.0, in increments of 0.1) or Calibrated .
Press ENTER when done.
10.3.3.3.3.1.1.3 ODU: FSK-control

CSAT (2CSATs

CSAT #X)

Configuration

LNA
LNA: State=On Calibrate-LNA-Current=N
Current-Window=50% Fault-Logic=Summary
Use the
◄ ►
arrow keys to select a setting, and then use the
▲▼
arrow keys to change that
setting:
Selection Setting
State
(LNA State) Off or On. This controls whether or not the CSAT provides LNA
Power via the Receive RF Cable.
Calibrate-LNA-Current
Select YES and press ENTER to calibrate the LNA current for use with the
Current-Window function. (Default is NO .)
Current-Window:
A value from 20% to 50% defines the allowable LNA Current change before
declaring a fault. Select 99% to disable the Current Window function.