Comtech EF Data CDM-600 Installation And Operation Manual page 231

CDM-600 Satellite Modem
ODU Operation
D.2.11 (ODU,ENABLE,1:1,CSAT#1,CONFIG)
(ODU,ENABLE,1:1,CSAT#2,CONFIG)
(ODU,ENABLE,STANDALONE CSAT,CONFIG)
LNA: STATE=OFF
CURRENT-WINDOW=48%
Use the [←] or [→] keys to select the parameter to edit. Use the [↑] or [↓] keys to edit
the parameter, then press ENTER to implement, or CLEAR.
LNA STATE
CALIBRATE-
LNA-CURRENT
CURRENT
WINDOW:
FAULT-LOGIC:
CALIBRATE-LNA-CURRENT=NO
FAULT-LOGIC=SUMMARY
either OFF or ON - controls whether or not the CSAT will provide LNA
Power via the Receive RF Cable.
Selecting YES and pressing ENTER calibrates the LNA current for use with
the Current-Window function. (Default is NO)
Values will scroll between 20% and 50% to define the allowable LNA
Current change before declaring a fault. Selecting 99% disables the Current
Window function.
either SUMMARY or NO_SUMMary. This controls whether or not a LNA
Current-Window fault will activate the Summary Fault Relay. This allows the
user to select whether or not to switch the Online/Offline CSAT in the event
of a LNA Current-Window fault.
D–7
Revision 7
MN/CDM600.IOM
LNA
LNA
LNA