Comtech EF Data SNM-1001L - Manual (Page 129)

SNM-1001L Satellite Modem Revision 1
Front Panel Operation MN/SNM1001L.IOM
4–65
FUNCTION SELECT: UTILITY: MODULATOR: ODU ALARM - LOW
ODU ALARM - LOW
0 MA
Sets ODU Alarm – Low within 0 to 4000 mA, in 1 mA steps. An alarm is produced whenever the
ODU or BUC current falls below the programmed limit.
FUNCTION SELECT: UTILITY: MODULATOR: ODU ALARM - HIGH
ODU ALARM - HIGH
4000 mA
Sets ODU Alarm – High within 0 to 4000 mA, in 1 mA steps. An alarm is produced whenever the
ODU/BUC current exceeds the programmed limit. The low limit shall be less than the high limit.
FUNCTION SELECT: UTILITY: MODULATOR: RF MODE CONTROL
RF MODE CONTROL
NORMAL
This menu control several operational variations of the Transmitted (TX) L-Band. This menu
allows Front Panel selection of the RF Mode setting that was previously available from the
remote port using RS-232/485 communications.
Selection Operation
Normal Mode
Power (prime Power) The TX carrier is tuned Off when prime power is applied to the modem.
COMM The TX carrier is tuned Off if prime power is applied and remote port
communications is not detected after 10 seconds.
Carrier Detect (CD) The TX carrier is tuned Off when CD is not detected.
Notes:
1. For the RF ON Condition: the TX-IF shall be programmed On.
2. For RTS TX-IF, when enabled overrides CD.