Function select:faults and alarms:demodulator, 2 function select:faults and alarms:demodulator – Comtech EF Data SNM-1010L User Manual
Page 78
SNM-1010L Data/Control Modem
Revision 0
Front Panel Operation
MN/SNM1010L.OM
3.4.3.2 FUNCTION SELECT:FAULTS AND ALARMS:DEMODULATOR
DEMODULATOR
+-++-----
CARRIER DETECT
Carrier detect fault. Indicates the decoder is not locked.
IF SYNTHESIZER
Demodulator IF synthesizer fault. Indicates the IF
synthesizer is not locked.
I CHANNEL
I channel activity fault. Indicates a loss of activity in the
I channel of the quadrature demodulator.
Q CHANNEL
Q channel activity fault. Indicates a loss of activity in
the Q channel of the quadrature demodulator.
BER THRESHOLD
Secondary alarm result of the BER threshold set in the
DEMOD Configuration menu.
MODULE
Demodulator/decoder module fault.
CONFIGURATION
Demodulator/decoder configuration fault.
LNB CURRENT
Low Noise Block Converter current fault.
3–30