Comtech EF Data DMD20 - Manual (Page 72)

DMD20/DMD50/DMD2050/DMD2050E/DMD1050/OM20 Remote Protocol Remote Operations
MN-DMDREMOTEOP Revision 9 1–62
<1> Latched Common
Alarm 1
Bit 0 = -12V Alarm
Bit 1 = +12V Alarm
Bit 2 = +5V Alarm
Bits 3 – 5 = Reserved
Bit 6 = IF SYNTH Alarm
Bit 7 = Spare
0 = Not Latched, 1 = Latched
<1> Latched Common
Alarm 2
Bit 0 = TERR FPGA Config
Bit 1 = CODEC FPGA Config
Bit 2 = CODEC Device Config
Bit 3 = TRANSEC Power Test
Bit 4 = +1.5 V Rx Alarm
Bit 5 = +1.5 V TX Alarm
Bit 6 = +3.3 V Alarm
Bit 7 = +20 V Alarm
0 = Not Latched, 1 = Latched
<1> Latched Alarm 4 Bits 0 – 6 = Reserved
Bit 7 = Low EbNo
0 = Not Latched, 1 = Latched
<1> Latched Alarm 5 Bit 0 = Trellis Decoder Lock
Bit 1 = IFEC Alarm
Bit 2 = T1/E1 Signaling
Bit 3 = TPC Conflict Check
Bit 4 – 5 = Spares
Bit 6 = DVB Frame Lock Fault
Bit 7 = Spare
0 = Not Latched, 1 = Latched
<1> Latched Alarm 6 Bit 0 = LBST LNB DC Current Alarm
Bit 1 = LBST LNB DC Voltage Alarm
Bit 2 = Ethernet WAN Alarm
Bits 3 – 7 = Spares
0 = Not Latched, 1 = Latched
Opcode: <2409h>
Query a Demodulator's Current Alarms
Query Response (9 Bytes)
<1> Alarm 1 Bit 0 = Receive FPGA/Processor Fault, 1 = Fail
Bit 1 = Carrier Loss, 1 = Fail
Bit 2 = Multiframe Sync Loss, 1 = Fail
Bit 3 = Frame Sync Loss, 1 = Fail
Bit 4 = IBS BER Alarm, 1 = Fail
Bit 5 = Satellite AIS, 1 = Fail
Bit 6 = Rx Data Activity, 1 = Activity
Bit 7 = Rx AGC Level, 1 = Fail
<1> Alarm 2 Bit 0 = Buffer Underflow, 1 = Underflow
Bit 1 = Buffer Overflow, 1 = Overflow
Bit 2 = Buffer Under 10%, 1 = Fail
Bit 3 = Buffer Over 90%, 1 = Fail
Bit 4 = RS Decoder Lock Fault, 1 = Fail
Bit 5 = RS De-Interleaver Fault, 1 = Fail
Bit 6 = RS Decoder Uncorrectable Word, 1 = Fail
Bit 7 = Demod Summary Fault, 1 = Fail