Dvbs2(X) Demodulator Specific Messages - Teledyne QMultiFlex-400 Installation And Operating Handbook

11.5 DVBS2(X) Demodulator Specific Messages

Alarm Type
RxPLSyncAlarm
RxDVBS2DecoderAlarm
RxDVBS2FECAlarm
RxDVBS2DecoderAlarm
RxBBCRCAlarm
Note: SOF = Start of Frame. EOF = End of Frame.
QMultiFlex-400™ Installation and Operating Handbook
Modem Alarm Message
"Demod unlocked (x)"
"Rx DVBS2(X) Decoder error [x]"
"Rx DVBS2(X) FEC Decoder error
[x]"
"Rx DVBS2(X) Decoder error [x]"
"Rx Mode Adapter error (x)"
Value of
Alarm Interpretation listed in priority order
x
r "Demodulator reset by software"
p "Demodulator no PL lock"
c "Demodulator no carrier lock"
s "Demodulator no symbol lock"
0x1 "Decoder bad input signal (node1)"
0x2 "Decoder input buffer overflow"
0x4 "Decoder input buffer underflow"
0x2000 "Decoder bad input signal (node 2)"
0x400 "Decoder uncorrectable LDPC frame"
0x800 "Decoder uncorrectable BCH frame"
0x1000 "Decoder bad BBFrame CRC"
0x8 "Decoder bad output signal (node 3)"
0x10 "Decoder output buffer lost sync"
0x20 "Decoder output buffer consecutive SOF"
0x40 "Decoder output buffer consecutive EOF"
0x80 "Decoder output buffer missing SOF"
0x100 "Decoder output buffer packet too long"
0x200 "Decoder output buffer packet too long"
0x400 "Decoder output buffer overflow"
0x800 "Decoder output buffer underflow"
"Decoder output clock boundary buffer
0x20000
overflow"
"Decoder output clock boundary buffer
0x40000
underflow"
0x80000 "Decoder no output signal"
0x100000 "Decoder bad output signal (node 4)"
0x1 "BBFrame bad input signal (node 1)"
0x2 "BBFrame bad input signal (node 2)"
0x4 "BBFrame bad input signal (node 3)"
0x8 "BBFrame bad input signal (node 4)"
0x100 "BBFrame bad CRC"
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