Cisco Cisco D9804 Multiple Transport Receiver Guía De Instalación
Chapter 4 Front Panel Operation
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78-4042990-01 Rev B
Menu Item
Description
Parameters
FEC
Indicates the current FEC (Forward
Error Correction) rate for the selected
input.
Error Correction) rate for the selected
input.
Modulation
Indicates the Modulation type for the
selected input.
selected input.
N/A, DVB-S QPSK, DVB-S2
QPSK, or DVB-S2 8PSK
QPSK, or DVB-S2 8PSK
IQ
Indicates the IQ (Input Signal Inversion)
for the selected input.
for the selected input.
Inverted, Normal or Auto
Sig Lvl (dBm)
Indicates the current Signal Level (in
dBm).
dBm).
Pilot
Indicates whether a Pilot is present for
the selected input. The Pilot is set on the
modulator for input signal
synchronization purposes.
the selected input. The Pilot is set on the
modulator for input signal
synchronization purposes.
Yes or No
C/N (dB)
Indicates the current Carrier-to-Noise
rate (in dBm) for the selected input.
rate (in dBm) for the selected input.
Margin (dB)
Indicates the current Carrier-to-Noise
Margin (in dB) for the selected input.
The Carrier-to-Noise margin is the
actual distance that C/N is from the
noise threshold.
Margin (in dB) for the selected input.
The Carrier-to-Noise margin is the
actual distance that C/N is from the
noise threshold.
PER
Indicates the current PER (Packet Error
Rate in bps) for the selected input
(DVB-S).
Rate in bps) for the selected input
(DVB-S).
LDPCBER
Indicates the current LDPC for the
selected input (DVB-S2).
selected input (DVB-S2).
PVBER
Indicates the current PV (Post-Viterbi)
BER for the selected input (DVB-S).
BER for the selected input (DVB-S).