Cisco D9854 Installation And Configuration Guide

L-Band Input and Processing
373
LNB Power and Control
Parameter
Specification
Voltage
(RF1 only, RF2 to RF4 do not
have LNB supply)
13 V Vertical/circular right,
18 V Horizontal/circular left
Off
Current
350 mA maximum
LNB Alarms:
No load - 6 mA
Overload - 360 mA minimum
DVB-S/DVB-S2
DVB-S/DVB-S2 Satellite Receiver
Parameter
Specification
L-Band Input
Number of Inputs
4 (one active at a time)
Input Connector Type
F-type, female, 75 ohms
Input Impedance
75 ohms
Return Loss
> 10 dB
Isolation Between Inputs
> 40 dB
L-band Frequency
950 to 2150 MHz
Tuning Step Size
1 MHz
Receive Spectrum Sense
Normal and Inverted
L-Band Power
Input Power Level per
Carrier
-25 to -65 dBm (full transponder power)
DVB-S Modulation (EN 300 421)
Modulation
QPSK
Convolutional FEC Rates
1/2, 2/3, 3/4, 5/6, 7/8
Symbol Rate Range
1 to 45 Ms/s

Cisco D9854 Specifications

General

Model	D9854
Category	Receiver
Output	ASI, IP
Decoding	MPEG-2
Conditional Access	BISS
Receiver Type	Professional IRD
解密	DVB-CSA, BISS, AES
Input Frequency Range	950 MHz to 2150 MHz
Modulation Formats	QPSK, 8PSK
Symbol Rate	1 to 45 Msps
Power Supply	100-240 VAC, 50/60 Hz
Power Consumption	40W (typical)
Operating Temperature	0°C