User's Manual

Screen Service SDT ARK 1 ECHO Purpose and planning
Jan, 2012 v 1.ATSC_FCC Page 2 - 13
2.5.4.5 RELAYS
N° outputs
 4
Connectors
 SUB-D 25p Female
Max voltage
 125VAC / 60VDC @ 0,3A
 30VDC @ 1A
Modes
(TBD)
 Relay 0:
o Alarm mask:
 Off: no alarms;
 On: one or more alarm conditions.
o Mode:
 Off: Mode A;
 On: Mode B.
 Relay 1:
o Alarm mask:
 Off: no alarms;
 On: one or more alarm conditions.
o Mode:
 Off: Mode A;
 On: Mode B.
 Relay 2:
o Alarm mask:
 Off: no alarms;
 On: one or more alarm conditions.
 Relay 3:
o Alarm mask:
 Off: no alarms;
 On: one or more alarm conditions.
2.5.5 DIGITAL MODULATION
Modulation Modes 8VSB
Inputs 2 ASI + 2 SSI
Input Data Rate up to 19.39 Mbps
Channel Bandwidth 6 MHz
Symbol Rate 10.762 MSymbol/sec
Bandwidth Efficiency 3 Bits/symbol
PCR Restamping and Del. Null Packet Included
Frequency Step 1 Hz
Test Signal PRBS, CW
GPS Receiver Integrated
Adaptive Digital Precorrector Integrated
2.5.6 MANAGEMENT
2.5.6.1 GIGABIT ETHERNET
Connector RJ45
Standard supported IEEE 802.3