User's Manual

Screen Service SDT ARK 1 ECHO Operations
Jan, 2012 v 1.ATSC_FCC Page 3 - 31
Table 6. Tuner management
Box
Parameter /
Control
Description
Admitted Ranges / Values
R/H
Tuner Stat
Bitrate [bit/s]
Bitrate of TS from RF input (HP and LP).
R/H
Tuner Stat
Filtered [bit/s
Bitrate actually used by the modulator.
 Zero when the input is not selected
 Equal to the total bitrate, when Delete
Null Packets disabled
 Less than total bitrate, when Delete
Null Packets enabled
R/H
Tuner Stat
Lock
HP/LP input lock status. The input Transport Stream is locked when no more than two consecutive Sync
Byte are missed.
 Green: Locked
 Grey: Not locked
R/H
Tuner Stat
Overflow
HP/LP input overflow alarm status. This alarm condition occurs when the input bitrate exceeds the
capability of the modulation (Ref. to ETSI EN 300 744).
 Red: Alarm
 Grey: No alarms
R/H
Turner Main
Rx level
RF input rx level.
R/H
Turner Main
BER
Threshold
Demodulator Bit Error Rate alarm threshold.
 Min: 0.000001
 Max: 0.06
R/H
Turner Main
BER
Threshold
Demodulator Bit Error Rate alarm threshold.
 Min: 0.000001
 Max: 0.06
R/H