Screen Service
SDT 200UB – SDT 500UB ARK-1 ATSC
Operations
July, 2009
v 1.0
Page 3 - 57
Table 11.
Tuner window: Tuner management
Box
Parameter /
Control
Description
Admitted Ranges / Values
I/A
Turner Main
Rx level
RF input rx level monitoring.
A
Turner Main
BER Threshold
Not implemented -
Demodulator Bit Error Rate alarm threshold.
•
Min: 0.000001
•
Max: 0.06
A
Turner Main
BER Alarm
Not implemented -
BER alarm status.
•
Red: Alarm
•
Grey: No alarms
A
Turner Main
Squelch alarm
Not implemented -
Squelch alarm status.
•
Red: Alarm
•
Grey: No alarms
A
Turner Main
V Sync
Not implemented -
Analog signal lock status.
The PAL detector has been implemented through the detection of the video carrier synchronization at
15,625 Hz.
.
•
Green: Good Analog
•
Grey: Bad Analog
I