User's Manual

Screen Service SDT 200UB – SDT 500UB ARK-1 ATSC Operations
July, 2009 v 1.0 Page 3 - 55
Box
Parameter /
Control
Description Admitted Ranges / Values I/A
Mode A / Mode B Audio ITU470 Selector of ITU470 SDI audio channels.
• CH 1,2
• CH 3,4
I
Switching Rules Mode
A / B
No RF, No TS
Input, Tuner S/N,
Input Squelch,
Tuner BER, No
MIP
Autoswitch alarms mask. Refer to
Switching modes rules
paragraph for a detailed description of the switching
rules and conditions. Implemented only “No TS Input” rule.
• Checked: Use rule
• Not checked: Do not use rule
A