User's Manual

Screen Service SDT 200UB – SDT 500UB ARK-1 ATSC Operations
July, 2009 v 1.0 Page 3 - 60
Box
Parameter /
Control
Description Admitted Ranges / Values I/A
Test: ITU 470
Tone Right
[100 KHz]
Right tone frequency setting. Not used for NTSC
• MIN: 0
• MAX: 127
I
Test: ITU 470
Tone Left
[100 KHz]
Left tone frequency setting.
• MIN: 0
• MAX: 127
I
Test: ITU 470
Mute Audio
Enable
Audio mute enable
• Not checked: audio mute disabled
• Checked: audio mute enabled
I
Modulation ATSC
Delete null
packets
Delete null packets function enable.
• Not checked: Delete null packets
disabled
• Checked: Delete null packets enabled
A