User's Manual

Screen Service SDT 200UB – SDT 500UB ARK-1 ATSC Operations
July, 2009 v 1.0 Page 3 - 52
Table 9. Tuner window: modes management
Box
Parameter /
Control
Description Admitted Ranges / Values I/A
System Mode &
Autoswitching
Actual mode Current operating mode.
• Mode A
• Mode B
I/A
System Mode &
Autoswitching
Manual Mode selector used when Manual Switch mode is selected.
• Mode A
• Mode B
I/A
System Mode &
Autoswitching
Switch mode
Selector of the switch mode rules.
Refer to
Switching modes rules
paragraph for a detailed description of the switching rules and conditions.
• Manual
• Auto
• Opto
• Time
A
System Mode &
Autoswitching
Autoswitch
Timeout
When Auto Switch Mode is enabled shows the time to wait for switching. If the used input regains lock before the
countdown reaches 0 the switch is blocked and device keeps the same mode.
• Countdown from 255 to 0 s
A
System Mode &
Autoswitching
Timeout setting
Setting of the time to wait for switching.
Note: It is highly recommended to set a timeout value different from zero as to allow the input signal locking.
• Min: 0 s
• Max: 255 s
A
System Mode &
Autoswitching
Input Alarm
Delay [s]
Not implemented - Time to wait for No Input alarm rising expressed in seconds (refer to
Alarms
paragraph).
Note: It is highly recommended to set an Input Alarm Delay value different from zero as to allow the input signal
locking.
• Min: 1 s
• Max: 25.5 s
A