Signature Control: Indicates whether Signature Control is enabled (Sig-
nature Control determines when the ASCII data stream will be enabled to
be present). See also: "Signature Control" on page183.
Format 1: Indicates the configured format of the ASCII time code input data
stream.
Format 2: Indicates the configured format of the second consecutive ASCII
time code input data stream.
Format 3: Indicates the configured format of the third consecutive ASCII
time code input data stream.
ASCII Time Code Input: Status Window
To view the current settings of the ASCII Input (also referred to as ‘Reference’),
go to its Status window. For instructions, see: "Viewing Input/Output Con-
figuration Settings" on page363.
The Web UI list entries for this card are: ASCII TIMECODE RS-232 and ASCII
TIMECODE RS-485.
The Status window displays the following settings:
Reference ID: Indicates the letters used in the Input Reference Priority
table for this particular input reference.
Validity: Indicates whether the ASCII input data is present and con-
sidered valid for Time and 1PPS references.
A green light indicates a valid reference.
An orange light indicates the reference is not considered valid.
Leap Flag: Displays whether the incoming data stream is indicating that a
pending leap second is to be added to the UTC timescale at the end of the
month. See "Leap Seconds" on page196.
494 SecureSync 2400 User Manual
APPENDIX
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