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3.2.2. ASI Input Monitor
This tab reports back the Input state, Number of programs present and the Transport stream ID.
•
Input State: Displays either Active or Inactive, this shows the state of the current input. An
input is active if a sync byte (x47) can be detected, otherwise it is considered inactive.
•
Number of Programs: This field displays the number of programs present within the PAT.
•
Transport Stream ID: This field displays the transport stream ID as it appears within the PAT.
3.2.3. ASI Input Control
•
Expected TS ID: Enter here the expected transport stream ID, this number is checked against
the transport stream ID displayed under the ASI Input Monitor tab, if the numbers do not match
an alarm will be set.
•
Expected Num Programs: Enter here the expected number of Programs, this number is
checked against the transport stream ID displayed under the ASI Input Monitor tab, if the
numbers do not match an alarm will be set.
•
Input Mode Select: Options available are ATSC, DVB and MPEG.
It is important to select the standard to which the stream is being coded as this affects the context of
the alarms for ETSI TR 101 290 priority 3 and the handling of AC3 Audio.
Figure 3-4: ASI Input Monitor Tab
Figure 3-5: ASI Input Control
Revision 0.1
3480DEC18-MP2SD-ASI18
High Density MPEG-2 SD Decoder
Page 11
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