Chapter 6 Service and Maintenance
Warning
Message
Type
VBI Data
Clear
TDT timeout #
Set
TDT timeout #
Set
TDT timeout #
Clear
SDT timeout #
Set
SDT timeout #
Set
328
Message
Cause/Remedy
Line Collision
–
Cleared
TDT timed out
Cause: Uplink is not
sending or is sending
intermittently.
Remedy: Clear warning.
If the problem persists,
determine if uplink is
sending the current SI
information table.
Disable the warning if
not using the table.
TDT is lost
Cause: Uplink is not
sending or is sending
intermittently.
Remedy: Clear warning.
If the problem persists,
determine if uplink is
sending the current SI
information table.
Disable the warning if
not using the table.
TDT fault cleared –
SDT # timed out
Cause: Uplink is not
sending or is sending
intermittently.
Remedy: Clear warning.
If the problem persists,
determine if uplink is
sending the current SI
information table.
Disable the warning if
not using the table.
SDT # is lost
Cause: Uplink is not
sending or is sending
intermittently.
Remedy: Clear warning.
If the problem persists,
determine if uplink is
sending the current SI
information table.
Disable the warning if
not using the table.
Description
–
Time Date Table was
never received.
No longer receiving
Time Date.
–
Service Description
Table was never
received.
No longer receiving
Service Description.
ID
49000
50000
50000
50000
51000
52000
53000
54000
55000
56000
57000
58000
51000
52000
53000
54000
55000
56000
57000
58000