Web GUI Monitoring & Control
4.6.4.7 NTP Time error
An alarm or warning will be generated when the returned time from the NTP server does not
match the internal Time.
4.6.4.8 NCR not detected
An alarm or warning will be generated when the programmed NCR is not detected.
4.6.4.9 NCR 1pps not detected
An alarm or warning will be generated if the 1PPS is not detected.
4.6.5 Alarm Status
A summary of the alarm and warning status is visible at all times in the monitor bar at the left side
of the main panel. If no warnings or alarms are active, the summary for the relevant functional
unit should appear as a green tick as shown below.
If any alarms are present, the green tick will be replaced by a red cross and the alarm relay will
be activated. If any warnings are present, the green tick will be replaced by a cross, which will
be yellow if no alarms are indicated.
4.7 SBM-75: Configuration
4.7.1 Main
The Configuration Main window allows the user to set the conventional modulator parameters
such as:
Carrier frequency and spectrum direction
Symbol rate
Modulation and FEC modes
Alpha, the roll-off factor
PL scrambling seed
The Configuration window may be viewed by selecting the ‘Configuration’ tab on the main
window. A window, similar to that shown in Figure 4.11 is displayed.
4-14 SBM75e Series Modulator Installation and Operation Manual
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General