User's Manual

Screen Service SDT ARK 1 ECHO Operations
Jan, 2012 v 1.ATSC_FCC Page 3 - 127
3.18 Configuring alarms masks
The echo_Alarm leaf allows the monitoring of alarms status, the setting of alarm masks and
thresholds.
Use alarm masks to select how and which alarm have to be notified.
Figure 36. Configuring alarms
There are six families of alarm masks:
 echo_AlarmJavaEnable: the selected alarms status is notified on the Java alarm
page icon.
 echo_AlarmFrontPanelEnable: the selected alarms status is notified on LCD
display lighting the alarm button and listing the alarms in the Alarms menu (refer to
Alarms Menu paragraph).
 echo_AlarmEventsEnable: the selected alarms status generate an alarm event
that will be logged in the event memory (refer to Events paragraph).
 echo_AlarmRelay: the selected alarms switch-on the corresponding relay.
 echo_AlarmTrap: the selected alarms generate the corresponding trap message.
 echo_AlarmRfEnable: the selected alarms switch off the RF output. The RF mask
is almost entirely fixed in order to avoid board damages or malfunctioning.
Each alarm mask is a 32 bits word and each alarm represents one bit (0: Off, 1: On). Set the
decimal value corresponding to the mask you want to activate in the relatve leaf. The following
table shows the bit-to-alarm association.