LCD Alarm Mode

When a red or yellow alarm occurs, the LCD switches to alarm mode and reports about the alarm condition, as shown in Figure 13.

Figure 13: LCD in Alarm Mode

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The lines in the display report the following information:

First line—Routing node name.
Second line—Number of active alarms.
Third and fourth lines—Individual alarm messages, with the most severe condition shown first. The prefix on each line indicates whether the alarm is a red (R) or yellow (Y) alarm.

For a list of alarm messages that can appear on the LCD, see Chassis and Interface Alarm Messages.