Figure 22: T320 Lcd In Idle Mode; Figure 23: T320 Lcd In Alarm Mode - Juniper T320 Hardware Manual

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Copyright © 2010, Juniper Networks, Inc.
During normal operation, the LCD operates in idle mode and reports current status
information, as shown in Figure 22 on page 37.

Figure 22: T320 LCD in Idle Mode

The lines in the display report the following information:
First line—Router name.
Second line—Length of time the router has been running, reported in the following
form:
Up days + hours:minutes
Third and fourth lines—Status messages, which rotate at 2-second intervals. Some
conditions, such as removal or insertion of a system component, can interrupt the
messages.
To add a message that alternates every 2 seconds with the default status messages,
use the set chassis display message
System Basics and Services Command Reference.
When a red or yellow alarm occurs, the LCD switches to alarm mode and reports about
the alarm condition, as shown in Figure 23 on page 37.

Figure 23: T320 LCD in Alarm Mode

The lines in the display report the following information:
First line—Router 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 (
alarm.
For a list of alarm messages that can appear on the LCD, see "Troubleshooting Using the
T320 Chassis and Interface Alarm Messages" on page 129.
T320 Craft Interface Description on page 35
T320 Craft Interface Alarm LEDs and ACO/LT Button on page 36
Chapter 3: T320 Hardware Components
command. For more information, see the Junos OS
) or yellow ( )
R Y
37