T320 Craft Interface Lcd And Navigation Buttons; Figure 11: T320 Lcd In Idle Mode; Figure 12: T320 Lcd In Alarm Mode - Juniper Core Router T Series Hardware Manual

T320 Core Router Hardware Guide
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T320 Craft Interface LCD and Navigation Buttons

22
T320 Chassis Description on page 13
Replacing a T320 Craft Interface on page 189
A four-line LCD is located in the craft interface, along with six navigation buttons. The
LCD operates in two modes:
LED Idle Mode
LED Alarm Mode
During normal operation, the LCD operates in idle mode and reports current status
information, as shown in Figure 11 on page

Figure 11: 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
display message.
When a red or yellow alarm occurs, the LCD switches to alarm mode and reports about
the alarm condition, as shown in

Figure 12: T320 LCD in Alarm Mode

The lines in the display report the following information:
22.
command. For more information, see set chassis
Figure 12 on page 22.
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