T1600 Craft Interface Host Subsystem Leds - Juniper T1600 Hardware Manual

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T1600 Craft Interface Host Subsystem LEDs

54
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 the
alarm condition, as shown in Figure 34 on page 54.
Figure 34: 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 .
T1600 Craft Interface Description on page 51
T1600 Alarm Messages Overview on page 175
Each host subsystem has three LEDs, located on the upper right of the craft interface,
that indicate its status. The LEDs labeled
in slot RE0 and the CB in slot
Engine in slot and the CB in slot
RE1
the host subsystem LEDs.
Table 16: T1600 Host Subsystem LEDs
Label Color
Red
FAIL
OK Green
MASTER Green
command. For more information, see the Junos OS
show the status of the Routing Engine
HOST0
CB0 . The LEDs labeled HOST1
. Table 16 on page 54 describes the functions of
CB1
State Description
On steadily Host is offline.
On steadily Host is online and is functioning normally.
On steadily Host is functioning as the master.
R ) or yellow (
show the status of the Routing
Copyright © 2010, Juniper Networks, Inc.
Y )