Leds On Hardware Components; Hardware And Interface Alarm Messages - Juniper M7i Hardware Manual

M7i Multiservice Edge Router Hardware Guide

LEDs on Hardware Components

Hardware and Interface Alarm Messages

200
LEDs on the faceplates of many hardware components report component status:
AC power supply—A green LED labeled
AC Power Supply" on page
Routing Engine—Four LEDs on the Routing Engine faceplate indicate the status of the
Routing Engine. Two upper LEDs—a green one labeled
—and two lower LEDs—a red one labeled
MASTER
For more information, see
PIC—Most PICs have an LED labeled
additional LEDs, often one per port. The meaning of the LED states differs for various
PICs. For more information, see the M7i Multiservice Edge Router Interface Module
Reference.
CFEB or CFEB-E—A green LED labeled
labeled . For more information, see
MASTER
(CFEB) and Enhanced Compact Forwarding Engine Board (CFEB-E) Description" on
page 69.
When the Routing Engine detects an alarm condition, it lights the red or yellow alarm
LED on the FIC. To view a more detailed description of the alarm cause, issue the
CLI command.
show chassis alarms
There are two classes of alarm messages:
Chassis alarms—Indicate a problem with a chassis component such as the cooling
system or power supplies, as described in
Interface alarms—Indicate a problem with a specific network interface, as described
in Table 60 on page 203.
Table 59: Chassis Alarm Messages
Chassis
Component Alarm Condition
Alternative The router has an CompactFlash card
but boots from alternate boot device.
Media
If you configure your router to boot
from the hard disk, ignore this alarm
condition.
. For more information, see
OUTPUT OK
60.
FAIL
"M7i Routing Engine Description" on page
on the PIC faceplate. Some PICs have
STATUS
, a red one labeled
OK
"M7i Compact Forwarding Engine Board
Table 59 on page
Remedy
Contact technical
support.
See"Contacting
Customer Support" on
page 211
information.
, and a blue one labeled
HDD
, and a green one labeled
ONLINE
20.
, and a blue one
FAIL
200.
Alarm
Severity
Yellow
for more
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"M7i
.