Juniper M Series User Manual

FPCs 0 1 2 3
-------------------
Green * * * *
Red . . . .
LCD screen:
+--------------------+
|myrouter |
|4 Alarms active |
|R: Supply A 2v FAIL |
|R: Supply A 5v FAIL |
+--------------------+
The command output displays the alarm indicator status and the alarms that display
on the craft interface LCD display.
(For M7i router) Check the red and yellow alarm LEDs on the FIC. Power supply failure
or removal triggers an alarm that causes one or both of the LEDs to light.
Display Power Supply Error Messages in the System Log File
Purpose To determine the details of the power supply error messages in the system log file.
Action To display power supply error messages that are generated in the system log file, use
the following command:
user@host> show log messages | match “power supply”
Sample Output
user@host> show log messages | match “power supply”
Apr 8 14:00:15 myrouter scb CM: ALARM SET: (Major) Power Supply A fan failed
Apr 8 14:00:15 myrouter alarmd[584]: Alarm cleared: Pwr supply color=RED,
class=CHASSIS, myrouter=Power Supply A fan failed
Apr 8 14:00:18 myrouter scb CM: ALARM CLEAR: Power Supply A fan failed
Apr 8 14:00:21 myrouter alarmd[584]: Alarm set: Pwr supply color=RED,
class=CHASSIS, reason=Power Supply A fan failed
Apr 8 14:00:23 myrouter scb CM: ALARM SET: (Major) Power Supply A fan failed
Apr 8 14:05:16 myrouter alarmd[584]: Alarm set: Pwr supply color=RED,
class=CHASSIS, reason=Power Supply A fan failed
Meaning The messages system log file records the time the failure or event occurred, the severity
level, a code, and a message description. Use the show log messages | match
“power supply” command to view only power supply error messages. Use this information
to diagnose a power supply problem and to let the Juniper Networks Technical Assistance
Center (JTAC) know what error messages were generated and the router events prior to
the problem. For more information about system log messages, see the Junos OS System
Log Messages Reference.
Display Power Supply Error Messages in the Chassis Daemon Log File
Purpose To determine the details of the power supply error messages in the chassis daemon log
file.
Copyright © 2012, Juniper Networks, Inc.304
M Series and T Series Routers Monitoring and Troubleshooting Guide

Juniper M Series Specifications

General

Brand	Juniper
Model	M Series
Category	Network Router
Language	English