Troubleshooting M7I Hardware Components; Overview Of Troubleshooting Resources For The M7I Router; Leds On The Fic - Juniper M7I Hardware Manual

CHAPTER 14
Troubleshooting M7i Hardware
Components

Overview of Troubleshooting Resources for the M7i Router

LEDs on the FIC

Copyright © 2010, Juniper Networks, Inc.
Overview of Troubleshooting Resources for the M7i Router on page 75
Troubleshooting the M7i CFEB and CFEB-E on page 80
Troubleshooting the M7i FIC or PICs on page 80
Troubleshooting the M7i Power System on page 81
Troubleshooting the M7i Fan Tray on page 82
LEDs on the FIC on page 75
LEDs on Hardware Components on page 76
Hardware and Interface Alarm Messages on page 76
The FIC provides status and troubleshooting information at a glance. It is located on the
front of the chassis below the PICs, as shown in Figure 1 on page 6. The LEDs on the FIC
include the following:
Alarm—The circular red
MAJOR ALARM
in a system shutdown. The triangular yellow
less severe condition that requires monitoring or maintenance. Both alarms can occur
simultaneously. When an alarm LED is lit, issue the
the CLI to determine the cause of the alarm. For more information about the alarm
LEDs, see "M7i Fixed Interface Card (FIC) Description" on page 15. For more information
about the causes of alarms, see "Hardware and Interface Alarm Messages" on page 76.
Interface—Each interface on a FIC has a
a LED that indicates activity on the port.
ACTIVITY
PIC—Each PIC has an LED on the FIC labeled
PIC is online.
LED indicates a critical condition that can result
LED next to it indicates a
MINOR ALARM
show chassis alarms
LINK LED that indicates the port is online, and
that shows whether the
PICS ON/OFF
command in
75