Troubleshooting Components; Overview Of Troubleshooting Resources For The M7I Router; Leds On The Fic - Juniper M7i Hardware Manual

CHAPTER 29

Troubleshooting Components

Overview of Troubleshooting Resources for the M7i Router

LEDs on the FIC

Copyright © 2019, Juniper Networks, Inc.
Overview of Troubleshooting Resources for the M7i Router on page 199
Troubleshooting the M7i Fan Tray on page 204
Troubleshooting the M7i FIC or PICs on page 205
Troubleshooting the M7i Power System When the LEDs on All M7i Power Supplies Are
Blinking or Off on page 206
Troubleshooting the M7i Power System When the LED on One M7i Power Supply Is
Off on page 206
Troubleshooting the M7i CFEB and CFEB-E on page 207
LEDs on the FIC on page 199
LEDs on Hardware Components on page 200
Hardware and Interface Alarm Messages on page 200
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
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
about the causes of alarms, see
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.
Figure 5 on page
LED indicates a critical condition that can result
MINOR ALARM
show chassis alarms
"Hardware and Interface Alarm Messages" on page
LED that indicates the port is online, and
LINK
PICS ON/OFF
11. The LEDs on the FIC
LED next to it indicates a
command in
44. For more information
200.
that shows whether the
199