T640 Led Overview; Craft Interface Leds - Juniper T640 Hardware Manual

T640 Core Router Hardware Guide
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T640 LED Overview

Craft Interface LEDs

200
the ping and traceroute utilities. For information about using the CLI to troubleshoot
the Junos OS, see the appropriate Junos OS configuration guide.
JTAC—If you need assistance during troubleshooting, you can contact the Juniper
Networks Technical Assistance Center (JTAC) by using the Web or by telephone. If
you encounter software problems, or problems with hardware components not
discussed here, contact JTAC.
T640 Connector Interface Panel (CIP) Description on page 56
T640 LED Overview on page 200
T640 Alarm Messages Overview on page 202
Contacting Customer Support on page 461
Craft Interface LEDs on page 200
Component LEDs on page 201
The craft interface is the panel on the front of the router that displays system status
messages and allows you to troubleshoot the router. The craft interface is located at the
top of the chassis above the FPC card cage. It contains LEDs, buttons, and an LCD showing
status messages for the router.
To display system alarm messages on the LCD, see
on page 202. For more information about using the craft interface, see
Description" on page 52.
LEDs on the craft interface include:
Host subsystem LEDs—Three LEDs (one green
) indicate the status of each host subsystem. The host subsystem LEDs are located
FAIL
on the upper right of the craft interface, and are labeled
See "T640 Craft Interface Host Subsystem LEDs" on page
SIB LEDs—Two LEDs (one red
The SIB LEDs are located on the upper right of the craft interface, and are labeled
through .
SIB4
See "T640 Craft Interface SIB LEDs" on page
FPC LEDs—Two LEDs (one red
FPC. The FPC LEDs are located along the bottom edge of the craft interface, and are
labeled through
FPC0 FPC7
"T640 Alarm Messages Overview"
MASTER
and one green ) indicate the status of each SIB.
FAIL OK
55.
FAIL and one green OK
.
Copyright © 2013, Juniper Networks, Inc.
"T640 Craft Interface
, one green , and one red
OK
HOST0 and HOST1 .
54.
) indicate the status of each
SIB0