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

T640 Core Router Hardware Guide
Related
Documentation

T640 LED Overview

Craft Interface LEDs

164
T640 Connector Interface Panel (CIP) Description on page 46
T640 LED Overview on page 164
Troubleshooting Using the T640 Chassis and Interface Alarm Messages on page 165
Contacting Customer Support on page 377
Craft Interface LEDs on page 164
Component LEDs on page 165
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 "Troubleshooting Using the T640
Chassis and Interface Alarm Messages" on page 165. For more information about using
the craft interface, see "T640 Craft Interface Description" on page 41.
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 44.
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 45.
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
See "T640 Craft Interface FPC LEDs and Online/Offline Buttons" on page 45.
Alarm LEDs—One large red circular LED and one large yellow triangular LED, located
on the upper left of the craft interface, indicate two levels of alarm conditions. You can
determine the cause of the alarm condition by looking at the LCD on the craft interface.
See "T640 Craft Interface Alarm LEDs and ACO/LT Button" on page 42.
MASTER
and one green ) indicate the status of each SIB.
FAIL OK
FAIL and one green OK
.
Copyright © 2010, Juniper Networks, Inc.
, one green OK , and one red
and .
HOST0 HOST1
) indicate the status of each
SIB0