Fpc Leds; Host Subsystem Leds; Table 5: Alarm Leds And Alarm Cutoff/Lamp Test Button; Table 6: Fpc Leds - Juniper T4000 Hardware Manual

T4000 Router Hardware Guide
26

Table 5: Alarm LEDs and Alarm Cutoff/Lamp Test Button

Shape Color
Red
Yellow
—

FPC LEDs

Each FPC slot has two LEDs that indicate its status. The FPC LEDs, labeled
FPC7 , are located along the bottom of the craft interface.
Table 6 on page 26 describes the functions of the FPC LEDs.

Table 6: FPC LEDs

Label Color
FAIL Red
OK Green

Host Subsystem LEDs

Each host subsystem has three LEDs, located on the upper right of the craft interface,
that indicate its status. The LEDs labeled
in slot RE0 and the CB in slot
Engine in slot and the CB in slot
RE1
Table 7 on page 26 describes the functions of the host subsystem LEDs.

Table 7: T4000 Host Subsystem LEDs

Label Color
FAIL Red
OK Green
MASTER Green
State Description
On steadily Critical alarm LED—Indicates a critical condition that
can cause the router to stop functioning. Possible
causes include component removal, failure, or
overheating.
On steadily Warning alarm LED—Indicates a serious but nonfatal
error condition, such as a maintenance alert or a
significant increase in component temperature.
— Alarm cutoff/lamp test button—Deactivates red and
yellow alarms. Causes all LEDs on the craft interface
to light (for testing purposes), when pressed and
held.
State Description
On steadily FPC has failed.
On steadily FPC is functioning normally.
Blinking FPC is starting up.
show the status of the Routing Engine
HOST0
CB0 . The LEDs labeled HOST1
.
CB1
State Description
On steadily Host is offline.
On steadily Host is online and is functioning normally.
On steadily Host is functioning as the master.
through
FPC0
show the status of the Routing
Copyright © 2013, Juniper Networks, Inc.