T640 Control Boards Overview; Table 12: Routing Engine C1800 Leds - Juniper T640 Hardware Manual

T640 Core Router Hardware Guide
Related
Documentation

T640 Control Boards Overview

42
NOTE: The LEDs on the Routing Engine do not necessarily indicate
routing-related activity.

Table 12: Routing Engine C1800 LEDs

Label Color
Green
CF
—
Green
DISK1
—
DISK2 Green
—
Green
ONLINE
Red
—
Green
USB
—
T640 Routing Engine Description on page 33
T640 RE-C1800 Description on page 40
Troubleshooting the T640 Host Subsystem on page 213
T640 Control Boards Description on page 43
T640 Standard Control Boards Description on page 44
T640 Standard Control Boards LEDs on page 44
T640 T Series Control Boards (T-CBs) Description on page 45
T640 T Series Control Boards (T-CBs) LEDs on page 46
T640 LCC-CB Description on page 46
T640 LCC-CB LEDs on page 47
State Description
On steadily Indicates disk activity on the CompactFlash
card.
Off There is no disk activity on the CompactFlash
card.
On steadily Indicates activity for the disk.
Off There is no activity for the disk.
On steadily Not applicable.
Off NOTE:
DISK2
On steadily Routing Engine is functioning normally.
On steadily Routing Engine is not functioning normally.
Off Routing Engine is not online or not functioning
normally.
On steadily Indicates activity on the USB port.
Off There is no activity on the USB port.
is not currently supported.
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