M120 Forwarding Engine Boards (Febs) Leds; Table 5: M120 Feb Leds - Juniper Networks Hardware Manual

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M120 Forwarding Engine Boards (FEBs) LEDs

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Three LEDs located on the FEB faceplate that display the status of the FEB.
"M120 Forwarding Engine Boards (FEBs) LEDs" on page 17 describes the functions of
the FEB LEDs.
Six LEDs located on the FEB faceplate indicate which FPC the FEB is connected to,
labeled through . The illuminated green LED corresponds to the FPC connected to
0 5
the FEB.
Midplane connectors and power circuitry.
Maximum 20-Gbps fabric interface.
Online/offline button.
Replacing an M120 FEB on page 149
Troubleshooting M120 FEBs on page 122
Maintaining the M120 FEBs on page 113
FEB LEDs on the M120 Craft Interface on page 27
M120 Forwarding Engine Boards (FEBs) LEDs on page 17

Table 5: M120 FEB LEDs

Label Color
Green
OK
Yellow
FAIL
Green
ACTIVE
M120 Forwarding Engine Boards (FEBs) Description on page 16
Replacing an M120 FEB on page 149
Troubleshooting M120 FEBs on page 122
Maintaining the M120 FEBs on page 113
FEB LEDs on the M120 Craft Interface on page 27
State Description
On steadily FEB is online and is functioning normally.
Blinking FEB is powering up, but not online.
On steadily FEB has failed and is not carrying traffic.
On steadily FEB is on and mapped to an FPC. This LED is unlit if
a FEB is designated as a backup and has not been
failed over to.
Chapter 2: M120 Hardware Components
17