D-2
Cisco Nexus 2000 Series Fabric Extenders Hardware Installation Guide
OL-19013-05
Appendix D LEDs
Chassis and Module LEDs for the Cisco Nexus 2000 Series Fabric Extenders
Chassis and Module LED Descriptions
Table D-1 describes the chassis LEDs for the Cisco Nexus 2000 Series FEXs.
Table D-1 LEDs for the Cisco Nexus 2000 Series FEXs
Component LED Status Description
Chassis
(front and back)
ID On
(blue)
Identifies the chassis receiving the beacon signal.
Status Solid on
(green)
All diagnostics pass. The module is operational.
Off The module is not receiving power.
On
(amber)
The module is booting or running diagnostics.
An overtemperature condition has occurred. The
temperature threshold has been exceeded by a
small value during environmental monitoring.
Blinking
(amber)
An overtemperature condition has occurred. The
temperature threshold has been exceeded by a
large value during environmental monitoring.
If the module fails during initial reset, the LED
continues to blink and the module does not come
online.
The module has a runtime failure and is brought
offline.
Fan tray
(front of chassis)
Status Solid on
(green)
All diagnostics pass. The module is operational.
Off The module is not receiving power.
Solid on
(amber)
The module is booting or running diagnostics.
Blinking
(amber)
If the module fails during initial reset, the LED
continues to blink and the module does not come
online.
The module has a runtime failure and is brought
offline.
Power supply
(front of chassis)
OK (green) Solid on Power supply is on and okay.
Blinking 12 voltage standby (VSB) is on but the power
supply unit is not powering the other modules.
Off No AC power to the power supply.
FAULT (amber) Solid on Power supply failures, overvoltage, overcurrent,
or overtemperature has occurred.
Blinking AC is present, 12 VSB on, and the power supply
is off.
Off Operating normally.
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