State
Status
Color
Function
Indicator
All diagnostics have passed, Cisco NX-OS
is running and the system is operational.
Solid On
Green
System
Status
STATUS:
Status LED
(front panel of
the chassis)
Any of the following conditions exists:
• The system is running bootup
diagnostics.
• The system is booting.
• A minor temperature threshold is
exceeded.
Solid On
Orange
Mismatched airflow direction in one of the
following modules:
• Fan modules—The switch will shut
down in 10-15 seconds.
• PSUs—The switch will shut down
after 10 minutes.
• Fan modules and PSUs—The switch
will shut down after 10 minutes.
Blinking
Red
One of the following conditions exists:
• A diagnostic test failed or another fault
occurred during bootup.
• A major temperature threshold is
exceeded.
Solid On
All chassis fan modules are operational.
Solid on
Green
Fan Health
FAN: Fan
status
(front panel of
the chassis)
A chassis fan module had failed.
Solid on
Red
No input to the PSU.
Off
Green
Voltage
Status
PSU Voltage
Status LED
(faceplate of
each PSU)
PSU output is OK.
Solid on
PSU output is not OK, but input is OK.
Blinking
Cisco MDS 9124V-K9 Switch Hardware Installation Guide
7
Overview of Cisco MDS 9124V-K9 Switch
LEDs