Component
LED Color, Blinking Pattern
Status
Amber, glowing steadily
Not used
Amber, blinking
Fault
Blue, dark
No fault/stack slave
IOM (Pass through)
Green, glowing steadily
Turned on
Green, blinking
Not used
Green, dark
Powered off
Blue, glowing steadily
Normal
Blue, blinking
User-enabled module identifier
Amber, glowing steadily
Not used
Amber, blinking
Fault
Blue, dark
No fault
Blower
Green, glowing steadily
Fan working
Green, blinking
Not used
Green, dark
Turned off
Amber, glowing steadily
Fan type not recognized, update the CMC firmware
Amber, blinking
Fan fault; tachometer out of range
Amber, dark
Not used
PSU
(Oval) Green, glowing steadily
AC OK
(Oval) Green, blinking
Not used
(Oval) Green, dark
AC Not OK
Amber, glowing steadily
Not used
Amber, blinking
Fault
Amber, dark
No fault
(Circle) Green, glowing steadily
DC OK
(Circle) Green, dark
DC Not OK
Enclosure
Blue
When the host server is identifying the enclosure
Amber
Turned on or Reset, fault state
Troubleshooting Non-responsive CMC
If you cannot log in to CMC using any of the interfaces (the web interface, Telnet, SSH, remote RACADM, or serial), you can verify
the CMC functionality observing the LEDs on CMC, obtaining recovery information using the DB-9 serial port, or recovering the
CMC firmware image.
NOTE: It is not possible to log in to the standby CMC using a serial console.
Observing LEDs to Isolate the Problem
There are two LEDs on the left of the card:
•
Upper-left LED — Indicates power status. If it is not ON:
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