Description
Color
LED
No power to the chassis or the fan module was
removed from the chassis.
Off
Fan Module
Fan module restarting.
Amber
Normal operation.
Green
The fan module has failed.
Blinking amber
Power Supply
No power to the slot.
Off
OK
Normal operation.
Green
AC power is present but the PS is either in
redundancy standby mode or is not fully seated.
Blinking green
Normal operation.
Off
Fail
Over-voltage failure or over-temperature alarm.
Amber
Table 3: I/O Module LEDs
Description
Color
LED
No power.
Off
Body
Normal operation.
Green
Booting or minor temperature alarm.
Amber
POST error or other error condition.
Blinking amber
Link down.
Off
Port 1-4
Link up and operationally enabled.
Green
Link up and administratively disabled.
Amber
POST error or other error condition.
Blinking amber
Cisco UCS 5108 Server Chassis Installation Guide
37
Overview
Interpreting LEDs