Cisco UCS C24 Installation And Service Manual page 43

Chapter 3 Maintaining the Server
Table 3-1 Front Panel LEDs, Definitions of States (continued)
LED Name
Power supply status
Temperature status
Fan status
System status
Identification
Power button/Power status LED
OL-25761-01z
State
Green—All power supplies are operating normally.
•
Amber, steady—One or more power supplies are in a degraded operational state.
•
Amber, blinking—One or more power supplies are in a critical fault state.
•
Green—The server is operating at normal temperature.
•
Amber, steady—One or more temperature sensors have exceeded a warning
•
threshold.
Amber, blinking—One or more temperature sensors have exceeded a critical
•
threshold.
Green—All fan modules are operating properly.
•
Amber, steady—One fan module has failed.
•
• Amber, blinking—Critical fault, two or more fan modules have failed.
Green—The server is running in normal operating condition.
•
Green, blinking—The server is performing system initialization and memory check.
•
Amber, steady—The server is in a degraded operational state. For example:
•
Power supply redundancy is lost.
–
CPUs are mismatched.
–
At least one CPU is faulty.
–
At least one DIMM is faulty.
–
– At least one drive in a RAID configuration failed.
• Amber, blinking—The server is in a critical fault state. For example:
– Boot failed.
– Fatal CPU and/or bus error is detected.
– Server is in over-temperature condition.
Off—The Identification LED is not in use.
•
Blue—The Identification LED is activated.
•
• Off—There is no AC power to the server.
Amber—The server is in standby power mode. Power is supplied only to the CIMC
•
and some motherboard functions.
Green—The server is in main power mode. Power is supplied to all server
•
components.
Cisco UCS C240 Server Installation and Service Guide
Status LEDs and Buttons
3-3