User's Guide

1-11
Cisco CSS UCS Platform Series User Guide, CPS-UCS-1RU-K9 / CPS-UCS-2RU-K9
Chapter 1 Overview
Status LEDs and Buttons
Table 1-4 defines the LED states for the Cisco Connected Safety and Security UCS C220.
Ta b l e 1-4 Front Panel LEDs, Definitions of States: Cisco Connected Safety and Security UCS C220
LED Name State
Power button/Power status LED • 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.
Identification • Off—The Identification LED is not in use.
• Blue—The Identification LED is activated.
System status • 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.
Fan status • 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.
Temperature status • 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.
Power supply status • 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.
Network link activity • Off—The Ethernet link is idle.
• Green—One or more Ethernet LOM ports are link-active, but there is no activity.
• Green, blinking—One or more Ethernet LOM ports are link-active, with activity.