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Front-Panel LEDs
Table 1: Front Panel LEDs, Definition of States
LED Name
1
Power button/LED
2
Unit identification
3
System health
4
Power supply status
Maintaining the Server
2
States
• Off—There is no AC power to the server.
• Amber—The server is in standby power mode. Power
is supplied only to the Cisco IMC and some
motherboard functions.
• Green—The server is in main power mode. Power is
supplied to all server components.
• Off—The unit identification function is not in use.
• Blue, blinking—The unit identification function is
activated.
• Green—The server is running in normal operating
condition.
• Amber, steady—The server is in a degraded
operational state (minor fault). 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 failure
• Fatal processor and/or bus error detected
• Over-temperature condition
• 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.
Maintaining the Server
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