Color
State
Green
Solid on
Green
Blink
Amber
Blink
Amber
Solid on
Off
N/A
106
Table 5: System Status LED Definitions
Criticality
System OK
System booted and ready
System degraded:
Degraded
Non-fatal alarm – system is likely to fail:
Non-critical
Fatal alarm – system has failed or shut down
Critical, non-
recoverable
(NOTE: This state also occurs when power is first applied to the
system. This indicates the BMC is booting)
Power off, if no degraded, non-critical, critical, or non-
recoverable conditions exist.
Not ready
Installation and Maintenance Guide
Description
Non-critical temperature threshold asserted
Non-critical voltage threshold asserted
Non-critical fan threshold asserted
Fan redundancy lost, sufficient system cooling
maintained. This does not apply to non-redundant
systems.
Power supply predictive failure
Power supply redundancy lost. This does not apply
to non-redundant systems.
Corrective errors over a threshold of 10 and migrating
to a mirrored DIMM (memory mirroring). This indicates
the user no longer has spare DIMMs indicating a
redundancy lost condition. The corresponding DIMM
LED should light up
Critical temperature threshold asserted
CATERR asserted
Critical voltage threshold asserted
VRD not asserted
SMI timeout asserted
CPU missing
Thermal Trip asserted
Non-recoverable temperature threshold asserted
Non-recoverable voltage threshold asserted
Power fault/power control failure
Fan redundancy lost, insufficient system cooling.
This does not apply to non-redundant systems.
Power supply redundancy lost, insufficient system
power. This does not apply to non-redundant
systems.
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