Drive Indicator Codes - Dell PowerEdge R450 Installation And Service Manual
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Table 32. DC PSU status indicator codes (continued)
Power indicator codes
Drive indicator codes
The LEDs on the drive carrier indicates the state of each drive. Each drive carrier has two LEDs: an activity LED (green) and a
status LED (bicolor, green/amber). The activity LED blinks whenever the drive is accessed.
Figure 113. Drive indicators
1. Drive activity LED indicator
2. Drive status LED indicator
3. Drive capacity label
NOTE:
If the drive is in the Advanced Host Controller Interface (AHCI) mode, the status LED indicator does not power on.
NOTE:
Drive status indicator behavior is managed by Storage Spaces Direct. Not all drive status indicators may be used.
Table 33. Drive indicator codes
Drive status indicator code
Blinks green twice per second
Off
Blinks green, amber, and then powers off
Blinks amber four times per second
Blinks green slowly
Solid green
Condition
same power rating. This results in a PSU mismatch
condition, or failure to power on the system.
CAUTION:
If two PSUs are used, they must be of
the same type and have the same maximum output
power.
CAUTION:
When correcting a PSU mismatch, replace
the PSU with the blinking indicator. Swapping the
PSU to make a matched pair can result in an error
condition and an unexpected system shutdown. To
change from a High Output configuration to a Low
Output configuration or conversely, you must power
off the system.
CAUTION:
Combining AC and DC PSUs is not
supported.
Condition
Indicates that the drive is being identified or preparing for removal.
Indicates that the drive is ready for removal.
NOTE:
The drive status indicator remains off until all drives are
initialized after the system is powered on. Drives are not ready
for removal during this time.
Indicates that there is an expected drive failure.
Indicates that the drive has failed.
Indicates that the drive is rebuilding.
Indicates that the drive is online.
System diagnostics and indicator codes
115
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