Dell PowerEdge T550 EMC Installation and Service Manual - Page 181

Drive indicator codes

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Drive indicator codes The LEDs on the drive carrier indicate 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 185. Drive indicators on the drive and the mid drive tray backplane 1. Drive activity LED indicator 2. Drive status LED indicator 3. Drive capacity label Figure 186. 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 56. 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 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 unexpected 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 181

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Drive indicator codes
The LEDs on the drive carrier indicate 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 185. Drive indicators on the drive and the mid drive tray backplane
1.
Drive activity LED indicator
2.
Drive status LED indicator
3.
Drive capacity label
Figure 186. 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 56. Drive indicator codes
Drive status indicator code
Condition
Blinks green twice per second
Indicates that the drive is being identified or preparing for removal.
Off
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.
Blinks green, amber, and then powers off
Indicates that there is an unexpected drive failure.
Blinks amber four times per second
Indicates that the drive has failed.
Blinks green slowly
Indicates that the drive is rebuilding.
Solid green
Indicates that the drive is online.
System diagnostics and indicator codes
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