Diagnostic indicators
The diagnostic indicators on the system indicate operation and error status.
Hard drive indicator codes
Each hard drive carrier has an activity LED indicator and a status LED indicator. The indicators provide information about the current status
of the hard drive. The activity LED indicator indicates whether the hard drive is currently in use or not. The status LED indicator indicates
the power condition of the drive.
Figure 8. Hard drive indicators
1
hard drive activity LED indicator 2 hard drive status LED indicator
3 hard drive
NOTE: If the hard drive is in the Advanced Host Controller Interface (AHCI) mode, the status LED indicator does not turn on.
Table 2. Hard drive indicator codes
Hard drive status indicator code Condition
Flashes green twice per second Identifying drive or preparing for removal.
O Drive ready for removal.
NOTE: The drive status indicator remains o until all drives are
initialized after the system is turned on. Drives are not ready
for removal during this time.
Flashes green, amber, and then turns o Predicted drive failure.
Flashes amber four times per second Drive failed.
Flashes green slowly Drive rebuilding.
Solid green Drive online.
12 Dell PowerEdge C6400 Installation and Service Manual
PowerEdge C6400 overview
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