Dell EMC PowerEdge R740 - Hard Drive Indicator Codes

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 13. 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 12. 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.
Flashes green for three seconds, amber for three seconds, and
then turns o after six seconds
Rebuild stopped.
20 Dell EMC PowerEdge R740 Installation and Service Manual
PowerEdge R740 system overview