Dell PowerEdge EL Dell PowerEdge R720 and R720xd Owner's Manual - Page 16
Hard-Drive Indicator Patterns, Indicator Pattern
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Hard-Drive Indicator Patterns Figure 6. Hard-Drive Indicators 1. hard-drive activity indicator (green) 2. hard-drive status indicator (green and amber) NOTE: If the hard drive is in Advanced Host Controller Interface (AHCI) mode, the status indicator (on the right side) does not function and remains off. Drive-Status Indicator Pattern (RAID Only) Blinks green two times per second Off Condition Identifying drive or preparing for removal Drive ready for insertion or removal NOTE: The drive status indicator remains off until all hard drives are initialized after the system is turned on. Drives are not ready for insertion or removal during this time. Blinks green, amber, Predicted drive failure and off Blinks amber four times per second Drive failed Blinks green slowly Drive rebuilding Steady green Drive online Blinks green three Rebuild aborted seconds, amber three seconds, and off six seconds 16
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