LED Status Description
System status Green The system is operating normally.
Red • Displays detected system errors or warnings
(e.g. degraded RAID mode, memory failure, fan/
power supply failure, system/disk temperature
too high, storage pool reaching threshold value).
For details, see the QES User Guide.
• The system is performing takeover. The dual
active-active controller system enables a single
controller to take over the pool disk resources
owned by the other controller in the event of a
controller failure. Takeovers can be initiated
manually or be set up with the automatic system
failover protection. For details, see the QES
User Guide.
• The power supply unit is disconnected.
Drive status Green The drive can be accessed.
Flashing green slowly The QES Storage Manager Locate command is
enabled and is identifying the drive.
Red A drive read/write error has occurred.
Off The drive is not installed.
Drive activity Flashing green
continuously or slowly
No drive activity has been detected.
Flashing green The high activity on drive or drive being configured is
part of an array.
Front Panel Buttons
Tip
Remove the front panel cover to access the front panel buttons.
ES2486dc User Guide
Product Overview 9
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