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HDD reading/writing operation
The LED (green) on the LED PCB is lighted up/blinking if reading/writing to each HDD is performed properly.
In the case of failure, the LED (red) on the LED PCB is blinking.
If only one HDD is faulty, the operation is continued by the other HDD.
If both two HDDs are faulty, E602 error is shown on the control panel to stop the operation.
List of operation status (LED)
Status
HDD 1 (Ch A)
HDD 2 (Ch B)
Green LED
Red LED
Green LED
Red LED
At normal operation
OFF
OFF
OFF
OFF
During access with HDD1
ON
OFF
OFF
OFF
During access with HDD2
OFF
OFF
ON
OFF
HDD1 is faulty
OFF
ON
OFF
OFF
HDD2 is faulty
OFF
OFF
OFF
ON
During data copy to HDD1 (rebuild)
OFF/ON
blinking
OFF/ON
OFF
During data copy to HDD1 (rebuild)
OFF/ON
OFF
OFF/ON
blinking