D-Link DSN-6020 User Manual page 31

Indicator description:
•
RAID light:
Green  RAID works well.

Red  RAID fails.

Temperature light:
Green  Temperature is normal.

Red  Temperature is abnormal.

Voltage light:
Green  voltage is normal.

Red  voltage is abnormal.

UPS light:
Green  UPS works well.

Red  UPS fails.

Fan light:
Green  Fan works well.

Red  Fan fails.

Power light:
Green  Power works well.

Red  Power fails.

Dual controller light:
Green  Both controller 1 and controller 2 are present and

well.
Orange  The system is degraded and there is only 1

controller alive and well.
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