E13 RAID Error ARRAYx Error An error occurs in Xth RAID array. When rebooting the TeraStation, it will run as degrade mode when RAID 1 or RAID 5 is used. You can use an erroneous drive by rebuilding, but it is recommended that you replace the erroneous drive immediately.
SYSTEM Error Cooling Failure Temperature in the system is over the limits of warranty. Do not place any object around the TeraStation. Or move the TeraStation to the cooler place.