CloudStor CLOUDSTOR CS-WV/1D - Manual (Page 47)

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LED Error Codes:
If an operation error occurs, the info/error LED will flash red. It will alternate between flashing
for 1 second (tens digit) and 1/2 second (ones digit). Combine the number of longer flashes with
the number of shorter flashes to produce a two digit error code:
E00 - (no flashes) MPU failure
E01 - DRAM data line problem
E02 - DRAM address line problem
E03 - RTC chip error
E04 - failed to extract kernel
E06 - corrupted firmware
E07 - a hard disk was not found
E10 - UPS error
E11 - fan error
E15 - hard drive I/O error
E16 - no hard disks detected
E17 - internal controller error
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