A SERVICE OF

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E20 - circuit board error
E21 - internal controller error
E22 - mount error
E23 - hard disk is malfunctioning
LED Information Codes:
The info/error LED will ash amber to give information codes. Like the error codes, these
alternate between ashing for 1 second (tens digit) and 1/2 second (ones digit). Combine the
number of longer ashes with the number of shorter ashes to produce a two digit information
code:
I19 - erasing disk
I23 - initializing system
I25 - updating rmware
I26 - initializing Web conguration
I27 - checking USB disk
I28 - formatting USB disk