No power to to the E800 bays (Green LED is not lit)
The backplane of the drive bays is designed with a Molex power connector, and it is possible that it could get loose during shipping.
Ensure that the drives are properly seated to the backplane connector,
The 3Amp Fast Acting fuse (if equipped) may have been blown.
Make sure that the 3Amp fuse(s) are not blown (if equipped).
Replace the blown fuse(s) (if equipped) - refer to E800 safety features.