My Book World Edition II (blue rings) - FIRMWARE UPGRADE PROBLEM

Dear all, I have tried to upgrade the firmware but it did not finish the process. Now, I do not see the product, in the network and ther rings are always in circle.

Can you please advise?

Thank you.

Hello

Have you tried resetting the unit? Here is a link to the manual, hope this helps:
http://www.wdc.com/en/library/usb/2779-701026.pdf#page=8