No access to new installed HDD's

WD Legacy Products WD TV Live Streaming
7

To solve my access-problem, I made a rollback of the firmware from 2.02.32 to 2.01.86, as described in this link:

http://community.wd.com/t5/WD-TV-Live-Streaming/Firmware-upgrade/td-p/794997

Result: The problem is still there!

Any idea to solve the problem?