Then you need to enter CTRL-R, highlight the PERC controller in the upper-left corner of the VD MGMT screen, Foreign, and Import.  Then see if your OS boots and your data is accessible.
I was trying to see the HDD type of the Raid as i wanted the upgrade the server. Out of 3 HDD, 2 were disconnected. i powered down the Server and reconnected the HDD. The Raid is offline now. It shows 00, 01 are missing and 03 as connected. How can i get the raid back on, the data is crucial and i know if i INIT then all the data will be lost.
Dell Poweredge 1800 Raid 5 accidental removal of HDD