IBM server array goes offline

Case:
IBMX3650 server, Seagate 73GSAS hard disk, three hard disk composition of RAID5, RAID information is lost, and it is still invalid after restarting, Windows2003 system.

Solution:
Our company excludes the hard disk hardware failure after the hard disk detection. Under the case of all three hard disks, it is basically caused by the failure of the array card. The display card is generally not damaged, which is caused by poor contact.The engineer first analyzed the parameters of the array, and then used the software to assist in setting the parameters and the virtual array information and restored the data.100%recovery.