Disk problem in FC60

[gigiz]

Hi guys,
i have a problem with my fc60.
This is scenario:
N4000 with 11.23 with Fc60 attached.
After a reboot i see NO_HW and my VG_01 have 2 disk unavailable.
After a second reboot i do not see more NO_HW .
If i do :
amdsp -a fc60
i see 2 problem:
SCSI Channel:ID = 2:0
Enclosure = 0
Slot (0-based) = 1
Disk State = UNASSIGNED
Disk Group and Type = 000000000000000000 UNASSIGNED
Capacity = 33.9 GB
Manufacturer and Model = FUJITSU MAJ3364MC
Serial Number = KM008429
Firmware Revision = HP07


and

SCSI Channel:ID = 1:2
Enclosure = 0
Slot (0-based) = 4
Disk State = REPLACED
Disk Group and Type = 000000000000000000 UNASSIGNED
Capacity = 33.9 GB
Manufacturer and Model = FUJITSU MAJ3364MC
Serial Number = KM007139
Firmware Revision = HP07

How can try to solve a problem?
Many point at all