I am facing the same kind of issue...
Alarm ID : alarm4
Description: Tray.99.Drive.05 has DACstore data written by a later revision of firmware than exists on this array.
Severity : Critical
Element : t99drive5
GridCode : 93.66.1204
Date : 2013-02-01 13:23:29
same scenerio:
TRAY,SLOT STATUS CAPACITY CURRENT DATA RATE PRODUCT ID FIRMWARE VERSION
--------- ------------ -------- ----------------- ---------------- ----------------
99, 1 Incompatible 279 GB 6 Gbit/s HUS1530SCSUN300G A6C0
99, 2 Incompatible 279 GB 6 Gbit/s HUS1530SCSUN300G A6C0
99, 3 Incompatible 279 GB 6 Gbit/s HUS1530SCSUN300G A6C0
99, 4 Incompatible 279 GB 6 Gbit/s HUS1530SCSUN300G A6C0
99, 5 Incompatible 279 GB 6 Gbit/s HUS1530SCSUN300G A6C0
99, 6 Incompatible 279 GB 6 Gbit/s HUS1530SCSUN300G A6C0
99, 7 Incompatible 279 GB 6 Gbit/s HUS1530SCSUN300G A6C0
99, 8 Incompatible 279 GB 6 Gbit/s HUS1530SCSUN300G A6C0
99, 9 Incompatible 279 GB 6 Gbit/s HUS1530SCSUN300G A6C0
99, 10 Incompatible 2794 GB 6 Gbit/s H7230AS60SUN3.0T A142
99, 11 Incompatible 2794 GB 6 Gbit/s H7230AS60SUN3.0T A142
99, 12 Incompatible 2794 GB 6 Gbit/s H7230AS60SUN3.0T A142