https://community.hpe.com/t5/windows-server-2003/ml370-g4-server/m-p/3816620#M3340 Are you saying that when booting the ACU sees 3 physical drives (and all are added to the RAID), but the OS only sees 2 logical drives? That sounds perfectly normal to me. Wed, 05 Jul 2006 09:50:02 GMT Alan_152 2006-07-05T09:50:02Z https://community.hpe.com/t5/windows-server-2003/ml370-g4-server/m-p/3816619#M3339 i ahve just isntalled windows server 2003 to ML370 G4 sever with 3 scsi hard disk and confifgured for raid 5.<BR /><BR />I am able to see the 3 hard disk using HP insight utility. however, during post start up, the server only show two scsci ide hardisk 0, and 1. how can i solve this porblem Mon, 03 Jul 2006 14:28:52 GMT https://community.hpe.com/t5/windows-server-2003/ml370-g4-server/m-p/3816619#M3339 daniel ndiki 2006-07-03T14:28:52Z https://community.hpe.com/t5/windows-server-2003/ml370-g4-server/m-p/3816620#M3340 Are you saying that when booting the ACU sees 3 physical drives (and all are added to the RAID), but the OS only sees 2 logical drives? That sounds perfectly normal to me. Wed, 05 Jul 2006 09:50:02 GMT https://community.hpe.com/t5/windows-server-2003/ml370-g4-server/m-p/3816620#M3340 Alan_152 2006-07-05T09:50:02Z