NEC Express5800/R120b-1 User Manual page 269

IMPORTANT:
If you install Windows Server 2003 R2 and Service Pack, apply
Windows Server 2003 R2 DISC 2 after Express Setup completion,
and then install Service Pack by "Updating the system".
About partition size
– Specify the partition size larger than required minimum size for
OS installation.
– Do not specify larger partition size than the capacity of
connected hard disk drive.
– You can not specify a logical drive larger than 2,097,144MB at
RAID system.
If you select "Create a new partition" at "Windows system drive
settings", the contents of the hard disk will be all deleted.
If "Use existing partitions" is selected when you operate Windows
Server 2008 R2, NEC EXPRESSBUILDER installs the Operating
System to the Windows partition (The Boot partition (if it exists)
and the Windows partition are deleted).
The data in the other partition is kept if the system has two or more
partitions. (See the figure below.)
Boot
Partition
Deleted
If "Use existing partitions" is selected when you operate Windows
Server 2008 or Windows Server 2003, NEC EXPRESSBUILDER
installs the Operating System to the 1st partition (1st partition is
deleted). The data in the other partition is kept if the system has
two or more partitions. (See the figure below.)
First
Partition
Deleted
You cannot re-install the system with the existing partition that is
upgraded to Dynamic Disk remained. Do not select "Use existing
partitions" at "Windows system drive settings".
Installing and Using Utilities 6-15
Windows User Data
Partition
Partition
Deleted Retained
Second Third
Partition Partition
Retained Retained