NEC Express5800/320Fd-LR User Manual page 85

You cannot reinstall the system with the existing partition that is upgraded to
Dynamic Disk remained. Do not select "Use existing partitions" at "Windows
system drive settings."
9. Enter the user information
and client license mode.
[Enter basic parameters]
steps are displayed.
Confirm the parameters,
modify if necessary, and
then click [Next].
Even if you do not input value into "Administrator password,"
NOTE:
"Confirm password," "??????" is displayed.
Windows Setup 4-21