NEC BladeServer Express5800 Series User Manual page 267

Procedure for License Authentication
The product key used for license authentication should match the COA label of the product key for
Windows Server 2003 x64 Editions.
NOTE:
disabled if activation is not performed within 30 days.
Installing and Setting Device Drivers
Follow the steps below to install and configure the device drivers.
Installing Fibre Channel Controller Driver (N8403-018)
If you use the FibreChannel Controller (N8403-018), update your system with the NEC
EXPRESSBUILDER DVD.
The Fibre Channel controller driver will be installed automatically.
Perform activation within 30 days. The system may be
Installing the Operating System B-9