NEC Express5800 User Manual page 381

5.
When the following message appears, "Updating the System" was finished.
When you apply Service Pack: Click [Yes], and then go to Step 6.
When you don't apply Service Pack: Click [No], and then go to Step 8.
6.
When the following message appears, click [Yes].
7.
When the following message appears, select a Service Pack and click [Open] and then,
according to a message, please apply it.
Installing Windows Server 2003 x64 Editions E-15