14.From the Boot Option Maintenance menu, add a boot option for the EFI Shell (if one does not exist). Follow the instructions in step 12a.

15.Exit the Boot Option Maintenance menu.

16.Choose the EFI Shell boot option and boot to the EFI shell. Enter the following EFI shell commands:

EFI> acpiconfig enable softpowerdown EFI> acpiconfig single-pci-domain EFI> reset

The reset command reboots the machine. You do not have to wait for this reboot to complete before continuing to the next step to turn off power to the partition.

17.Turn off power to the partition; leave the cabinet power turned on:

1.Press Ctrl-Bto exit out of console mode.

2.Enter CM to display the Command Menu.

3.Enter PE to turn off power to the partition.

4.9 Preparing the Hardware for CP6000 (Intel Itanium) Systems 135