See Maintenance mode on/off procedure on page 4-10 section.
5. Set up the internal LAN.
Select Resources tab on the web console and select System > Network
> Internal LAN.
6. Click Edit.
7. The Edit internal LAN settings window is displayed. Enter IP address
that you recorded from the failed module, and then click Confirm.
8. The Confirmation window is displayed. Click OK.
Figure 5-139 Editing internal LAN
9. If you need to update the firmware, consult with Hitachi Data Systems
Customer Support team.
10. Back up the configuration data to the USB memory in the front panel or
any storage in the local PC. See 
Backup/restore procedure on page 4-30
section.
11. Clear the boot disable mode.
Select Resources tab on the web console and select Modules > All
Modules > Management Modules > a target management module
that should clear the boot disable mode.
12. Click Action and select Clear Boot Disable.
13. The confirmation dialog box appears. Click OK.
5-108
Replacing parts
Hitachi Compute Blade 500 Series System Service Manual