NEC Express5800 Series User Manual page 209

5.
Select [Specify the file path to update], enter the directory in which the updated firmware
specified in the input box in step 1 is saved, and click the [Execute] button.
Perform the firmware update.
The update result can be confirmed by the state on the target component screen (indication
of "Firmware update completed"). The result of the update processing is reported by the
NEC Express5800/320Fc series as an alert.
6.
After the BIOS update for the CPU module is completed, click the [Jump Switch] button.
The updated module is started and the active module is stopped.
7.
Start the other module stopped.
Starting the module causes the firmware to be updated automatically. However, if the
[Enable automatic firmware update] property is invalid, update the module in the
procedure as follows:
(1) Check the current state with the "State" display on the target component screen. If the
component is operating, stop the component.
(2) Click the [Firmware Update] button in the [Update] screen for the target component.
(3) Select the update method in the [Firmware Update] dialog box and click the [Execute]
button.
(4) Start the module.
Installing and Using Utilities 5-63