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1. System Utilities
Express5800/R120h-1M, R120h-2M Maintenance Guide
84
Chapter 2 Useful Features
(a) UEFI Boot Settings Menu
When you select
System Configuration
>
BIOS/Platform Configuration (RBSU)
>
Boot Options
>
UEFI Boot
Settings
from the System Utilities, the
UEFI Boot Settings
menu appears.
For details about the options, see the table below.
Option
Parameter Description
UEFI Boot Order
-
Use this option to change the order of the UEFI
Boot list. You can only configure this option if the
Boot Mode is configured to UEFI Mode.
UEFI Boot Order Control
-
Enables or disables individual UEFI boot options.
Enabled items are selected (checked). Disabled
items remain in their location in the UEFI Boot
Order, but are not attempted during the boot
process.
Add Boot Option
-
Use this option to browse FAT16/FAT32 file
systems that are available in the system, and to
select X64 UEFI (.EFI) applications to add as a new
UEFI Boot Option, such as an OS boot loader or
other UEFI applications. The new boot option is
added to the end of the UEFI Boot Order list.
Delete Boot Option
-
Use this setting to delete a UEFI Boot Option from
the UEFI Boot Order list. If the option points to a
standard boot location, such as a network PXE
boot or a removable media device, the system
BIOS adds the option on the next reboot.
How to change the boot order of bootable devices
1. Select the
UEFI Boot Order
menu. Then, move the cursor to the position of each device by using the <
↑
>
and <
↓
> keys, and change the boot order using the <
+
> and <
-
> keys.
About the boot order of bootable devices
1.
If two or more bootable devices are connected to this machine
Boot the devices, beginning with the earliest boot order preset in
UEFI Boot Order
. If booting a device fails
to boot, the device of the next order and the subsequent are booted in order.
・
Adding a bootable device
When a new bootable device is connected to this machine, the added one is registered as the one with
the largest boot order.
2.
Removing a bootable device
When a bootable device is removed from this machine, it is deleted from
UEFI Boot Order
.
Tips
In the UEFI boot mode, the hard disk model number may be assigned to
UEFI
Boot Order
.
To make a change to the bootable devices, use the System Utilities rather
than Windows bcdedit or Linux efibootmgr.