Dell PowerEdge R640 EMC PowerEdge R640 Installation and Service Manual - Page 55

Choosing system boot mode, Changing boot order, Network Settings, System Setup Main Menu

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Hard-Disk Failover Specifies the drive that is booted in the event of a drive failure. The devices are selected in the Hard-Disk Drive Sequence on the Boot Option Setting menu. When this option is set to Disabled, only the first drive in the list is attempted to boot. When this option is set to Enabled, all drives are attempted to boot in the order selected in the Hard-Disk Drive Sequence. This option is not enabled for UEFI Boot Mode. This option is set to Disabled by default. Generic USB Boot Enables or disables the USB boot option. This option is set to Disabled by default. Hard-disk Drive Placeholder Enables or disables the Hard-disk drive placeholder option. This option is set to Disabled by default. BIOS Boot Settings Enables or disables BIOS boot options. NOTE: This option is enabled only if the boot mode is BIOS. UEFI Boot Settings Enables or disables UEFI Boot options. The Boot options include IPv4 PXE and IPv6 PXE. This option is set to IPv4 by default. NOTE: This option is enabled only if the boot mode is UEFI. UEFI Boot Sequence Boot Options Enable/Disable Enables you to change the boot device order. Enables you to select the enabled or disabled boot devices. Choosing system boot mode System Setup enables you to specify one of the following boot modes for installing your operating system: • BIOS boot mode is the standard BIOS-level boot interface. • UEFI boot mode (the default), is an enhanced 64-bit boot interface. 1. From the System Setup Main Menu, click Boot Settings, and select Boot Mode. 2. Select the UEFI boot mode you want the system to boot into. CAUTION: Switching the boot mode may prevent the system from booting if the operating system is not installed in the same boot mode. 3. After the system boots in the specified boot mode, proceed to install your operating system from that mode. NOTE: Operating systems must be UEFI-compatible to be installed from the UEFI boot mode. DOS and 32-bit operating systems do not support UEFI and can only be installed from the BIOS boot mode. NOTE: For the latest information about supported operating systems, go to www.dell.com/ossupport. Changing boot order About this task You may have to change the boot order if you want to boot from a USB key or an optical drive. The following instructions may vary if you have selected BIOS for Boot Mode. Steps 1. On the System Setup Main Menu screen, click System BIOS > Boot Settings > UEFI/BIOS Boot Settings > UEFI/BIOS Boot Sequence. 2. Click Boot Option Settings > BIOS > Boot Sequence. 3. Click Exit, and then click Yes to save the settings on exit. Network Settings You can use the Network Settings screen to modify UEFI PXE, iSCSI, and HTTP boot settings. The network settings option is available only in the UEFI mode. NOTE: BIOS does not control network settings in the BIOS mode. For the BIOS boot mode, the option ROM of the network controllers handles the network settings. Pre-operating system management applications 55

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Hard-Disk Failover
Specifies the drive that is booted in the event of a drive failure. The devices are selected in the
Hard-Disk Drive
Sequence
on the
Boot Option Setting
menu. When this option is set to
Disabled
, only the first drive in the list
is attempted to boot. When this option is set to
Enabled
, all drives are attempted to boot in the order selected in
the
Hard-Disk Drive Sequence
. This option is not enabled for
UEFI Boot Mode
. This option is set to
Disabled
by default.
Generic USB Boot
Enables or disables the USB boot option. This option is set to
Disabled
by default.
Hard-disk Drive
Placeholder
Enables or disables the Hard-disk drive placeholder option. This option is set to
Disabled
by default.
BIOS Boot
Settings
Enables or disables BIOS boot options.
NOTE:
This option is enabled only if the boot mode is BIOS.
UEFI Boot
Settings
Enables or disables UEFI Boot options.
The Boot options include
IPv4 PXE
and
IPv6 PXE
. This option is set to
IPv4
by default.
NOTE:
This option is enabled only if the boot mode is UEFI.
UEFI Boot
Sequence
Enables you to change the boot device order.
Boot Options
Enable/Disable
Enables you to select the enabled or disabled boot devices.
Choosing system boot mode
System Setup enables you to specify one of the following boot modes for installing your operating system:
•
BIOS boot mode is the standard BIOS-level boot interface.
•
UEFI boot mode (the default), is an enhanced 64-bit boot interface.
1.
From the
System Setup Main Menu
, click
Boot Settings
, and select
Boot Mode
.
2.
Select the UEFI boot mode you want the system to boot into.
CAUTION:
Switching the boot mode may prevent the system from booting if the operating system is not installed in
the same boot mode.
3.
After the system boots in the specified boot mode, proceed to install your operating system from that mode.
NOTE:
Operating systems must be UEFI-compatible to be installed from the UEFI boot mode. DOS and 32-bit operating
systems do not support UEFI and can only be installed from the BIOS boot mode.
NOTE:
For the latest information about supported operating systems, go to
www.dell.com/ossupport
.
Changing boot order
About this task
You may have to change the boot order if you want to boot from a USB key or an optical drive. The following instructions may vary if you
have selected
BIOS
for
Boot Mode
.
Steps
1.
On the
System Setup Main Menu
screen, click
System BIOS
>
Boot Settings
>
UEFI/BIOS Boot Settings
>
UEFI/BIOS Boot
Sequence
.
2.
Click
Boot Option Settings
>
BIOS
>
Boot Sequence
.
3.
Click
Exit
, and then click
Yes
to save the settings on exit.
Network Settings
You can use the
Network Settings
screen to modify UEFI PXE, iSCSI, and HTTP boot settings. The network settings option is available
only in the UEFI mode.
NOTE:
BIOS does not control network settings in the BIOS mode. For the BIOS boot mode, the option ROM of the
network controllers handles the network settings.
Pre-operating system management applications
55