◦ Enabled—Adjusts the local time displayed by one hour for Daylight Savings Time.
◦ Disabled—Does not adjust the local time displayed for Daylight Savings Time.
• Time Format
◦ Coordinated Universal Time (UTC)—Calculates the time stored in the hardware Real Time
Clock (RTC) from the associated Time Zone setting.
◦ Local Time—Removes the use of the Time Zone setting.
This option is useful for addressing interaction issues between Windows operating systems set
in Legacy BIOS boot mode.
3. Save your settings.
Resetting system defaults
Restoring default system settings
Use the Restore Default System Settings option to reset all BIOS configuration settings to their default
values and immediately and automatically restart the server.
Selecting this option resets all platform settings except:
• Secure Boot BIOS settings
• Date and Time settings
• Primary and redundant ROM Selection (if supported)
To save a custom default configuration to use during a system restore, use User Default Options.
Doing so saves settings you might otherwise lose.
• Other entities, such as option cards or iLO, that must be individually reset.
Procedure
1. From the System Utilities screen, select System Configuration > BIOS/Platform Configuration
(RBSU) > System Default Options > Restore Default System Settings.
2. Select Yes, restore the default settings.
3. Reboot the server.
Restoring default manufacturing settings
Use the Restore Default Manufacturing Settings option to reset all BIOS configuration settings to their
default manufacturing values and delete all UEFI non-volatile variables, such as boot configuration and
Secure Boot security keys (if Secure Boot is enabled). Previous changes that you have made might be
lost.
The difference between this action and the Restore Default System Settings option is that Restore
Default Manufacturing Settings erases all UEFI variables. An OS can write UEFI variables that store
such things as entries in the boot order and key database information for Secure Boot. When you
Resetting system defaults 129
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