Dell EMC PowerEdge XR12 BIOS and UEFI Reference Guide
Summary
This reference guide documents the BIOS and UEFI firmware for the Dell EMC PowerEdge XR12 server. It covers pre-operating system management applications including System Setup, iDRAC Settings utility, Device Settings, Lifecycle Controller, embedded system management, and Boot Manager. The guide provides detailed configuration options for system BIOS settings, security features, boot configurations, and hardware management. It targets system administrators and firmware engineers configuring Dell PowerEdge XR12 rugged servers.
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Dell EMC Power Edge XR12 BIOS and UEFI Reference Guide
Part Number: E73S Series Regulatory Type: E73S001 December 2021 Rev. A02
Page Summary Contents For Dell EMC PowerEdge XR12 BIOS and UEFI Reference Guide
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Dell EMC Power Edge XR12 BIOS and UEFI Reference Guide Part Number: E73S Series Regulatory Type: E73S001 December 2021 Rev. A02
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Notes, cautions, and warnings NOTE: A NOTE indicates important information that helps you make better use of your product. CAUTION: A CAUTION indicates either potential damage to hardware or loss of d...
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Contents Chapter 1: Pre-operating system management applications...........................................................4 System Setup..................................................................
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Pre-operating system management applications You can manage basic settings and features of a system without booting to the operating system by using the system firmware. Options to manage the pre-oper...
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System BIOS To view the System BIOS screen, power on the system, press F2, and click System Setup Main Menu > System BIOS. Table 2. System BIOS details Option Description System Information Provide...
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Table 3. System Information details (continued) Option Description System CPLD Version Specifies the current version of the system complex programmable logic device (CPLD) firmware. UEFI Compliance Ve...
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Table 4. Memory Settings details (continued) Option Description Correctable Error Logging Enables or disables correctable error logging. This option is set to Enabled by default. Dark Memory: Total Me...
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Table 5. Processor Settings details (continued) Option Description LLC Prefetch Enables or disables the LLC Prefetch on all threads. This option is set to Enabled by default. Dead Line LLC Alloc Enabl...
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Table 5. Processor Settings details (continued) Option Description Dell Controlled Turbo Settings Controls the turbo engagement. Enable this option only when System Profile is set to Performance or Cu...
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SATA Settings To view the SATA Settings screen, power on the system, press F2, and click System Setup Main Menu > System BIOS > SATA Settings. Table 7. SATA Settings details Option Description E...
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Boot Settings You can use the Boot Settings screen to set the boot mode to either BIOS or UEFI. It also enables you to specify the boot order. UEFI: The Unified Extensible Firmware Interface (UEFI) is...
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UEFI boot mode (the default), is an enhanced 64-bit boot interface. If you have configured your system to boot to UEFI mode, it replaces the system BIOS. 1. From the System Setup Main Menu, click Boot...
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Table 13. PXE Device n Settings details Option Description Interface Specifies NIC interface used for the PXE device. Protocol Specifies Protocol used for PXE device. This option is set to IPv4 or IPv...
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Table 16. Integrated Devices details (continued) Option Description i DRAC Direct USB Port The i DRAC Direct USB port is managed by i DRAC exclusively with no host visibility. This option is set to ON...
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Table 16. Integrated Devices details (continued) Option Description cards installed in the specified slot. Slots must be disabled only when the installed peripheral card prevents booting into the oper...
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Table 17. Serial Communication details (continued) Option Description NOTE: Every time the system boots, the BIOS syncs the serial MUX setting saved in i DRAC. The serial MUX setting can independently...
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Table 18. System Profile Settings details (continued) Option Description performance or better power savings. This option is set to Balanced Performance by default. Monitor/Mwait Enables the Monitor/M...
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Table 20. TPM 2.0 security information (continued) Option Description Enables you to control the reporting mode of the TPM. The TPM Security option is set to Off by default. You can only modify the TP...
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Table 21. System Security details (continued) Option Description SGX LE Public Key Hash2: Sets the bytes from 16-23 for SGX Launch Enclave Public Key Hash. SGX LE Public Key Hash3: Sets the bytes from...
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Table 21. System Security details (continued) Option Description Table 22. Secure Boot Mode Options Descriptions User Mode In User Mode, PK must be installed, and BIOS performs signature verification ...
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Using your system password to secure your system About this task If you have assigned a setup password, the system accepts your setup password as an alternate system password. Steps 1. Turn on or rebo...
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Redundant OS Control To view the Redundant OS Control screen, power on the system, press F2, and click System Setup Main Menu > System BIOS > Redundant OS Control. Table 23. Redundant OS Control...
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i DRAC Settings utility The i DRAC settings utility is an interface to set up and configure the i DRAC parameters by using UEFI. You can enable or disable various i DRAC parameters by using the i DRAC...
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To access the PXE boot option, boot the system and then press F12 during POST instead of using standard Boot Sequence from BIOS Setup. It does not pull any menu or allows managing of network devices. ...
Manual Details
| Brand | Dell |
|---|---|
| Pages | 24 |
| File Size | 207.12 KB |
| Published | June 24, 2026 |
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Frequently Asked Questions
How do I access the System Setup menu?
Power on the system, press F2, and click System Setup Main Menu.
How do I enter the Boot Manager?
Power on the system and press F11.
How do I access the PXE boot option?
Boot the system and press F12 during POST.
What are the options for pre-operating system management?
System Setup, Dell Lifecycle Controller, Boot Manager, and PXE boot.