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Dell EMC PowerEdge R450 Reference Manual
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Dell EMC PowerEdge R450 Reference Manual

Bios and uefi reference guide
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Dell EMC PowerEdge R450
BIOS and UEFI Reference Guide
Part Number: E74S
Regulatory Type: E74S001
December 2021
Rev. A02

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Summary of Contents for Dell EMC PowerEdge R450

  • Page 1 Dell EMC PowerEdge R450 BIOS and UEFI Reference Guide Part Number: E74S Regulatory Type: E74S001 December 2021 Rev. A02...
  • Page 2 A WARNING indicates a potential for property damage, personal injury, or death. © 2021 Dell Inc. or its subsidiaries. All rights reserved. Dell, EMC, and other trademarks are trademarks of Dell Inc. or its subsidiaries. Other trademarks may be trademarks of their respective owners.

  • Page 3: Table Of Contents

    Contents Chapter 1: Pre-operating system management applications............4 System Setup..................................4 System BIOS................................... 5 iDRAC Settings utility..............................24 Device Settings................................24 Dell Lifecycle Controller..............................24 Embedded system management..........................24 Boot Manager..................................24 PXE boot..................................... 25 Contents...

  • Page 4: Chapter 1: Pre-Operating System Management Applications

    UEFI (Unified Extensible Firmware Interface). You can enable or disable various iDRAC parameters by using the iDRAC settings utility. For more information about this utility, see Integrated Dell Remote Access Controller User’s Guide at www.dell.com/ poweredgemanuals.

  • Page 5: System Bios

    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 Provides information about the system such as the system model name, BIOS version, and Service Tag.
  • Page 6 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 Version Specifies the UEFI compliance level of the system firmware. Memory Settings To view the Memory Settings screen, power on the system, press F2, and click System Setup Main Menu > System BIOS >...
  • Page 7 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 Memory Available Enables or Disables dark memory feature. Dark Memory feature allows software to change memory size.
  • Page 8 MADT Core Enumeration Specifies the MADT Core Enumeration. This option is set to default in Round Robin. Linear option supports industry core enumeration whereas, Round Robin option supports Dell optimized core enumeration. UPI Prefetch Enables you to get the memory read started early on DDR bus.
  • Page 9 Enables you to configure the Dell AVX scaling technology. This option is set to 0 by default. Enter the value from 0 to 12 bins. The value that is entered decreases the Dell AVX Scaling Technology frequency when the Dell-controlled Turbo feature is enabled.
  • Page 10 Table 5. Processor Settings details (continued) Option Description Number of Cores per Processor Controls the number of enabled cores in each processor. This option is set to All by default. Processor Core Speed Specifies the maximum core frequency of the processor. Processor Bus Speed Specifies the bus speed of the processor.
  • Page 11 Enables or disables the boot mode. The option is set to Non-RAID mode by default. BIOS NVMe driver Sets the drive type to boot the NVMe driver. The available options are Dell Qualified Drives and All Drives. This option is set to Dell Qualified Drives by default.
  • Page 12 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. Pre-operating system management applications...
  • Page 13 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. NOTE: Changing the drive boot sequence is only supported in BIOS boot mode.
  • Page 14 Table 14. UEFI iSCSI Settings screen details (continued) Option Description iSCSI Device1 Enables or disables the iSCSI device. When disabled, a UEFI boot option is created for the iSCSI device automatically. This is set to Disabled by default. iSCSI Device1 Settings Enables you to control the configuration of the iSCSI device.
  • Page 15 Table 16. Integrated Devices details (continued) Option Description Embedded NIC1 and NIC2 Enables or disables the Embedded NIC1 and NIC2. If set to Disabled (OS), the NIC may still be available for shared network access by the embedded management controller. Configure the Embedded NIC1 and NIC2 option by using the NIC management utilities of the system.
  • Page 16 Table 16. Integrated Devices details (continued) Option Description startup. If the slot is disabled, both the Option ROM and UEFI drivers are disabled. Only slots that are present on the system will be available for control. Slot n: Enables or disables or only the boot driver is disabled for the PCIe slot n.
  • Page 17 Table 17. Serial Communication details (continued) Option Description setup utility may not always revert this setting to the default setting of Serial Device 1. Failsafe Baud Rate Specifies the failsafe baud rate for console redirection. The BIOS attempts to determine the baud rate automatically. This failsafe baud rate is used only if the attempt fails, and the value must not be changed.
  • Page 18 Table 18. System Profile Settings details (continued) Option Description Monitor/Mwait Enables the Monitor/Mwait instructions in the processor. This option is set to Enabled for all system profiles, except Custom by default. NOTE: This option can be disabled only if the C States option in the Custom mode is set to disabled.
  • Page 19 Table 20. TPM 1.2 security information (continued) Option Description and deactivated. When set to Clear, all the contents of the TPM are cleared. This option is set to None by default. Table 21. TPM 2.0 security information Option Description TPM Information TPM Security NOTE: The TPM menu is available only when the TPM module is installed.
  • Page 20 Table 22. System Security details (continued) Option Description Software Guard Extensions Epoch n: Sets the Software Guard Extensions Epoch values. Enable writes to Enables or disables the Enable writes to SGXLEPUBKEYHASH[3:0] from OS/SW. SGXLEPUBKEYHASH[3:0] from SGX LE Public Key Hash0: Sets the bytes from 0-7 for SGX Launch Enclave Public OS/SW Key Hash.
  • Page 21 Table 22. System Security details (continued) Option Description Custom, the BIOS uses the user-defined key and certificates. Secure Boot policy is set to Standard by default. Secure Boot Mode Configures how the BIOS uses the Secure Boot Policy Objects (PK, KEK, db, dbx). If the current mode is set to Deployed Mode, the available options are User Mode and Deployed Mode.
  • Page 22 6. In the Setup Password field, type your setup password and press Enter or Tab. A message prompts you to reenter the setup password. 7. Reenter the setup password, and click OK. 8. Press Esc to return to the System BIOS screen. Press Esc again. A message prompts you to save the changes.
  • Page 23 Even after you power off and restart the system, the error message is displayed until the correct password is typed. The following options are exceptions: ● If System Password is not set to Enabled and is not locked through the Password Status option, you can assign a system password.

  • Page 24: Idrac Settings Utility

    Dell Lifecycle Controller Dell Lifecycle Controller (LC) provides advanced embedded systems management capabilities including system deployment, configuration, update, maintenance, and diagnosis. LC is delivered as part of the iDRAC out-of-band solution and Dell system embedded Unified Extensible Firmware Interface (UEFI) applications.

  • Page 25: Pxe Boot

    Launch System Setup Enables you to access System Setup. Launch Lifecycle Controller Exits the Boot Manager and invokes the Dell Lifecycle Controller program. System Utilities Enables you to launch System Utilities menu such as Launch Diagnostics, BIOS update File Explorer, Reboot System.

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