Dell EMC PowerEdge R240 BIOS and UEFI Reference Guide
Summary
This document provides comprehensive guidance on pre-operating system management applications including System Setup, BIOS configuration, iDRAC settings, and device settings for the PowerEdge R240 server. It covers detailed BIOS options, boot settings, security features, and system management utilities. Target users are system administrators and IT professionals responsible for configuring and managing Dell PowerEdge R240 servers in enterprise environments.
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Dell EMC Power Edge R240 BIOS and UEFI Reference Guide
Part Number: E57S Series Regulatory Type: E57S001 Dec 2020 Rev. A00
Page Summary Contents For Dell EMC PowerEdge R240 BIOS and UEFI Reference Guide
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Dell EMC Power Edge R240 BIOS and UEFI Reference Guide Part Number: E57S Series Regulatory Type: E57S001 Dec 2020 Rev. A00
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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 Options to manage the pre-operating system applications.......................
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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. Topics: Options to manage the ...
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System Setup details The System Setup Main Menu screen details are explained as follows: Option Description System BIOS Enables you to configure BIOS settings. i DRAC Settings Enables you to configure...
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Option Description Integrated Specifies options to manage integrated device controllers and ports, specifies related features and Devices options. Serial Specifies options to manage the serial ports, ...
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Option Description System Specifies the name of the system manufacturer. Manufacturer System Specifies the contact information of the system manufacturer. Manufacturer Contact Information System CPLD ...
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Option Description Memory Specifies the memory operating mode. This option is set to Optimizer Mode by default. Operating Mode NOTE: The Memory Operating Mode option can have different default and ava...
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Option Description Number of Cores Controls the number of enabled cores in each processor. This option is set to All by default. per Processor Processor Core Specifies the maximum core frequency of th...
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Option Description For AHCI Mode or RAID Mode, BIOS support is always enabled. Option Description Model Specifies the drive model of the selected device. Drive Type Specifies the type of drive attache...
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Option Description Boot Sequence Enables or disables the Boot Sequence Retry feature. If this option is set to Enabled and the system Retry fails to boot, the system re-attempts the boot sequence afte...
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Network Settings screen details The Network Settings screen details are explained as follows: About this task Option Description PXE Device n (n Enables or disables the device. When enabled, a UEFI PX...
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Integrated Devices details About this task The Integrated Devices screen details are explained as follows: Option Description User Accessible Configures the user accessible USB ports. Selecting Only B...
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Option Description Table 2. Slot Disablement Option Description Slot 1 Enables or disables or only the boot driver is disabled for the PCIe slot 1. This option is set to Enabled by default. Slot 2 Ena...
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Option Description External Serial Enables you to associate the External Serial Connector to Serial Device 1, Serial Device 2, or the Connector Remote Access Device by using this option. This option i...
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Option Description Memory Sets the speed of the system memory. You can select Maximum Performance, Maximum Reliability, Frequency or a specific speed. This option is set to Maximum Performance by defa...
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System Security Settings details About this task The System Security Settings screen details are explained as follows: Option Description CPU AES-NI Improves the speed of applications by performing en...
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Option Description In-Band When set to Disabled, this setting will hide the Management Engine's (ME), HECI devices, and the Manageability system's IPMI devices from the operating system. This prevents...
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3. On the System Security screen, verify that Password Status is set to Unlocked. 4. In the System Password field, type your system password, and press Enter or Tab. Use the following guidelines to as...
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NOTE: If you change the system password or setup password, a message prompts you to reenter the new password. If you delete the system password or setup password, a message prompts you to confirm the ...
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Option Description IDSDM SATA Ports in AHCI mode BOSS PCIe Cards (Internal M.2 Drives) Internal USB NOTE: RAID configurations and NVMe cards not are included as BIOS does not have the ability to disti...
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Option Description NOTE: This option does not apply to 84-key keyboards. F1/F2 Prompt on Enables or disables the F1/F2 prompt on error. This option is set to Enabled by default. The F1/F2 Error prompt...
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Boot Manager The Boot Manager screen enables you to select boot options and diagnostic utilities. Viewing Boot Manager About this task To enter Boot Manager: Steps 1. Power on, or restart your system....
Manual Details
| Brand | Dell |
|---|---|
| Pages | 23 |
| File Size | 184.19 KB |
| Published | June 25, 2026 |
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Frequently Asked Questions
How do I access the System Setup screen?
Power on or restart your system and press F2 immediately after you see the message: F2 = System Setup.
What key combination accesses the Boot Manager?
Power on or restart the system and press F11 when you see the message: F11 = Boot Manager.
How can I remotely configure networked systems for booting?
Use the Preboot Execution Environment (PXE) option by booting the system and pressing F12 during POST.