OEMR R940

The PowerEdge embedded LifeCycle Controller provides a simplified method for installation of supported Windows Server and Linux server operating systems with the OS Deployment feature. This article explains how to use the iDRAC LifeCycle Controller to install a supported operating system on most Dell PowerEdge servers. Step-by-step instructions and OS installation videos for Windows Server, Ubuntu Server LTS, SUSE Linux Enterprise Server, or Red Hat Enterprise Linux installation with LifeCycle Controller

This article presents opportunities to understand and troubleshoot some common causes of fan noise in a PowerEdge server.

Before updating Dell PowerEdge servers running Windows to the December 2025 BIOS release, complete the required pre-requisites. The BIOS update includes new Secure Boot Certificates, and failure to follow the steps below may result in the server entering an undefined state. If Secure Boot is not enabled, the BIOS can be updated through the normal process and this document is not applicable. Note: This document is applicable only if the server has Secure Boot enabled, TPM enabled, and running the Windows Server operating system.

This article details the procedure to troubleshoot power supply unit (PSU) issues that may arise on a PowerEdge Server.

The file upload function of Dell TechDirect allows sending data directly to Dell Technical Support. Follow these eight steps to provide necessary information to your contact at Dell Support.

This article explains the difference between a reset and a Power Drain.

Dell Samsung PM893 SSDs with Firmware HJ55 or Earlier Experience Premature SMART Failures

Correctable and uncorrectable memory errors on PowerEdge Server with DDR4 and changes to troubleshooting steps

The following document provides an example of how to monitor performance on an iDRAC9 using Simple Network Management Protocol (SNMP).

This article provides some checklist to prevent unnecessary components replacement on DC power supply implementation.

Information about managing, upgrading, and monitoring your Dell Rack and Tower PowerEdge server hardware and Out-of-Band (OoB) System Management tools.

R7725, R6725, R7715, and R6715 the number of CPU Cores is not recognized correctly.

Understand and troubleshoot PowerEdge hard disk drives, RAID, PowerEdge RAID Controller, and other storage hardware such as cables, backplane, so forth.

This article provides the recommended steps to help troubleshoot memory-related events on Dell PowerEdge servers.

Dell PowerEdge servers do not support operating system installation, or boot from direct CPU‑attached NVMe SSD drives if the metadata format size is not set to 0.

This article provides information about how to delete a virtual disk using the Device Settings menu on a PowerEdge server. If your PowerEdge server is running the UEFI mode as a boot mode, the RAID BIOS is not displayed.

Explore various RAID levels - RAID 0, 1, 5, 6, and 10 - implemented in Dell PowerEdge servers. Learn about their configurations, benefits, and how they impact data redundancy and performance.

This article provides PowerEdge server troubleshooting for No Power, No POST, No Boot and No Video issues. This includes blade, rack, and tower servers.

PowerEdge connected Dell NVMe SSDs with the Limited Retry (LR) bit set may experience an increase in failures due to elevated media and data‑integrity error rates.

This article provides information about how to verify if a Network Interface Card (NIC) is compatible with a PowerEdge Server.

This article provides information about Dell Boot Optimized Storage Solution (BOSS) PCIe cards. It also provides instructions for installing Windows, Red Hat, SuSE, Ubuntu, and related Linux distributions onto these cards.

This article explains how to use iDRAC Direct to manage your PowerEdge server.

It is a common misconception that if a PowerEdge server fails to boot, does not complete POST, or experiences other issues, the iDRAC will also be inaccessible. In reality, iDRAC is often still online and available to assist with troubleshooting—even if it was never configured beforehand. Leveraging iDRAC to review recent events, analyze logs, and collect a SupportAssist Collection (TSR) is critical for accelerating diagnosis and recovery.

Windows scheduled tasks do not start automatically (no errors on the task or within the event viewer). However, the task can be run manually without issue.

Learn how to create a bootable USB with Rufus to update Dell PowerEdge servers. Follow the step-by-step instructions to prepare and create a bootable USB media.

This article provides an explanation of the backplane hard drive LED indicators.

This article explains what disk errors PDR1001 and PDR3 mean on Dell PowerEdge servers and the best practices to resolve these issues. By understanding these alerts and acting promptly, you can maintain storage health, prevent downtime, and protect critical data.

If ESXi hosts use Trusted Platform Module (TPM), this article provides steps when the ESXi host is still accessible over SSH before any hardware changes.

To ensure optimal performance and stability for your Dell system, be aware of the latest updates available for the drivers and firmware. There are several systems to do this as explained in the article below.

This article provides guidance for the Dell System Update (DSU).