NOTE: You can disable password security while logging on to the system. To disable the password security, turn on or reboot your system, type your password and press <Ctrl><Enter>.

Operating With A Setup Password Enabled

If Setup Password is Enabled, enter the correct setup password before modifying most of the System Setup options. If you do not enter the correct password in three attempts, the system displays the message

Incorrect Password! Number of unsuccessful password attempts: <x> System Halted! Must power down.

Even after you shut down and restart the system, the error message is displayed until the correct password is entered. The following options are exceptions:

If System Password is not Enabled and is not locked through the Password Status option, you can assign a system password.

You cannot disable or change an existing system password.

NOTE: You can use the Password Status option in conjunction with the Setup Password option to protect the system password from unauthorized changes.

Entering The UEFI Boot Manager

NOTE: Operating systems must be 64-bit UEFI-compatible (for example, Microsoft Windows Server 2008 x64 version) to be installed from the UEFI boot mode. DOS and 32-bit operating systems can only be installed from the BIOS boot mode.

The Boot Manager enables you to:

Add, delete, and arrange boot options

Access System Setup and BIOS-level boot options without rebooting

To enter the Boot Manager:

1.Turn on or restart your system.

2.Press <F11> after you see the following message:

<F11> = UEFI Boot Manager

If your operating system begins to load before you press <F11>, allow the system to finish booting, and then restart your system and try again.

Using The Boot Manager Navigation Keys

Key Description

Up arrow Moves to the previous field.

Down arrow Moves to the next field.

<Enter> Allows you to type in a value in the selected field (if applicable) or follow the link in the field.

Spacebar Expands or collapses a drop-down list, if applicable.

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Dell QHB Entering The Uefi Boot Manager, Operating With a Setup Password Enabled, Using The Boot Manager Navigation Keys

QHB specifications

The Dell QHB, a significant entry in Dell's lineup of versatile workstations, is designed to cater to the needs of professionals requiring high performance and reliability. This powerful machine stands out in various sectors including engineering, graphics design, and data analysis, owing to its robust features and cutting-edge technologies.

One of the most notable characteristics of the Dell QHB is its powerful processing capabilities. Equipped with the latest Intel Core or Xeon processors, it offers exceptional multi-threaded performance, facilitating smooth operation even under heavy workloads. Users can experience seamless multitasking, which is crucial for demanding applications.

Graphics performance is another standout feature of the QHB. It can be configured with high-performance NVIDIA RTX or AMD Radeon graphics cards, which enable spectacular renderings and support for high-resolution displays. This makes the workstation particularly appealing to graphic designers and video editors who need to work with advanced visual content.

The QHB is designed with expandability in mind. It supports multiple RAM configurations, allowing users to maximize memory up to 128GB or more. Such expandability ensures that the workstation can handle vast datasets and complex simulations efficiently. Additionally, it comes with ample storage options, including SSDs and traditional hard drives, providing users with the flexibility to choose performance or capacity based on their specific needs.

Another critical aspect of the Dell QHB is its thermal management system. The workstation employs sophisticated cooling technologies that prevent overheating, ensuring sustained performance under heavy loads. Quality build materials and thoughtful design contribute to a durable chassis, which means the QHB can withstand the rigors of professional environments.

Advanced connectivity options are also a hallmark of the Dell QHB. It features multiple USB ports, Thunderbolt connections, and DisplayPorts, making it versatile and compatible with a wide range of peripherals and monitors. This level of connectivity aids users in setting up efficient workflows and enhances overall productivity.

The design of the QHB emphasizes user comfort, with ergonomic considerations such as easily accessible ports and a user-friendly layout. It also incorporates energy-efficient components, aligning with Dell's commitment to sustainability without sacrificing performance.

In summary, the Dell QHB is a highly versatile workstation tailored for professionals seeking high performance, stellar graphics capabilities, expandability, efficient thermal management, and robust connectivity options. This makes it an ideal choice for demanding tasks in various industries, ensuring it remains a dependable tool for creative and analytical work.