w w w . d e l l . c o m s u p p o r t . e u r o . d e l l . c o m

NOTE: Run the Diagnostics before you call Dell technical support because the diagnostic tests provide information you may need when you call.

To start the Diagnostics, perform the following steps:

1Insert the Drivers and Utilities CD into the CD, CD-RW, or DVD drive.

2Turn off the computer.

3If the computer is docked, undock the computer.

4Ensure that the computer is connected to an electrical outlet.

5Turn on the computer with the Driver and Utilities CD in the CD, CD-RW, or DVD drive.

6Press to enter the system setup program as soon as the Dell logo screen appears, and before the Microsoft® Windows® logo screen appears.

NOTE: Write down your current boot sequence in the event you want to restore it after running the Dell Diagnostics.

7Select the Boot Order page of the system setup program. Make a note of the device currently set as the first (top) boot device, and then set the first three devices in the boot sequence in the following order:

Diskette Drive

CD/DVD/CD-RW Drive

Internal HDD

8Save your changes and press to exit the system setup program and restart the computer to boot from the CD.

The computer starts and automatically begins to run the Dell Diagnostics.

9When you have completed running diagnostics, remove the Drivers and Utilities CD.

10When the computer restarts, press as soon as the Dell logo screen appears, and before the Microsoft Windows logo screen appears.

11In the system setup program, select the Boot Order page and reset the boot sequence to the original order.

12Press to exit the system setup program and restart Microsoft Windows.

13Remove the CD from the CD, CD-RW, or DVD drive.

When you start the diagnostics, the Dell logo screen appears, followed by a message telling you that the diagnostics is loading. After the diagnostics loads, the Diagnostics Menu appears.

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System Information Guide

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Image 24
Dell C840 manual Diskette Drive CD/DVD/CD-RW Drive Internal HDD

C840 specifications

The Dell C840, released in the early 2000s, was a powerful mobile workstation designed to meet the needs of professionals who demanded high performance in a portable format. As part of Dell's Precision series, the C840 was well-regarded for its robust build quality, advanced features, and capability to handle intensive computing tasks.

One of the standout features of the Dell C840 was its Intel Pentium 4 processor, which offered impressive processing power at the time. Users could opt between different configurations, some even including the Intel Pentium 4 Extreme Edition for those seeking maximum performance. The system was designed to handle demanding applications such as CAD, 3D modeling, and other graphics-intensive programs, making it a favorite among architects, engineers, and graphic designers.

The C840 also featured a vibrant 15-inch display, with options for a high-resolution screen that provided sharp visuals and ample screen real estate for multitasking. The display's quality was complemented by NVIDIA graphics options, including the Quadro4 700 Go graphics card, which was optimized for professional applications, ensuring smoother graphics rendering and improved performance in 3D applications.

In terms of memory, the Dell C840 supported a generous amount of RAM, with configurations allowing up to 2GB, which was substantial for its time. This memory capacity contributed to better multitasking capabilities and overall system performance, allowing users to run multiple applications simultaneously without noticeable slowdowns.

Connectivity was another strong point of the Dell C840. The laptop featured a variety of ports, including USB ports, parallel and serial ports, and an optional docking station, which enhanced its versatility for connecting to various peripherals. Wireless technology was also a part of the package, with the inclusion of Wi-Fi capabilities, making it easier for users to stay connected in different environments.

Durability and design were key aspects as well. The C840 featured a solid chassis designed to withstand the rigors of mobility, making it suitable for on-the-go professionals. Its keyboard was designed for comfort and responsiveness, a critical feature for users who spent long hours typing.

In summary, the Dell C840 was a notable mobile workstation that combined power, performance, and portability. With its advanced Intel processors, high-quality display, robust graphics options, ample memory, and strong connectivity features, it catered to professionals looking for a reliable and efficient tool to handle their demanding workloads. Though technology has evolved significantly since its release, the Dell C840 remains a milestone in the history of mobile computing for professionals.