•Memory modules of different sizes can be mixed (for example, 2 GB and 4 GB). But, all populated channels must have identical configurations.

•Memory modules must be installed beginning with the first socket.

NOTE: The memory sockets in your computer may be labeled differently depending on the hardware configuration. For example, A1, A2 or 1,2,3.

•If the quad-rank memory modules are mixed with single or dual-rank modules, the quad-rank modules must be installed in the sockets with the white release levers.

•If memory modules with different speeds are installed, they operate at the speed of the slowest installed memory modules.

Removing the Memory

1.Follow the procedures in Before Working Inside Your Computer.

2.Remove the cover.

3.Press down on the memory retaining tabs on each side of the memory modules, and lift the memory modules out of the connectors on the system board.

Installing the Memory

1.Align the notch on the memory-card with the tab in the system-board connector.

2.Press down on the memory module until the release tabs spring back to secure them in place.

3.Install the cover.

4.Follow the procedures in After Working Inside Your Computer.

Removing the Coin-Cell Battery

1.Follow the procedures in Before Working Inside Your Computer.

2.Remove:

a.cover

b.expansion card(s)

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Dell 9020 owner manual Removing the Memory, Installing the Memory, Removing the Coin-Cell Battery
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9020 specifications

The Dell OptiPlex 9020 is a highly regarded desktop solution favored by businesses and professionals for its reliability and performance. This model is part of Dell's renowned OptiPlex series, which is designed to meet the demands of corporate environments. One of its standout features is its versatile design, available in various form factors including Mini Tower, Small Form Factor, and All-in-One configurations, allowing organizations to choose the best fit for their workspace.

At the heart of the Dell 9020 lies the powerful Intel processor options, ranging from the Intel Core i3 to the more robust i7, ensuring smooth multitasking and efficient handling of demanding applications. The system supports up to 16GB of DDR3 RAM, which can be expanded, enabling users to increase memory capacity as their needs evolve. This ensures that the 9020 can keep pace with the growing demands of modern software.

The storage options for the Dell 9020 are flexible, accommodating traditional hard drives, as well as faster solid-state drives (SSDs). This capability allows for quick boot times, faster file access, and overall improved system performance. Additionally, the desktop features various connectivity options, including multiple USB ports, DisplayPort, and VGA outputs, making it easy to connect a range of peripherals and external monitors.

Security is a priority for Dell, and the OptiPlex 9020 incorporates advanced security features. These include a Trusted Platform Module (TPM) for secure data encryption, optional biometric fingerprint readers, and a chassis lock for physical security. These features are vital for businesses looking to protect sensitive information.

Another noteworthy characteristic of the Dell OptiPlex 9020 is its energy efficiency. The desktop complies with Energy Star certification, which not only reduces power consumption but also supports businesses in achieving sustainability goals. Furthermore, the system’s quiet operation and effective thermal management contribute to a conducive work environment.

In summary, the Dell OptiPlex 9020 stands out as an adaptable and powerful desktop solution. Its robust Intel processing power, expandable memory, versatile storage solutions, advanced security features, and energy-efficient design make it a fantastic choice for professionals and organizations alike, ensuring they remain productive and secure in a dynamic work landscape.
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