1.Remove all media from the drives and turn off all attached devices and the computer. Then, disconnect all power cords from electrical outlets and disconnect all cables that are connected to the computer.

2.Remove the computer cover. See “Removing the computer cover” on page 85.

3.Locate the battery. See “Locating parts on the system board” on page 73.

4.Remove any parts that might prevent your access to the battery. Depending on your computer model, you might need to remove the PCI Express x16 graphics card for easier access to the battery. See “Installing or replacing a PCI card” on page 104.

5.Remove the old battery.

Figure 37. Removing the old battery

6. Install a new battery.

Figure 38. Installing a new battery

7.Reinstall the computer cover and connect the cables. See “Completing the parts replacement” on page 122.

Note: When the computer is turned on for the first time after replacing the battery, an error message might be displayed. This is normal after replacing the battery.

8.Turn on the computer and all attached devices.

9.Use the Setup Utility program to set the date, time, and any passwords. See Chapter 6 “Using the Setup Utility program” on page 55.

What to do next:

•To work with another piece of hardware, go to the appropriate section.

•To complete the installation or replacement, go to “Completing the parts replacement” on page 122.

Installing or replacing a memory module

Attention:

Do not open your computer or attempt any repair before reading and understanding the “Important safety information” in the Safety, Warranty, and Setup Guide that came with your computer. To obtain a copy of the Safety, Warranty, and Setup Guide, go to:

http://www.lenovo.com/support

This section provides instructions on how to install or replace a memory module.

108ThinkCentre E93 Hardware Maintenance Manual

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Lenovo E93 manual Installing or replacing a memory module, Removing the old battery
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E93 specifications

The Lenovo E93 is a powerful and versatile desktop computer that caters to the needs of both business and personal users. This compact system is designed to deliver high performance while occupying minimal desk space, making it an ideal choice for modern work environments where efficiency and productivity are paramount.

One of the standout features of the Lenovo E93 is its performance. Powered by the latest Intel Core processors, it provides ample processing power for multitasking and demanding applications. Users can choose from different configurations that include varying RAM options, generally starting from 8GB and can be expanded up to 32GB, facilitating smooth operation even when running multiple applications simultaneously.

In terms of storage, the E93 offers a range of SSD and HDD options. With SSD drives, users experience faster boot times, reduced load times for applications, and overall increased responsiveness. The device also supports hybrid storage configurations, allowing for an ideal balance between speed and capacity.

The E93 incorporates advanced connectivity options, which are crucial for any modern desktop. It features multiple USB 3.2 ports, HDMI, and DisplayPort outputs, ensuring compatibility with a wide range of peripherals and external displays. Users can easily connect to high-speed networks, with support for both wired Ethernet and wireless connectivity options.

Security is a key focus of the Lenovo E93. It includes features such as a Trusted Platform Module (TPM) for secure encryption, and various biometric options like a fingerprint scanner, which ensures that sensitive data remains protected from unauthorized access. In addition, it has been designed to meet various compliance standards, making it suitable for enterprise environments.

The design of the E93 is both functional and aesthetically pleasing. It sports a compact chassis that can be easily integrated into different workspace setups. The convenience of tool-less access to components also enhances serviceability, allowing for easy upgrades and repairs.

For users who place importance on energy efficiency, the Lenovo E93 is ENERGY STAR certified. This makes it an environmentally friendly choice, reducing energy costs while lessening its overall carbon footprint.

Overall, the Lenovo E93 stands out as a robust desktop solution tailored to meet the diverse needs of users in both professional and personal contexts. With its impressive performance, comprehensive security features, and potential for future upgrades, it is well-equipped to handle today's demanding computing tasks while being mindful of efficiency and design.
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