What to do next:

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

•To complete the replacement, go to “Completing the parts replacement” on page 73.

Replacing the internal speakers

Attention:

Do not open your computer or attempt any repair before reading and understanding “Important safety information” on page v.

This section provides instructions on how to replace the internal speakers.

To replace the internal speakers, do the following:

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.Place a soft, clean towel or cloth on the desk or surface. Hold the sides of your computer and gently lay it down so that the screen is against the surface and the cover is facing up.

3.Remove the computer cover. See “Removing the computer cover” on page 41.

4.Locate the internal speakers. See “Locating components” on page 13.

5.Note the location of the internal speaker cable connection. Note the routing of the internal speaker cables. Disconnect the internal speaker cables from the system board.

6.Remove the two screws that secure each internal speaker to the front bezel, and then remove the internal speakers from the computer.

Figure 33. Removing the internal speakers

7.Route the new internal speaker cables and then position the new internal speakers on the front bezel so that the two screw holes in each internal speaker align with those in the front bezel.

8.Reinstall the two screws to secure each of the internal speakers to the front bezel.

9.Reconnect the internal speaker cables to the system board. See “Locating parts on the system board” on page 16.

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 73.

56ThinkCentre User Guide

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Lenovo 3294, 3281, 3280, 3297, 3305, 3296, 3298, 3292, 3291, 3293 Replacing the internal speakers, Removing the internal speakers
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3324, 3342, 3314F2U, 3293, 3280 specifications

The Lenovo 3294, 3314, 3311, 3297, and 3298 series are designed to cater to various user preferences, providing innovative technology and diverse features suitable for different environments, whether for personal use, education, or business.

The Lenovo 3294 model stands out with its compact design, making it perfect for users seeking a portable solution. It typically comes equipped with a robust processor, ensuring efficient performance for everyday tasks like browsing, document editing, and multimedia consumption. A notable feature in this model is its energy-efficient display, providing vibrant visuals and extending battery life, making it an ideal companion for on-the-go professionals.

The Lenovo 3314 introduces enhanced connectivity options, including multiple USB ports and HDMI output, allowing seamless connection to external devices such as projectors and additional monitors. This model emphasizes user ergonomics, often featuring a backlit keyboard and precision touchpad, which enhance the typing experience and improve productivity, especially in low-light conditions.

Meanwhile, the Lenovo 3311 focuses on multimedia capabilities with improved audio systems, providing an immersive experience whether for gaming, watching movies, or listening to music. It also showcases advanced thermal management technology, ensuring that the system remains cool during heavy usage, thus enhancing performance and longevity.

The Lenovo 3297 and 3298 are geared towards enterprise users, featuring enhanced security options such as fingerprint readers and Trusted Platform Module (TPM) for data protection. These models often include robust processors suitable for heavier computational tasks, making them perfect for business applications. Additionally, larger storage options ensure that users have ample space for their files, whether for applications or multimedia content.

All models share certain characteristics, such as reliable build quality and Lenovo's commitment to customer satisfaction. They often come pre-loaded with Lenovo Vantage, a user-friendly application that helps manage system settings, updates, and warranty information effortlessly.

In conclusion, the Lenovo 3294, 3314, 3311, 3297, and 3298 series have been tailored to meet specific user needs, whether it be for performance, portability, or multimedia capabilities. With their innovative features and technologies, these models represent Lenovo's dedication to providing high-quality devices for a diverse range of applications. Whether for casual use, education, or business, there is a suitable option within this versatile lineup.
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