Lenovo 3293, 3281, 3280, 3297, 3305, 3296 Replacing the ambient light sensor, Removing the WI-FI card

Models: 3293 3280 3292 3309 3291 3281 3296 3305 3312 3313 3298 3297 3311 3314 3294

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Figure 36. Removing the WI-FI card

8.Insert the notched end of the new WI-FI card into the mini PCI Express x1 card slot. Press the new WI-FI card firmly and then pivot the WI-FI card to align the screw hole in the new WI-FI card with the one in the system board.

9.Install the screw to secure the new WI-FI card to the system board.

10.Connect the two cables to the new WI-FI card.

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 68.

Replacing the ambient light sensor

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

This section provides instructions on how to replace the ambient light sensor.

Note: The ambient light sensor is available only in some models.

To replace the ambient light sensor, 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 36.

4.Locate the ambient light sensor. See “Locating components” on page 12.

Note: You might have to remove the handle bar to access the ambient light sensor. To remove the handle bar, see “Removing and reinstalling the handle bar” on page 38.

5.Carefully remove the two screws sensor out of the computer.

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that secure the ambient light sensor and then lift the ambient light

Chapter 5. Installing or replacing hardware 57

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Lenovo 3293, 3281, 3280, 3297, 3305, 3296, 3298, 3292, 3291, 3294, 3311 Replacing the ambient light sensor, Removing the WI-FI card

3293, 3280, 3292, 3309, 3291 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.