5.When prompted to change the machine type and model, it is suggested that you do not make this change by pressing N. However, if you do want to change the machine type and model, press Y, then type in the machine type and model and press Enter.

6.Follow the instructions on the screen to complete the update. After the update is completed, remove the disc from the optical drive.

Updating (flashing) the BIOS from your operating system

Note: Because Lenovo makes constant improvements to its Web sites, the Web page contents are subject to change without notice, including the contents referenced in the following procedure.

To update (flash) the BIOS from your operating system, do the following:

1.Go to http://www.lenovo.com/support.

2.Do the following to locate the downloadable files for your machine type:

a.In the Enter a product number field, type your machine type and click Go.

b.Click Downloads and drivers.

c.Select BIOS from the Refine results drop-down list box to easily locate all the BIOS related links.

d.Click the BIOS update link.

3.Click the TXT file that contains the instructions for updating (flashing) the BIOS from your operating system.

4.Print these instructions. This is very important because these instructions will not be displayed on the screen after the download begins.

5.Follow the printed instructions to download, extract, and install the update.

Recovering from a POST and BIOS update failure

If the power to your computer is interrupted while the POST and BIOS is being updated, your computer might not restart correctly. If this happens, perform the following procedure to recover from the POST and BIOS update failure. This procedure is commonly called Boot-block Recovery.

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 14.

3.Locate the Clear CMOS /Recovery jumper on the system board. See “Locating parts on the system board” on page 9.

4.Remove any parts and disconnect any cables that might prevent your access to the Clear CMOS /Recovery jumper.

5.Move the jumper from the standard position (pin 1 and pin 2) to the maintenance position (pin 2 and pin 3).

6.Reinstall any parts and reconnect any cables that have been removed or disconnected.

7.Reinstall the computer cover and reconnect the power cords for the computer and monitor. See “Completing the parts replacement” on page 40.

8.Turn on the computer and then insert the POST and BIOS update (flash update) disc into the optical drive. The recovery session begins. The recovery session will take two to three minutes. During this time, you will hear a series of beeps.

9.After the recovery session is completed, there will be no video, the series of beeps will end, and the system will automatically turn off.

10.Repeat step 1 through step 4.

11.Move the jumper back to the standard position (pin 1 and pin 2).

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Lenovo 5042, 4163 Updating flashing the Bios from your operating system, Recovering from a Post and Bios update failure
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5042, 4163, 5046 specifications

The Lenovo 5046, 4163, and 5042 are part of Lenovo's diverse range of innovative computing solutions, designed to cater to different needs in both personal and professional use. Each model incorporates advanced features and technologies that enhance performance, usability, and efficiency.

The Lenovo 5046 is characterized by its robust processing capabilities, equipped with powerful Intel or AMD processors that handle multitasking with ease. The model supports a range of graphics options, allowing users to enjoy seamless visuals, whether for gaming or graphic design. One of its standout features is its expansive storage options, including solid-state drives (SSDs) that provide faster load times and greater reliability compared to traditional hard disk drives (HDDs). The 5046 also boasts excellent connectivity, featuring multiple USB ports, HDMI output, and Ethernet connectivity, ensuring users can stay connected across various devices.

The 4163 model, on the other hand, focuses on versatility and portability. It is designed with a lightweight chassis that makes it easy to carry, perfect for students or professionals on the go. The 4163 is outfitted with robust battery life, enabling users to work or play for extended periods without needing to recharge frequently. It also features a high-definition display that enhances the viewing experience, making it ideal for video streaming and content consumption. Furthermore, it often includes Lenovo's proprietary technologies such as RapidCharge, which allows the battery to recharge quickly, minimizing downtime.

The Lenovo 5042 caters to a niche market with its emphasis on business functionalities. It often includes security features such as fingerprint readers and encryption options, making it a reliable choice for enterprises concerned about data protection. The model is usually optimized for productivity, with keyboard layouts tailored for comfort and efficiency during long working hours. Enhanced audio features also make conference calls and online meetings more engaging, while its durability ensures it can withstand the rigors of daily use.

In summary, Lenovo's 5046, 4163, and 5042 models each offer unique features tailored to specific user needs. With powerful processing, elegant design, and enhanced collaboration tools, Lenovo continues to lead in providing cutting-edge computing solutions that enhance productivity and user experience. Whether for gaming, portability, or business applications, these models stand out in Lenovo's versatile lineup.
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