Power-on password

You can set a power-on password to help protect your computer against unauthorized access.

If you set a power-on password, the password prompt is displayed on the screen whenever you turn on the computer. You must enter the correct password to start using the computer.

Setting, changing, or removing a power-on password

Before you start, print these instructions.

To set, change, or remove a power-on password, do the following:

1.Turn off your computer. Wait for about five seconds, and then turn on the computer again.

2.When the logo screen is displayed, press F1 to start the ThinkPad Setup program.

3.Select Security ➙ Password ➙ Power-on Password by using the directional keys.

4.Depending on your need, do one of the following:

•To set a password, do the following:

a.In the Enter New Password field, type a desired password and press Enter.

b.In the Confirm New Password field, retype the password and press Enter.

•To change a password, do the following:

a.In the Enter Current Password field, type the current power-on password and press Enter.

b.In the Enter New Password field, type the new power-on password and press Enter; then retype the password in the Confirm New Password field and Press Enter.

•To remove a password, do the following:

a.In the Enter Current Password field, type the current power-on password and press Enter.

b.Leave the Enter New Password and Confirm New Password fields blank. Press Enter twice.

5.A Setup Notice window is displayed. Press Enter to continue.

6.Press Fn+F10. A Setup Confirmation window is displayed. Select Yes to save the configuration changes and exit.

Note: You might want to record your password and store it in a safe place. Otherwise, if you forget the password, you have to take your computer to a Lenovo reseller or a marketing representative to have the password canceled.

Supervisor password

The supervisor password protects the system information stored in the ThinkPad Setup program. If you have set a supervisor password, no one can change the configuration of the computer without the password. It provides the following security features:

•If only a supervisor password is set, a password prompt is displayed when you try to start the ThinkPad Setup program. Unauthorized users cannot access the ThinkPad Setup program without the password.

•The system administrator can use the supervisor password to access a computer even if the user of that computer has set a power-on password. The supervisor password overrides the power-on password.

•If both a supervisor password and a power-on password are set, you can do the following only if you have the supervisor password:

–Changing or deleting the power-on password

–Changing or deleting the supervisor password

–Changing date and time

48User Guide

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Lenovo S540 manual Power-on password, Supervisor password, Setting, changing, or removing a power-on password
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S540 specifications

The Lenovo S540 is a sophisticated laptop designed for both performance and portability, making it an excellent choice for professionals and students alike. This device showcases a blend of modern aesthetics and powerful functionality, representing a notable entry in Lenovo's versatile lineup.

At the heart of the Lenovo S540 lies an Intel Core processor, available in multiple configurations, enabling users to select the level of performance that best suits their needs. These processors deliver exceptional speed and responsiveness, allowing users to seamlessly handle demanding tasks such as video editing, graphic design, or multitasking across various applications.

One of the standout features of the S540 is its stunning display. The laptop offers a Full HD display with vibrant colors and sharp details, whether you are watching movies, editing photos, or simply browsing the web. The narrow bezels around the screen enhance the viewing experience, making it an immersive option for both work and entertainment.

In terms of design, the Lenovo S540 boasts a sleek and lightweight chassis, making it ideal for on-the-go usage. Weighing in at just over 3.5 pounds, it easily fits into backpacks or briefcases, perfect for commuters or students moving between classes. The premium build quality ensures that it not only looks good but can also withstand daily wear and tear.

Battery life is another highlight, with the S540 offering impressive longevity that can last up to 12 hours on a single charge. This capability is crucial for users who may not have immediate access to a power source while out and about. Furthermore, it features rapid charge technology allowing users to recharge the battery quickly when needed.

Connectivity options on the S540 are generous, including USB-C, USB 3.1, HDMI, and a headphone/microphone combo jack. These ports facilitate easy connection to a variety of devices and peripherals, enhancing the overall usability of the laptop.

The Lenovo S540 also makes considerable use of modern technologies such as Intelligent Cooling, which adjusts performance and efficiency based on usage patterns, and TrueBlock Privacy Shutter, providing users with physical protection for the webcam when not in use.

With its balance of style, performance, and innovative features, the Lenovo S540 stands out as a formidable option in the competitive landscape of ultrabooks, making it a prime choice for anyone in need of a reliable and capable laptop.
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