Note: A password can be any combination of up to 64 alphabetic and numeric characters. For more information, see “Password considerations” on page 38.

Erasing lost or forgotten passwords (clearing CMOS)

This section provides instructions on how to erase lost or forgotten passwords, such as a user password.

To erase a lost or forgotten password, 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.Remove the computer cover. See “Removing the computer cover” on page 64.

3.Locate the Clear CMOS /Recovery jumper on the system board. See “Locating parts on the system board” on page 58.

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

5.Reinstall the computer cover and connect the power cord. See “Completing the parts replacement” on page 104.

6.Turn on the computer and leave it on for approximately 10 seconds. Then, turn off the computer by holding the power switch for approximately five seconds.

7.Repeat step 1 through step 2.

8.Move the Clear CMOS /Recovery jumper back to the standard position (pin 1 and pin 2).

9.Reinstall the computer cover and connect the power cord. See “Completing the parts replacement” on page 104.

Enabling or disabling a device

This section provides information on how to enable or disable user access to the following devices:

USB Configuration

Use this option to enable or disable a USB connector. When a USB connector is

 

disabled, the device connected to the USB connector cannot be used.

SATA Configuration

Use this option to enable or disable a SATA connector or an external SATA connector.

To enable or disable a device, do the following:

1.Start the Setup Utility program. See “Starting the Setup Utility program” on page 37.

2.Depending on the device you want to enable or disable, do one of the following:

From the Setup Utility program main menu, select Devices South Bridge USB Configuration to enable or disable a USB device.

From the Setup Utility program main menu, select Advanced SATA Configuration to enable or disable an internal or external SATA device.

3.Select the desired settings and press Enter.

4.Press F10 to save changes and exit the Setup Utility program. See “Exiting the Setup Utility program” on page 41.

Selecting a startup device

If your computer does not start up from a device such as the disc or hard disk drive as expected, do one of the following to select the startup device you want.

Chapter 6. Using the Setup Utility program 39

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Lenovo 4223 Erasing lost or forgotten passwords clearing Cmos, Enabling or disabling a device, Selecting a startup device

4229, 4223, 4228 specifications

Lenovo has long been recognized for its commitment to producing high-quality computing solutions, and the ThinkPad line is no exception. Among its various models, the Lenovo ThinkPad series 4228, 4223, and 4229 stand out for their robust features and reliable performance, making them ideal choices for business and professional use.

The Lenovo ThinkPad 4228 series is engineered with a focus on durability and performance. One of its key features is the powerful Intel Core processor range, which ensures that users can manage demanding applications and multitask efficiently. Alongside this, the device typically comes equipped with ample RAM, providing speed and responsiveness that enhances productivity.

Moving to the ThinkPad 4223, it streamlines user experience with advanced connectivity options. The inclusion of multiple USB ports, HDMI, and Ethernet capabilities allows for seamless integration with various devices and networks. The 4223 model often houses a backlit keyboard, enabling users to work effortlessly in low-light environments. This model puts a strong emphasis on portability, making it a reliable companion for professionals on the move.

The ThinkPad 4229 takes connectivity a step further by offering options like Wi-Fi 6 and Bluetooth, ensuring fast and stable connections whether in the office or on the go. This model is often equipped with a higher resolution display, contributing to a better viewing experience for video conferencing and presentations. Its extended battery life is a notable feature, allowing users to remain productive without the constant need for recharging.

All three models in the 422x series boast Lenovo’s robust security features, including fingerprint readers and TPM (Trusted Platform Module), which safeguard sensitive data against unauthorized access. Furthermore, the reputation of Lenovo ThinkPads for their exceptional keyboard layout ensures that users can type comfortably over extended periods, reducing strain and increasing efficiency.

In summary, the Lenovo ThinkPad 4228, 4223, and 4229 models represent a blend of power, durability, and user-friendly design. With their focus on connectivity, performance, and security, these laptops cater perfectly to the needs of professionals and businesses, confirming Lenovo's status as a leading manufacturer in the world of computing technology. Whether you need a rugged workhorse for heavy tasks or a portable device for meetings, the ThinkPad series provides versatile solutions to meet any requirement.