User Guide | Lenovo 4290WFZPC10D518, X220I TABLET, X220 TABLET

Solution: The system CMOS might have been corrupted by an application program. The computer uses the default settings. Run the ThinkPad Setup to reconfigure the settings. If you still see the same error code, have the computer serviced.

•Message: 0253: EFI Variable Block Data was destroyed.

Solution: The system EFI Variable Block Data might have been corrupted.

1.Press F1 to go to the ThinkPad Setup.

2.Press F9 and then press Enter to load the default setting.

3.Press F10 and then press Enter to restart the system.

If you still have a problem, have the computer serviced.

•Message: 0271: Check date and time settings

Solution: Neither the date nor the time is set in the computer. Set the date and time, using the ThinkPad Setup.

•Message: 1802: Unauthorized network card is plugged in - Power off and remove the network card.

Solution: The mini PCI Express network card is not supported on this computer. Remove it.

•Message: 1820: More than one external fingerprint readers are attached.

Solution: Power off and remove all but the reader that you set up within your main operating system.

•Message: 2000: ThinkVantage Active Protection sensor diagnostics failed.

Solution: ThinkVantage Active Protection sensor is not working correctly. Have the computer serviced.

•Message: 2100: Detection error on HDD0 (Main HDD)

Solution: The hard disk is not working. Have the hard disk serviced.

•Message: 2101: Detection error on HDD1 (Ultrabay HDD)

Solution: The hard disk is not working. Have the hard disk serviced.

•Message: 2102: Detection error on HDD2 (Mini SATA)

Solution: The Mini SATA device is not working. Have the Mini SATA device serviced.

•Message: 2110: Read error on HDD0 (Main HDD)

Solution: The hard disk is not working. Have the hard disk serviced.

•Message: 2111: Read error on HDD1 (Ultrabay HDD)

Solution: The hard disk is not working. Have the hard disk serviced.

•Message: 2112: Read error on HDD2 (Mini SATA)

Solution: The Mini SATA device is not working. Have the Mini SATA device serviced.

•Message: 2200: Machine Type and Serial Number are invalid.

Solution: Machine Type and Serial Number are invalid. Have the computer serviced.

•Message: 2201: Machine UUID is invalid.

Solution: Machine UUID is invalid. Have the computer serviced.

•Message: The power-on password prompt

210User Guide

4291BR6PC10B616, 42875TU, 428742U, 4294CTO, X220-4287 specifications

Lenovo's X220i, X220i Tablet, and their respective models such as 42872W5, 42912XU, and 429133U are part of the ThinkPad series, renowned for their reliability, performance, and innovative features tailored for both business and personal use. The X220i and X220i Tablet stand out in the ultrabook category, offering a perfect balance between portability and functionality, making them ideal for professionals on the go.

The X220i features a 12.5-inch display, which delivers vibrant visuals and clear text, ensuring users can work efficiently in various lighting conditions. The display options may include HD resolutions with anti-glare technology, minimizing reflections and enhancing visibility. The X220i Tablet takes portability a step further by incorporating touchscreen capabilities, allowing for a more interactive experience, which is particularly useful for presentations and drawing applications.

Under the hood, both models are powered by Intel Core processors, providing solid performance for multitasking and demanding applications. The X220i comes with options for up to 8GB of RAM, ensuring smooth operation even when handling multiple applications simultaneously. Storage options typically include fast SSDs, which not only enhance boot times but also improve file access speeds, contributing to overall responsiveness.

A key feature of the ThinkPad series is its exceptional build quality. The X220i and X220i Tablet are constructed with durable materials, including magnesium alloy and reinforced hinges, designed to withstand the rigors of daily use. Additionally, they are tested against military specifications, ensuring reliability in challenging conditions.

Connectivity options are extensive, featuring USB 3.0 ports, a VGA port, and HDMI, allowing users to connect to various peripherals and external displays. Advanced wireless connectivity options such as Wi-Fi and Bluetooth enable seamless communication and file sharing.

Battery life is another area where the X220i series excels. The laptops are designed to last an extended period on a single charge, often exceeding 8 hours, making them suitable for long workdays without the need for a power outlet.

In conclusion, the Lenovo X220i, X220i Tablet, and their variants like 42872W5, 42912XU, and 429133U are exemplary devices that blend portability, performance, and durability. Ideal for professionals and students alike, these devices cater to a range of computing needs while maintaining a compact and lightweight profile.

Lenovo 4290WFZPC10D518, X220I TABLET, X220 TABLET, X220-4287, 42872W5, 42875TU, 42912XU User Guide

Models: 4291BR6PC10B616 42875TU 428742U 4294CTO X220-4287 X220 TABLET 4290WFZPC10D518 X220 429133U 42912XU 42872W5 X220I TABLET X220I

210User Guide

4291BR6PC10B616, 42875TU, 428742U, 4294CTO, X220-4287 specifications