•On computers that have a CD-ROM or CD-RW drive in addition to a DVD-ROM drive, make sure that the DVD disc is in the drive labeled “DVD”.

If these actions do not correct the problem, run the Lenovo Solution Center program. If you need technical assistance, see Chapter 11 “Getting information, help, and service” on page 113.

Intermittent problems

Symptom: A problem occurs only occasionally and is difficult to repeat.

Actions:

•Verify that all cables and cords are securely connected to the computer and attached devices.

•Verify that when the computer is on, the fan grill is not blocked (there is air flow around the grill), and the fans are working. If airflow is blocked or the fans are not working, the computer might overheat.

•If SCSI devices are installed, verify that the last external device in each SCSI chain is terminated correctly. (See your SCSI documentation.)

If these actions do not correct the problem, run the Lenovo Solution Center program. If you need technical assistance, see Chapter 11 “Getting information, help, and service” on page 113.

Keyboard, mouse, or pointing device problems

Select your symptom from the following list:

•“All or some keys on the keyboard do not work” on page 101

•“The mouse or pointing device does not work” on page 102

•“The pointer on the screen does not move smoothly with the mouse” on page 102

•“The fingerprint reader does not work” on page 102

•“The wireless keyboard does not work” on page 102

All or some keys on the keyboard do not work

Symptom: All or some keys on the keyboard do not work.

Actions:

•Verify that the keyboard cable is securely connected to the correct connector on the computer.

•If you are using an Enhanced Performance USB keyboard and one or more of the Rapid Access buttons are the only keys that are not working, these buttons might have been disabled or have not been assigned to a function. Use the help system in the Enhanced Performance Customization Keyboard program to help diagnose problems with the Rapid Access buttons.

To open the Enhanced Performance Customization Keyboard program, do one of the following:

–On the Windows 7 operating system, do the following:

1.Click Start ➙ Control Panel.

2.Click Hardware and Sound.

3.Click Devices and Printers.

4.Double-click USB Enhanced Performance Keyboard. The USB Enhanced Performance Keyboard Customization program starts.

–On the Windows 8 or Windows 8.1 operating system, do the following:

Chapter 10. Troubleshooting and diagnostics 101

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Lenovo 10AC0011US, 10AD0006US, 10AF0005US manual Intermittent problems, Keyboard, mouse, or pointing device problems
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10AD0006US, 10AC0011US, 10AF0005US specifications

Lenovo has consistently been a leader in the technology sector, and its latest offerings, including the Lenovo 10AF0005US, 10AC0011US, and 10AD0006US models, showcase the brand's commitment to innovation and user-centric design. Each of these products presents unique characteristics targeted toward specific needs, from education and business environments to casual users.

The Lenovo 10AF0005US is designed primarily for educational purposes, making it a fantastic option for students and teachers alike. It features a robust build to withstand the rigors of daily use and transport. Its 11.6-inch display offers a comfortable viewing experience with 1366 x 768 resolution, perfect for reading e-books or watching educational videos. This model is powered by an AMD processor and includes 4GB of RAM, providing sufficient power for multitasking and running educational applications. With a 64GB eMMC storage, it ensures quick access to files while maintaining all-day battery life, allowing users to engage with content from morning until evening without frequent recharges.

The Lenovo 10AC0011US focuses on versatility, tailored for both work and play. This Chromebook features a 14-inch full HD display, providing crisp and vibrant visuals. The Intel Celeron processor ensures smooth performance for web browsing and productivity tasks, while the 4GB of RAM supports multitasking for various applications. Its impressive 64GB of storage allows users to keep essential files readily accessible. One of the standout features is its 360-degree hinge, enabling users to switch seamlessly between laptop and tablet modes, enhancing productivity and creativity. With fast connectivity options, including USB-C and HDMI ports, this model caters to modern connectivity needs.

Finally, the Lenovo 10AD0006US stands as a solid choice for business professionals. It features a sleek and professional design with a slightly larger 15.6-inch full HD display offering wider viewing angles and more screen real estate for productivity tasks. Powered by an Intel Core processor and equipped with up to 8GB RAM, this model is highly capable of handling demanding applications and multitasking. The generous 128GB SSD ensures quick boot times and ample space for files. Additionally, its advanced security features, including a fingerprint reader, provide an extra layer of protection for sensitive data, making it ideal for business settings.

In summary, the Lenovo 10AF0005US, 10AC0011US, and 10AD0006US, each offer unique strengths tailored to various user needs, ranging from education to business. Their powerful processors, versatile designs, and comprehensive security features position these devices as formidable competitors in their respective markets, ensuring users have the right tools to succeed in their endeavors.
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