Solving Problems

Follow these tips when you troubleshoot your computer:

•If you added or removed a part before the problem started, review the installation procedures and ensure that the part is correctly installed.

•If a peripheral device does not work, ensure that the device is properly connected.

•If an error message appears on the screen, write down the exact message. This message may help support personnel diagnose and fix the problem(s).

•If an error message occurs in a program, see the program’s documentation.

Note: The procedures in this document were written for the Windows default view, so they may not apply if you set your Lenovo® computer to the Windows Classic view.

5.1 Troubleshooting Display Problems

Problem: Blank screen or no image is displayed on the monitor.

Troubleshooting and problem resolution:

Check that the LCD screen has been turned on; If not, press the LCD On/Off button to turn on the LCD.

If still cannot solve the problem, contact to Lenovo Customer Service.

Problem: You need to change display property settings.

Setting display background and icon properties:

1.Right-click the desktop anywhere except over an icon, then select Personalize from the pop-up menu.

2.From here, select the appropriate options to:

•Change the desktop background

•Select a screen saver

•Select colors and appearance options for icons and characters

•Set resolution and colors by using Display Settings options.

Problem: Ripple on screen

Troubleshooting and problem resolution:

1.Check for devices located less than one meter from the computer such as refrigerators, electric fans, electric dryers, UPSs, regulators, fluorescent lamps

44User Guide

10057/7712 specifications

The Lenovo 10057/7712 is a notable addition to the Lenovo lineup, designed to cater to both everyday users and professionals seeking a dependable computing solution. This model offers a balance of performance, efficiency, and advanced features, making it suitable for various applications such as office tasks, multimedia consumption, and light gaming.

At the heart of the Lenovo 10057/7712 is its powerful processing capability. It is equipped with an Intel Core processor that ensures smooth multitasking and responsive performance. This empowers users to run demanding applications without experiencing lag or slowdowns. The inclusion of integrated Intel graphics further enhances the system's ability to handle graphics-intensive tasks, making it a good option for casual gaming and video playback.

One of the standout features of the Lenovo 10057/7712 is its expansive display. The laptop boasts a high-resolution screen, delivering vibrant colors and sharp details, which significantly enhances the visual experience. Whether working on spreadsheets, enjoying movies, or editing photos, users will appreciate the clarity and richness of the display.

In terms of design, the Lenovo 10057/7712 prioritizes portability and comfort. It features a slim and lightweight chassis, making it easy to carry around for on-the-go professionals or students. The ergonomic keyboard is designed for comfortable typing, allowing users to work for extended periods without discomfort.

Connectivity options are also a highlight of this model. The Lenovo 10057/7712 comes equipped with multiple USB ports, an HDMI output, and a headphone jack, providing users with flexibility in connecting peripherals and external displays. Additionally, the laptop supports Wi-Fi and Bluetooth connectivity, ensuring users can easily connect to the internet and other devices.

The battery life of the Lenovo 10057/7712 is another noteworthy aspect. With efficient power management, users can expect prolonged usage on a single charge, making this device suitable for users who are frequently on the move.

The Lenovo 10057/7712 is designed to deliver reliable performance, modern technologies, and user-friendly features, catering to the needs of a diverse range of users. Whether for work or play, this laptop stands out as a solid choice in its category.