Lenovo 10057/7712 manual Troubleshooting Audio Problems, Troubleshooting Software Problems

Page 50

or other computers that may be generating magnetic interference.

2.Move any interfering devices away from the computer.

3.If the problem persists, consult with Lenovo Service.

5.2 Troubleshooting Audio Problems

Problem: No sound from integrated speakers.

Troubleshooting and problem resolution:

•Adjust the windows volume control — Double-click the speaker icon in the lower-right corner of your screen. Ensure that the volume is turned up and that the sound is not muted. Adjust the volume, bass, or treble controls to eliminate distortion.

•Reinstall the audio driver.

•Disconnect headphones from the headphone connector — Sound from the speakers is automatically disabled when headphones are connected to the computer’s side-panel headphone connector.

Problem: No sound from headphones.

Troubleshooting and problem resolution:

•Check the headphone cable connection — Ensure that the headphone cable is securely inserted into the headphone connector.

•Adjust the windows volume control — Click or double-click the speaker icon in the lower-right corner of your screen. Ensure that the volume is turned up and that the sound is not muted.

5.3 Troubleshooting Software Problems

Problem: You are unable exit a running program normally.

Troubleshooting and problem resolution:

1.Open the Task Manager window by pressing Ctrl, Alt and Delete at the same time.

2.Select the Application tab, select the problem program, and then click the End Task button.

User Guide 45

Page 49 Page 51
Image 50
Page 49 Page 51
Contents Lenovo Important Safety Information Page Contents Troubleshooting and Confirming Setup Chapter Using the Computer Hardware This chapter contains the following topicsFront view Left and right view of the computer Rear view of the computer 15 min 35 max Computer standConnecting your computer If you have powered speakers with an adapter If you have powered speakers without an adapter Important information about using the computer Hold the computer tightly when you carry it Keyboard Using the Infra-red IR Remote Control Only some models are equipped with IR remote controlClear Enter Buttons on the remote control Description Power On Clear User Guide User Guide Clear Using the Bluetooth remote control Only some models are equipped with Bluetooth remote controlBluetooth configuration Install the batteries as indicated belowPress Play and digit 1 at the same time for about 10 seconds Bluetooth audio configuration To start the gamesAir mouse User Guide Important information on how to use the remote control Suggested range Meters 3 -10 feet User Guide User Guide User Guide User Guide Chapter Using the Rescue System OneKey Recovery Driver and Application InstallationMethod 2 Manual Installation System SetupMethod 1 Automatic Installation Network SettingsCreate Recovery Disc System BackupSystem Recovery Password ManagementChapter Using the Computer Software Before using this software, do the following Lenovo Dynamic Brightness systemLenovo Eye Distance System To use this software, do the followingUser Guide System Maintenance and Chapter Recovery Restoring the System Backup and RestoreCleaning Up the Disk Defragmenting the Disks Checking For, and Correcting Disk ErrorsPerforming Daily Maintenance Tasks User Guide Troubleshooting and Confirming Solving Problems Troubleshooting Display ProblemsTroubleshooting Audio Problems Troubleshooting Software ProblemsTroubleshooting Problems with Optical Drives and Hard Disks Special considerations for troubleshooting Windows Wireless keyboard and mouse instructions MethodUser Guide User 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.
Top Page Image Contents