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Lenovo 42421A0, NVS-4200M, 42825BU, 4242X04 manual Click Start Control Panel Click Hardware and Sound

Models: 4242X04 NVS-4200M 42421A0 42825BU

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Solution: Make sure the built-in audio device is configured correctly.

For Windows 7 and Windows Vista:

1.Click Start ➙ Control Panel.

2.Click Hardware and Sound.

3.Click Device Manager. If you are prompted for an administrator password or confirmation, type the password or provide confirmation.

4.Double-click Sound, video and game controllers (in Windows Vista, click the + mark for Sound, video and game controllers).

5.Make sure the following device is enabled and configured correctly:

–Conexant CX20672 SmartAudio HD For Windows XP:

1.Click Start ➙ Control Panel.

2.Click Performance and Maintenance

3.Click System.

4.Click the Hardware tab, and then click the Device Manager button.

5.Click the + mark for Sound, video and game controllers.

6.Make sure the following device is enabled and configured correctly:

–Conexant CX20672 SmartAudio HD

•Problem: Recordings made by using the Microphone input are not loud enough.

Solution: Make sure that Microphone Boost is turned on and set as follows: For Windows 7 and Windows Vista:

1.Click Start ➙ Control Panel.

2.Click Hardware and Sound.

3.Click Sound.

4.Click the Recording tab in the Sound window.

5.Select Microphone, and click the Properties button.

6.Click the Levels tab, and move the Microphone Boost slider upwards.

7.Click OK.

For Windows XP:

1.Double-click the volume icon in the task bar. The Volume Control window opens.

2.Click Options.

3.Click Properties.

4.Select Conexant HD Audio input in the Mixer device list.

5.Click OK.

6.Click Options, and then click Advanced Controls.

7.Find the Microphone volume control, and then click Advanced.

8.Select the Microphone boost check box.

9.Click Close.

Note: For details about controlling volume, refer to your Windows online help.

• Problem: A volume or balance slider cannot be moved.

Chapter 10. Troubleshooting computer problems 249

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Lenovo 42421A0 Click Start Control Panel Click Hardware and Sound, Click the + mark for Sound, video and game controllers
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4242X04, NVS-4200M, 42421A0, 42825BU specifications

Lenovo offers a diverse range of products tailored to meet the needs of professionals and consumers alike. Among them, models such as the Lenovo 42825BU, 42421A0, and 4242X04 stand out with impressive specifications that cater to various use cases.

The Lenovo 42825BU is an excellent choice for those seeking a dependable laptop for general productivity tasks. Powered by the latest generation Intel Core processor, it ensures smooth performance whether you're working on spreadsheets, attending virtual meetings, or browsing the web. One of its standout features is the high-resolution display that delivers vivid colors and sharp images, making it perfect for graphic design work or watching videos. Furthermore, the device includes ample RAM, allowing for multitasking without lag and enhancing overall efficiency.

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