Obviously the sound card driver has been installed correctly, but there is an exclamation mark Wha

First of all, open the Start Control Panel SoundVoice & Audio Devices and see if the items in "Audio" and "Voice" are grayed out, if they are, there is a problem with the sound card driver, even if there is a small speaker display in the lower right corner of your desktop. You can do it in any of the following ways, I believe you can solve the problem by yourself, I wrote it to you, and I want to use my answer: Method (1) This method is the simplest and easiest.

Go directly to**"Driver Wizard" software,After installing it,Double-click to open,Select automatic installation (it will automatically search the Internet for the driver suitable for your computer and automatically** and automatically install it) and then restart the computer,It's very, very convenient,It is recommended that people who don't know much about computers use this method。 Method (2) If you have a drive CD, you usually bring it back when you buy a computer (you can also reinstall the system CD), you can use the following method. Put the drive disc into the CD-ROM drive, right-click on "My Computer" - Properties--- Hardware --- Device Manager, the options under "Sound, ** and Game Controllers", and select "Update Driver" one by one Open the "Hardware Update Wizard" Select "Yes, Only This Time" --Next--- Install Software Automatically --Next.

The system will automatically search for and install the sound card driver in the disc, if the disc does not have the right sound card driver for your use, try another one until it is done, and then restart the computer. Method (3) If there is no drive disc or reinstalled system CD, you need to install the driver software. First of all, you need to get the sound card model of your computer, start running and type DXDIAG to open the DirectX diagnostic tool, click on the "Sound" field, and note the name of the device bar on the left.

Go to the driver's home (or) enter the name you just wrote,Search for the driver with this name and**Install it.,To restart the computer.。 If you have tried all 3 methods and it still doesn't work, I will answer first and then I will 314345040 happy to solve the problem for you, thank you. iio

It's possible that it was burned! If you don't have a warranty, take it back to the warranty!

1.Boot press f8 and do not move until the advanced option appears and then let go, select "the last 100 correct configuration" enter to repair; Degree.

2.Check whether the chassis cables are properly connected.

3.You can use the system's built-in system restore to restore to the time when there is no failure;

5.The one-size-fits-all approach: reinstall the system.

This document takes the win7 system as an example for demonstration, and the specific steps are as follows.

1. You must use a third-party driver installer to update the sound card, your own ** sound card driver conflicts with other startup programs in the system, and the driver installer will detect whether there is a conflict, this article takes a third-party driver software as an example to demonstrate.

2. Scan the required drivers, check the sound card drivers that need to be updated.

3. Click on the one-click installation and wait for the installation to be completed.

The best thing is to use the original motherboard driver to install it once and there will be no errors, the sound card will be identified by software such as the driver wizard many times, sometimes the installed driver is wrong, and it is considered correct in the system properties, that is, silent. If the sound card driver is installed incorrectly, there will be no sound at least or a blue screen at system startup. So pay special attention to installing the sound card driver.

See if there is a sound output on the sound card, 1. There is sound, which means that the driver is not fully installed, 2. There is no sound, which means that the driver is not installed.

Or reinstall, if it is a hardware problem, repair it, if there is a problem, please ask (see the following method first).

The solution to the computer silence: there is a repair system and install it with software.

Sound card driver. (Take a look at it first.)

Small trumpet. Or in the control panel to see if the mute is set, check whether there is sound output through the headphones, if so, it is caused by the failure of the speaker or speaker, and if there is a damage to the sound card driver, if so, please **.

Drive the sprites. Wait for the software to install the sound card driver, if it is caused by hardware problems, you can't solve it, it is recommended to overhaul it, if you have a problem, please ask me).

1. Press F8 to get the advanced option to let go when you boot up, and select "The latest correct virtual guess configuration" to enter the repair (this method can restore the original driver).

2. If it is a fault caused by updating the driver, right-click.

My computer selects properties, selects.

Device Manager.

Locate this driver right-click properties above Driver Options Select below Return to Driver Options and press OK.

3. If the fault persists, restore the system or reinstall it.

Use the system that comes with it.

System Restore. Method:

System Restore that comes with the system: Start Programs Attachments

System tools. "System Restore", click on "Restore my computer to an earlier time", press Next, you will see the date page has a dark date, that is.

Restore point. After you select, click on the next step to restore (win7 restore the system, right-click on the computer to select attributes, select system protection on the right, system restoration, follow the steps to do it, you can also choose to create at the bottom of this poor opening page in advance, and create a restore point yourself).

Drive life. Super Bunny and other software (install the drivers as much as possible in order).

Reinstall the driver on it,If your computer is a brand machine, go to the official **go up** corresponding driver to install,If it's an assembly machine, use the motherboard disc to install the driver,One of these two methods will definitely help you solve the problem。

Open "Device Manager" -- "Sound Card Name" -- select "Update Driver" -- browse your computer for drivers--- select Lead Broadband from your computer's list of device drivers --- Next--- select the appropriate driver to install --- OK.

Install a driver wizard car and install the sound card driver. Or if you buy a brand machine, go to the brand's official website to check your computer model. **A sound card driver is installed on the line.

The priority judgment is that the sound card driver is not installed well, delete and reinstall it, if this is the case, you can install a driver wizard to install the driver to try.