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If there is no sound on the computer, you can try the following methods. The sound card control panel is set up. Open the audio manager, click the jack setting key on the right, and then you can see that the front panel jack detection is disabled, check it, and press the OK button.
Check if the manager sound card is disabled. Turn on the computer settings key, and then click the management key, enter the device manager, and see if the sound card in the sound, ** and game controller is disabled, if it is disabled, the "enable" option will appear, click to enable.
The sound card driver was not installed successfully. If you install a sound card driver, it still doesn't work. Generally speaking, there will be two situations, one is that the sound card driver is normal, but the device manager will appear realtek "via" idt" and other names, if there is no brand name with these prefixes, it is likely that the driver installation is unsuccessful, resulting in no sound, and the other is that the exclamation mark of the common sound card driver causes the installation to be unsuccessful.
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The first type: the audio driver is not installed, if there is an installation disk, you can click on the corresponding sound driver to install, and restart the computer. If you don't have an installation disk, you can use PC Manager and then install the missing driver.
Second: The audio service is stopped and banned.
The bottom left corner of the window icon is required. Click -> Enter to find the Window Audio service on the right.
Right-click -> Properties -> set to start automatically (otherwise you need to set it up next time you boot up)-> and then click Start and wait for a while.
Third: Speakers are banned in the sound options.
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Whether the audio is disabled, 1, click the start menu (Microsoft icon) in the lower left corner of the desktop, and then enter the device manager, 2, in the control panel, click on Hardware and sound, 3, and then click on Manage Audio Devices, 4, after entering the audio, you can see that the speaker here is gray The indication is disabled, if it is a bright color indicating that it is on, no problem. If there is a problem with the sound card driver, click on the device manager to see if there is a yellow exclamation mark or question mark icon in front of the sound card. The speaker or headphones are incorrectly connected.
Generally, the audio cable is plugged into the second hole, and the color is green, and the headphones or speakers are connected to the front panel of the main unit.
If the headphones or speakers are connected to the audio interface on the front panel of the main unit, then the front audio needs to be set before they can be used.
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It may be a driver problem, install a driver wizard and reinstall the audio driver to solve it.
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In Device Manager, look for a yellow exclamation mark in the sound card section.
Reinstall the sound card driver.
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Look at my computer properties, maybe in the device manager to see if there is a yellow exclamation mark in the sound card part.
See if you have the wrong socket selected for your sound card.
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The most thorough method: lattice machine!
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1. Check whether the sound card, cable, speaker and other equipment are connected normally; Run anti-virus software for anti-virus;
2. Right-click "My Computer" -- Properties -- Hardware -- Device Manager, and open "Sound, ** and Game Controller" to see if there is any yellow in front of you? "If so, reinstall the driver for this device to solve the problem;
4. When there is no sound and no speaker, open the control panel--- Add and remove programs--- add and delete Windows components, put a check mark in front of "Accessories and Tools", click "Next", and then, shut down and restart, the system will prompt you to install new hardware, follow the prompts to install;
5. Uninstall the sound card driver, reinstall or upgrade the audio driver;
6. When the sound card driver is installed, the prompt "AC chip cannot be found" appears, it may be that the computer is poisoned, or the sound card driver has been deleted by mistake due to illegal operation, or there is an internal software conflict. The solution is to reinstall the system and drivers.
7. Simply ignore it, wait for a period of time after shutting down and then turn it back on, sometimes the sound problem will disappear by itself.
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Lack of UAA drive.
Without a UAA driver, the sound card hardware is unrecognizable.
Therefore, the UAA driver should be installed before installing the sound card driver.
Try it out for HP laptops.
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The sound card is not being driven correctly.
Either the sound card is broken.
.Generally speaking. I have a driver for the motherboard at home. Let's install a sound card driver.
I unloaded the previous one.
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Got a driver but no sound? There is no icon in the lower right corner to find it in the control panel, maybe mute is on.
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Control panel, sound and audio equipment.
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hardware, take a closer look to see if it's broken.
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Check it out as I said:
My computer right-click on Properties and the third tab of Task Manager.
See if there is a question mark, if the sound card has a question mark, just install it and it's OK
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Estimate that the system is fine.
What about the hardware? Could it be that the socket is not plugged in properly.
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Wouldn't it work to restart your computer? If you have restore software or a built-in restore, restoring the system is effective and hassle-free.
Think about how you did it beforehand? Failures don't happen for no reason, do they? Before the accident** all things are uninstalled, no, restore the system or reinstall, if you have any questions, please ask (take a look at the following method first).
The solution to the computer is silent: there are two solutions to repair the system and install the sound card driver with software (the first to see the small speaker or in the control panel to see if the mute is set, check whether there is a sound output through the headphones, if there is, it is caused by the failure of the speaker or speaker and the wires, in the sound card driver is damaged, if it is please install the appropriate sound card driver, if it is caused by hardware problems, you can't solve it, it is recommended to overhaul it, if there is a problem, please ask me)
1、Boot press F8 to do not move to the advanced option appears in the let go,Select "The latest correct configuration" Enter to repair (this method can restore the original driver,If your computer is win8,Can't enter the system is not in safe mode,Only reinstall)。
2. If it is a fault caused by updating the driver, right-click on my computer to select properties, select Device Manager to find this driver right-click attribute Above the driver flutter sequence option Select the following return to the driver option and press OK (if you can enter safe mode, you can also press F8 when you boot up).
3. If the fault persists, restore the system or reinstall it.
win7810 restore the system, right-click on the computer to select attributes, select system protection on the right side of the limb, system restoration, follow the steps to do it. If there is restore software, you can also restore the repair.
Partition reload. Solve it in one go.
If you are sure that your hardware is okay with the system, it is estimated that you are infected with a virus, no matter how you reinstall the system, as long as you click on the programs in other disks, the virus will be activated and the computer will be reinfected. The first solution is to kill and kill, if this method is ineffective, the easiest and most thorough way to repartition, but your data will not be saved.
First of all, do you have a question mark in the device manager? If there is a question mark, it means that the system has found a hardware, but there is no driver, there is a question mark, the driver is driven, and if there is no question mark, go to the control panel to find the sound, voice and audio equipment to see if the sound device is turned on, and after opening the sound device, check it, and confirm that it is OK There is also a little explanation, there must be a **device to put **, such as: winamp or media player Haojie, these can be.
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