The computer speaker can t make a sound, why doesn t the computer sound come out?

You can use the elimination method to solve this problem, take your speaker to another place to test it, if it will sound, it means that there is no problem with the speaker itself. You can not your sound card driver does not support your new system, it is recommended to search for a universal sound card driver to try, under normal circumstances, the sound card itself will not be broken.

You first use a good earphone plugged into the output of the computer's sound card, determine whether it is an electrical problem ** A song, adjust the appropriate volume. Listen to the headphones have a normal **? If there is.

That means the computer part is normal and the problem is in the audio part. If not, it's obvious that either your computer's sound card hardware is a problem or a driver problem with your sound card. Assuming that the headphones can hear normally, let's focus on the speakers now.

First, turn the volume potentiometer of the speaker to the maximum. Turn on the power and touch the metal part of the audio input plug with your hand to listen for a loud induction sound in the speaker. If not, please unplug the audio cable, hold other metal objects and insert them into the audio source input behind the speaker (plum socket), and test it a few more times to hear if there is obvious induction?

If you haven't already. And not at all, or small. Then be assured, your stereo is broken, and it is recommended to take it and fix it.

There are many reasons why a computer sound is silent"You can try to find it one by one

1. Check whether the sound card, cable, speaker and other devices are connected properly.

Reinstall the driver for this device to solve;

4. No sound and no speaker, open the control panel, add and remove programs, add and remove Windows components, put a check mark in front of "Accessories and Tools", click "Next", and then, shut down and restart, the system prompts to install new hardware, and install according to the prompts;

5. Uninstall the sound card driver and reinstall or upgrade it.

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 is deleted in violation of the operation, and the internal software conflicts. The solution is to reinstall the system and drivers.

7. After shutting down, wait for a period of time to restart the device"

Poor contact: The internal circuit is aging due to the use of the speaker for too long, and there may be no sound when the speaker is connected to the computer due to poor contact. Workaround:

Check whether the audio connection is normal, make sure that there is still no sound after it is intact and you can install the driver to see, if the driver is not good after installation, it means that the audio is broken.

Broken hardware or incorrect connections:Computer audio no sound may be due to hardware problems,This Zheng key situation is only to take the audio to repair,Or directly replaced,It may also be that the speaker wire is not plugged in or the switch is not turned on,Only the dry bush to connect all the connecting wires correctly,Turn on the switch and volume。

Computer maintenance tips

After the computer is turned on, the continuous time of use can not exceed four hours, which is a limit of laptop work, if it is exceeded, it will cause damage to the graphics card and CPU of the laptop, and if it is used for a long time, the laptop will fail.

In the usual use of laptops, you should pay attention to try to unplug the battery of the notebook computer when the power is on, and do not let the battery be on it all the time when charging, which will affect the life of the battery and the use of the laptop.

The above content refers to Encyclopedia-Computer.

The reasons and solutions for computer sound failure are as follows:

1. The computer is muted or the volume is turned off to the minimum, and the volume can be turned on again.

2. The computer speaker is not opened, and the speaker is torn again.

3. If the sound card driver is not right, it is good to update the driver.

4. The speaker is broken and the speaker is repaired.

5. If the connecting wire is not connected, re-wire.

6. If the sound card is broken, repair or replace the sound card.

Recall that you made any adjustments to the computer system before the failure, right-click on my computer to see the properties - hardware, and see if there is any abnormality in the sound card driver.

It could be a wiring issue or a board issue.

If the computer sound is silent, you can eliminate it by following the steps below:

1. There is a small speaker in the lower right corner of the computer screen, click on it to see if the bar of the volume control is at the bottom or below before the mute;

2. Check whether the power of the speaker is turned on and whether the volume button is normal;

3. Whether the connection cable between the computer and the speaker is loose, try to unplug it again.