Why is there no sound when the computer is plugged into the stereo?

Reasons why there is no sound when the computer plugs in the speaker: 1. Plug it into the wrong hole. Do not plug the speaker into the front panel of the computer. Although it can be used, it is troublesome to change the settings additionally; 2. Connection error , if it is plugged in wrongly, it will not work properly and no sound will be heard; 3. Audio switch. Some speakers cannot be used after being connected to the power supply. There are one or more switches in addition. The better the audio, the better the sound. The more switches there are.

The operating environment of this tutorial: Windows 10 system, DELL G3 computer.

Have you ever encountered such a situation, that is, the computer has obviously been plugged into the stereo, but there is no sound. How do most friends who encounter this situation solve it? Today, the editor will bring you a solution to the problem of no sound when the computer is plugged into the stereo. I hope it will be helpful to you.

1. Plug into the wrong hole

Under normal circumstances, as long as the computer sound card driver is correct, you can play a song after plugging in the speaker , you can hear the sound, but some users are not particularly familiar with the jack of the computer sound card and think that it can be used normally by just plugging in a hole. Although this idea is not wrong, based on the different computer structures and system versions, it may There is a situation where the speaker cannot play sound. The structure of the sound card is as shown below:

It should be noted that do not plug the sound into the front panel of the computer. Although it can be used, additional settings need to be changed. This It is troublesome for ordinary users, and it can be kicked if you are not careful. You can directly plug the plug of the audio data cable into the sound card on the back panel of the computer (light green jack), and you can hear the sound. If you plug it in incorrectly, Just can't hear the sound.

2. Connection error

Take home audio as an example. Generally, a subwoofer is used with two-channel small speakers, and the output is divided when connecting. and input interface. As shown below:

Generally, one end of the data cable connecting the audio will be plugged into the sound card on the back panel of the computer (light green jack), and the other end will be plugged into the main body of the audio. into the "input" jack, and then plug the subwoofer and other small speaker cables into the "output" jack. If they are plugged in wrongly, they will not work properly and no sound will be heard.

3. Audio switch

Many users often make some common sense mistakes. Some speakers cannot be used after being connected to the power supply. There are one or more additional Switches, the better the speaker, the more switches it has. As shown below:

#If you find that there is no sound from the computer speaker, you must first check whether the switch of the speaker is turned on and whether the power supply is normal. Many users often make mistakes due to lack of understanding of speakers. Some common sense errors are extremely common in reality.

Digression: In addition, there are also some situations that can cause the computer to have no sound when plugging in speakers, such as damaged sound card, damaged audio, incorrect sound card driver, incorrect default output device setting of the computer system, etc. However, this type of problem is more difficult for novice computer users to set up, detect, and repair. It is best to go directly to after-sales inspection and repair.

Note: Although the article mentions computer audio, it does not cover hardware models, system versions, software versions, etc.

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