Advice 1: Why the sound is distorted

When playing music or watching video on the computer, you may experience distortion of sound or characteristic crackling. The causes of this phenomenon can be both software and hardware.
Why the sound is distorted
The cause of the distortion sound might be speakers through which you listen to music. Inspect the cable by which speakers are connected to the computer, check cable for interruptions, that is the connector the wire is connected cable. Just in case, disconnect the wires and plug it in again. If the speakers are included into the Usb port, check the sound by connecting the unit to another similar port. Re-read the documentation that came with your speakers to check their proper connection. If there is no documentation, open the manufacturer's website and find the user manual. Also the distortion sound on the computer may be caused by mechanical damage to the speakers. To make sure the problem is in the physical state of the playback device, try connecting to the computer other sound equipment such as headphones or other speakers, and listen to the sound. If distortion is present, then your speakers require repair. If the distortion remains, the problem is either with the sound card or the software. It pays to check the settings, sound, click, right-click on the speaker icon in the system tray of your desktop. View, shouldn't the checkbox "Disable sound".While playing sound on your computer, it may be distorted due to an improperly installed sound card drivers. Install a more recent driver to remove this problem. For most sound cards suitable software Realteck. To download this driver, go to the website realtek.com/downloads please select your operating system version and download the desired program. Then install them to your computer. Restart the system and check the playback sound.On older sound cards can be shutdown sound after the computer resumes from sleep mode. In this case, restart the system and check the sound.

Advice 2: Why is there no sound on the computer

When you turn on computer or laptop while downloading an operating system the music plays. But if you turn on the device, but can't hear anything, either try to listen to your favorite songs or watch a movie, but it's not possible, then the question arises "why is there no sound on computer."
Why is there no sound on the computer
Instruction
1
The reason why no sound on computer or laptop can only be a failure of the audio equipment or the failure of the software.
2
To adjust the sound, first check if you have turned it. In the lower right corner in the task bar a small speaker. If you see a red crossed circle, you just need to click on it and enable audio.
3
Also the sound on the computer can be reduced to a minimum. Click on the same dynamics and raise the slider to the sound level up. Check off whether the audio signal in your program. If other applications have sound, so only need to include it in a particular program.
4
If the sound is not working, look if inserted wire from the speakers into the corresponding jacks. Check that the speakers and switch on and off, not lowered if the sound level to zero.
5
If the columns are all good, and the sound on your computer is missing, try to restart your device. Perhaps there was a glitch in the download of the software.
6
Open the device Manager panel "start>My computer". See is the icon, to signal a fault next to the sound device. If it is, fix the problem.
7
Try to reinstall the sound card driver. To do this, download it from official website manufacturer. The name of the device you can look through the device Manager. To update the driver can automatically, click Manager on the appropriate device and select the desired tab.
8
Some computer parts can sometimes break. This usually does not affect the operation of the entire system, but if for some reason the sound disappeared on the computer, the whole thing can be a bad sound card. You can try to replace it with a new one and not to spend money, before it you can ask to test a spare from a friend.
9
Remember when the sound stopped working. After the upgrade, the operating system or installing a new program? In this case, we can state a conflict in the software. Remove new apps or try to restore the last working version of the system. In Windows 7 this feature can be found in the panel "start -> All programs -> accessories -> system tools -> system Restore".
10
If the above steps do not help to recover the missing computer audio, try to reinstall the operating system. Then first install drivers for motherboard and sound. If the audio signal showed up after installing another utility, check to see if it's missing. The reason why there is no sound on the computer in this case can be hardware conflicts or software.
11
If after all manipulations the sound on the laptop or computer and does not work, contact the service center. Perhaps the experts will solve your problem faster.
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