There's no sound after the computer reload the system.

There are many reasons why there is no sound in the computer reload system, but in general, it is mainly the problem of sound card. Then the specific original and the solution is as follows:

1, first of all, we come to the hardware equipment to enter the test, such as sound card, speakers and other equipment, to see whether the connection of these devices is normal, if it is an independent sound card, then take down the sound card, the sound card above the dirt has an eraser wipe off. Then plug it back in to see if the sound is normal.

2, the software may be a computer reload led to the sound card driver followed by a failure. Right-click the "I have computer-properties-hardware-Device Manager", all devices are turned on to find the "sound, video and game controllers" option, expand it, locate the sound card, right-click it, and choose Properties-General-Device usage-Select, and now remain OK. You can also find the Hardware Update Wizard above to install the software automatically.

3, if the above method does not work, try to download a drive wizard on the computer, and then use the Driver Wizard software to detect the computer's sound card driver is abnormal, the new download installation drive. To drive into the repair, and so on after the repair is done to see if the computer sound is normal.

4, boot hold down the DEL key into the BIOS setup interface, and then to see if the audio device is blocked. If you don't see the BIOS like that, find a computer or take a look at the repair shop.

5, the last method is to replace the computer A new sound card, is generally the sound card failure caused no sound.