Common faults of sound card and speaker are mainly silent, small sound, only one speaker has sound, sound is changed, there is popping sound, there is humming, etc. The main cause of this fault is mute, too small volume, sound card driving problem, speaker Damage, sound card module damage, BIOS setup issues, sound card conflicts with other devices, poor sound card contact, sound card damage, etc. The sound card and speaker troubleshooting methods are as follows.
The computer silent troubleshooting method is as follows:
(1) First check whether there is a small speaker on the right side of the taskbar. If there is, the sound card is normal. The cause of the malfunction may be that the system sound is too small, or the mute is set, or the speaker is faulty. You can continue to check for sound output through the headphones, if any, it is a malfunction of the speaker. (2) If there is no “small speaker” on the right side of the taskbar, then click the “Control Panel/Sound and Audio Devices” command to open the “Sound and Audio Device Properties” dialog box and in this dialog box. Click on the "Sounds" tab, then click on one of the program events (such as a program error) in the "Program Events" column, select a sound category, and then see the "Preview" button on the right. It is black. If it is black, the sound card is normal. The cause of the malfunction may be that the system volume is too small, or the mute is set, or the speaker is faulty. (3) If the “Preview” button in the “Sounds” tab is gray, then click on the “Control Panel/System Properties/Hardware/Device Manager” command to view <;Device Manager” Is there any yellow in the window? ” options. (4) If there is a yellow “? ”, see if the option is a sound card device option (the sound card device option usually has "Audio" or "Symbol"). If it is an option of the sound card device, it means that the sound card driver is not installed, reinstall the sound card driver, and the silent problem can be solved. (5) If there is a yellow “? ” The option does not refer to the sound card device, or no yellow < ” options, then see if there are any yellow under the sound, video and game controller tabs! ” options. (6) If there is a yellow “! ”, it may be caused by the sound card driver mismatch, or the sound card aging. Then delete the band “! ”Options, reinstall the sound card driver. (7) If there is no sound card option in the <;Device Manager" window and the sound card is an integrated sound card, then restart the computer and enter the BIOS program. Then check if the peripheral options in the BIOS are set to “Disabled”, if so, change it to “Enable” If this item is set to "Enable", it may be that the sound card circuit of the motherboard is damaged, and the sound card circuit can be repaired. Computer Software and Hardware Application Network www.45it.com (8) If the sound card is not an integrated sound card, then open the chassis and check if the sound card is installed. If it is not installed, after rebooting, boot the test; if the sound card is already installed, then remove the sound card, and then clean the dust on the motherboard sound card slot and sound card (especially check if the golden finger has mildew, etc.) After cleaning, re-install it, and the general fault can be eliminated. (9) If the sound card is still not working properly, there is a problem with the sound card. Use the replacement method to check if the sound card is damaged or not compatible with the motherboard. If the sound card is damaged or not compatible with the motherboard, replace the sound card.
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