The horn was silent and came back to life

1. Press F8 to press F8 to get the advanced option to appear in the release of the power, and select "The latest correct configuration" Enter to repair.

2. Press F8 to enter the safe mode after booting up, and then exit, select Restart or Shut Down to boot on, and you can enter the normal mode (repair the registry).

3. If the fault persists, please use the system restore that comes with the system to restore it to the time when you did not have this failure (or use the restoration software to restore the system).

4. If the fault persists, use the system disk to repair it, open the command prompt and enter sfc scannow Enter (there is a space between sfc and ), insert the original system disk to repair the system, and the system will automatically compare and repair.

5. If the fault persists, set the optical drive in the BIOS as the first boot device, insert the original system installation disk, press the R button, and select "Repair Installation".

6. If the fault persists, it is recommended to reinstall the operating system.

Use the system that comes with the system restore method:

The system comes with the system restore: "Start" "Programs" "Accessories" "System Tools" "System Restore", click "Restore my computer to an earlier time", press Next, you will see that the date page has a dark date, that is the restore point, after you select, click Next to restore (win7 restore the system, in the control panel then the device and security sub-option and then the backup and restore sub-option).

Check the sound card, and if it doesn't work, reinstall it.

If it is broken, or the line may be disconnected, check if the line is not working, and replace it if it is broken.

Check it to see if the thread is loose.

Could it be that the horn burned and the gear was defeated? There is a trembling sound in the fuse box, which means that the fuse is not burned. I hope that the landlord will inform us of the results of Naxun after the overhaul, and we will also learn it.

There is no sound on the computer, such as no sound when the computer is turned on, and the small speaker in the taskbar is missing

First of all, the computer is silent and seems simple, but in fact, sometimes the problem is more complicated, involving both the hardware aspect.

The problem, in turn, relates to the software side. There are also sound cards that do not sound due to sudden crashes and small speakers.

Disappearance is also common. Therefore, it is important to find out the cause first, see if it is a software failure or a hardware failure, and then prescribe the right medicine for the problem.

1. Check whether the sound card, cable, speaker and other devices are connected normally. If you have a virus, you should run antivirus software for full antivirus.

2. Open the control panel--- Add new hardware--- Next, after the search is completed, click "No, I haven't added this hardware", click Next. In the dialog box that appears, check Click Done, shut down the computer, restart to add new hardware. Note that this refers to shutting down and then starting, not restarting. In general, the problem can be resolved after rebooting.

3. Right-click "My Computer" --Properties ---Hardware--Device Manager" to open.

If so, uninstall it, then put it into the CD drive and reinstall the drivers for this device.

4. If the "Device Manager" - Sound, ** and Game Controller" is no sound card hardware, then you have to find your sound card, including the integrated sound card, the model must be accurate, after confirming that the sound card is found, then put it into the system drive disk, install the sound card driver.

--- the volume of the device, put a check mark before "put the volume icon in the taskbar", and put it in the taskbar after restarting.

There's a little horn again.

6. When there is no sound and no speaker, open the control panel ---Add and delete programs--- Add and delete.

windows component, put in.

New hardware, just follow the prompts to install it.

7. If you can't solve the problem, you have to reinstall the system and drivers, and everything is asked.

The problem will be solved, but only if the hardware is intact and the software is not conflicting.

8. When the sound card driver is installed, the "AC chip cannot be found" prompt appears, it may be that the computer is poisoned, or the sound card is plug and play loose, resulting in poor contact, and it may be that the sound is deleted by mistake due to illegal operation.

card drivers, or internal software conflicts. This has to be done step by step for different reasons.

Settle. 9. You can gently pat the shell of the computer body, and the laptop can be on the cover.

When the force is slightly greater than usual, so that some loose parts are restored, and wait for a period of time after shutting down.

Turn it back on again, and sometimes the sound problem will be restored.

Could it be that the horn burned out? There is a clicking sound inside the fuse box, which means that the fuse is not burned. I hope that the landlord will inform us of the results after the overhaul, and we will also learn from it.

See if Device Manager, Sound and Audio Devices, is OK.

My computer, right-click, management, equipment management file manager, check if the sound card driver is in good condition.

If you don't have a driver, use the driver wizard, guess where to guess or, drive life, update it can be solved.

Free, slow chaos You can go to them to help you do it, go try it. Hehe.