Samsung notebook NP-Q470-JS01CN Boot horn no sound solution

1. See if the notebook is set to mute status

: If the notebook is set in mute state, then the speaker will have no sound after starting boot.

Suppress Mute method:

method One:

1. Click the left mouse button on the lower right corner of the screen "small horn" icon, the following figure:

 

2. Click on the mute "small horn" icon, mute can be canceled, the following figure:

Method Two:

Press the keyboard "FN" + "F6" key combination to cancel the mute, the screen will appear the volume open prompt, the following figure:

2. Verify that the sound playback default device is a native sound card

: If the sound playback default device is not a native sound card, then the boot notebook speaker will also have no sound.

To view the sound playback default device method:

1. Click the "Start" menu in the lower left corner of the mouse and select "Control Panel".

 

2. Select "Sound" in the control Panel.

 

3. In the play, see if speakers are the default device, as shown in the following figure:

 

4. If "Speaker" is not the default device, right-click "Speaker" and select "Set as Default Device".

 

5. Set the speaker to the default device and watch for sound on the boot.

 

3. Reinstall the sound card driver

: If you have no problem checking the above settings, you will need to reinstall the sound card driver.

Install sound card Drive method:

1. Login to Samsung official website www.samsung.com.cn, in the upper right corner of the input notebook model "NP-Q470-JS01CN" for search.

 

2. In all related searches, click the "Driver" on the left.

 

3. Then click on the matching result on the right.

 

4. Find the "sound card" driver for your system in the driver list and click "ZIP" on the right side to download it.

 

5. Click the right mouse button on the downloaded driver icon and select "Extract to Current Folder".

 

6. Then the mouse double-clicks the application "Setup" to install it.

 

4. The above situation cannot be solved

If none of these actions can be resolved, try the following:

1. You can try to back up the important information in C disk, the notebook's operating system for a key restore