Checking the volume and mute settings when troubleshooting sound The volume setting for one or more sound devices might be disabled or set too low. Select the driver to reinstall. If a sound device is not listed , the sound hardware is not being detected by Windows. Still looking for options, but after a lot of reading, I am beginning to think it has something to do with one of the updates that MS has provided. If the computer has a feature where you can slide your finger along a graduated strip above the keypad to change the volume, the capacitive touch mute button can become stuck in the muted position and prevent the playback of sound. I wiped the drive with KillDisk, reinstalled 7 and the speakers worked fine.

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Let’s see what happens from there. I started out audioo to Windows 7 and all was fine. Windows Audio is started and set as auto. At one point over recent weeks I was, in fact, able to install a new audio driver. Wiped the drive again, reinstalled.

HP Pavilion dvus Entertainment Notebook PC Windows Vista drivers | HP Notebook Drivers

The connectors are marked with symbols next to them. If the volume for an application, such as Windows Media Player, was adjusted using the volume buttons or slider controls on the computer case, the system will use that volume setting, even if the master volume control is adjusted to a higher setting. Restoring the audio driver in Windows 7 Sound files and settings that become changed can cause sound problems. I messed around with the device manager, but there was no audio option given.


I am having this same problem with a DV model that I am trying to fix for a friend. Please try again shortly. I doubt its a virus, though. If there is still no sound, continue to Step 8: In the Device Manager window, highlight and right-click Sound, video and game controllers. Do you already have an account?

The Window displays whether the computer already has the latest available driver or if Windows was able to successfully update the audio driver. Testing for sound yp failure in Windows 7 Play a sound. Will let you know what I come up with.

HP Pavilion dv6646us Notebook PC – Product Specifications

I tried to update the bios again today and downloaded sp Setting default speakers in Windows 7 Video of setting the default speakers in Windows 7. I am currently installing an older version of audii that I have to see if that fixes the problem.

I’m guessing that the following is not related to my sound issue, but i will describe it anyway, since it occurred during the above process. Download and install the audio driver from the link i supplied before, choose one I would go for the top one install and re-boot, it is important that you re-boot, if that does not work try the other driver that is available, remembering to re-boot after install.

No Audio Output Device Is Installed

Click the sound icon on the taskbar, and then select Mixer. If multiple dv646us devices are connected, select the device you want to troubleshoot, such as speakers, and then click Next. If the driver you want to reinstall is not listed, select The driver is not in the listand then click Next.


I followed the steps recommended and here’s what happened: Some of my d6v646us keys were locked but now appear to be ok based on fixes implemented.

The high-definition audio device will detect hardware changes and the “X” character should no longer appear on the speaker icon. I will head over to the malware forum and see if that is the cause.

So it would not let me install it. In the Device Manager window, click Sound, video and game controllers. If sound problems continue, test the sound hardware using HP Support Assistant. Check computer headphone connectors when troubleshooting sound Two types dv66646us headphone connectors are available on HP computers.

I’m curious about 2 items: To resolve this specific issue, download and install the latest BIOS for your particular computer model. The steps in this document describe how to troubleshoot and fix the problem when there is no sound coming from the speakers.

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