How to Fix No Speaker and No Audio on Code 10

Update the Audio Driver
1. Click 'Start.' Click 'Control Panel.' Type 'Device' into the search bar. Choose 'Device Manager' from the results beneath 'Devices and Printers.'
2. Expand 'Sound, video and game controllers.' Double-click the audio device to open its properties.
3. Click the 'Driver' tab. Choose 'Update Driver' from the options. Click 'Search automatically for updated driver software.' Windows will automatically update the audio driver to the latest version available.
Run Microsoft's Fix It
4. Launch a Web browser and navigate to Microsoft Support (see Resources).
5. Click 'Run now' from the 'Microsoft Fix it' box.
6. Follow the onscreen directions to troubleshoot your audio device and speakers.
Reinstall the Audio Drivers
7. Click 'Start.' Click 'Control Panel.' Type 'device' into the search bar and choose 'Device Manager' from the results.
8. Expand 'Sound, video and game controllers.' Double-click the audio device.
9. Click the 'Driver' tab. Write down the name of the device, as well the information listed next to 'Driver Provider.' Choose 'Uninstall' from the options. Click 'OK.'
10. Launch a Web browser and navigate to the device manufacturer's Web site. Locate the product on the site and download the latest version of the driver.
11. Double-click the download to run the installer. Follow the onscreen instructions to install the audio device to your system and enable the speakers.