Computer prompts no audio device found

Computer in the boot, no boot music, lower right corner of the speaker does not have the icon, play music when the system prompts no audio equipment. The user's motherboard determines that the sound card is not disabled, and the driver is installed with the motherboard's own driver. There is a sound when playing the game, and the sound card is an integrated sound card on the Asus p5gc-mx/1333.

Computer prompts no audio device, indicating no sound card driver or sound card driver damage, need to reload sound driver. You can try the following methods to resolve the problem.

1. Press and hold "F8" key does not move, when the operating system boot to "advanced options", let go, select "Last Known Good Configuration", OK fix.

2. The simple solution is to use the system's own System Restore tool, restore to the user does not appear in the backup of this failure.

3. If the failure persists, you will need to reinstall the sound card driver.