No Audio Output Device is installed

[Vinay]

Problems:

1. DVD is not detected

2. No Sound

 

1. inserting desk in DVD RW Driver the system is not dectecting the desk means it is not reading the data . After inserting the desk it taking time and eject the desk for DVD driver

 

2. sound system is not working and sound icon is displayed with red crass and "No Audio Output Device is installed" message is displayed in tool tip

 

 

 

 

 

Operating system:Windows 7 Home Basic (32 bit) Service Pack 1

System root: C:\Windows

Available physical memory: 2012 MB

CPU: Intel® Core2 Duo CPU T6570 @ 2.10GHz

Drive Info:

C: 113.38 GB

E: 52.41 GB

F: 52.40 GB

Internet Explorer: 9.0

[april]

 

The way to resolve your first question:   DVD is not detected

Solution1

1. Press Windows R, type regedit and press enter.
2. Open the Registry key
<CODE>HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Class\{4D36E965-E325-11CE-BFC1-08002BE10318}</CODE>
3. In the right pane, right-click UpperFilters, and then click Delete.
4. Click Yes to confirm the removal of the UpperFilters registry entry.
5. In the right pane, right-click LowerFilters, and then click Delete.
6. Click Yes to confirm the removal of the LowerFilters registry entry.
7. Exit Registry Editor, and then restart the computer.
Note After you remove the UpperFilters registry entry and the LowerFilters registry entry, you may lose functionality in certain programs such as CD recording programs. In this scenario, you must reinstall any affected programs. If the problem recurs, contact the program vendor to determine whether an update is available for the program.

 

Solution 2

Click on Start -> All Programs -> Accessories -> Right click Command Prompt -> Run as administrator.
Paste the following line and hit enter afterwards
<CODE>bcdedit /set loadoptions DDISABLE_INTEGRITY_CHECKS</CODE>

 

 

To deal with your second question, please follow the instruction below.

Run the Windows 7 Upgrade Advisor --> http://www.microsoft.com/windows/win...e-advisor.aspx

Go to Realtek for updated audio drivers --> http://www.realtek.com/downloads/dow...&GetDown=false
 

Thanks.

[WiseCleaner]

1, Insert another disc to do a test, or insert the disc to another computer.

     If you insert other discs which can be played well in another computer, but your computer cannot detect it. You may seek help from the DVD's providers.

2, right-click Computer---Manage----Device Manager, check your sound device is OK. If no, please install or update the sound device's driver.

3, Control Panel---Hardware and Sound, click Manage audio devices, click your sound dvice, set it as default, and press OK to save settings.