No volume control icon and mixer devices

Which operating system ??

In Windows and on a Mac, you can use an icon shaped like an audio speaker to adjust the computer's volume or mute the sound output completely.

Whichever operating system you are running, it is possible to remove the volume icon from the screen.

If you have removed the volume icon accidentally, you may not have a convenient way to adjust your computer's sound volume.

Restore the sound icon to resume using it to adjust the volume or mute your computer's sound output.

Click the "System Preferences" icon on the dock.
If you have removed this icon from the dock, click the Apple icon at the top of the screen, then click "System Preferences."


Click the "Sound" icon in the "System Preferences" window.

Place a check in the box at the bottom of the window labeled "Show volume in menu bar."
The sound icon appears at the top of the screen.
Close the window to resume using your computer.
Restoring the sound icon in Windows 7

Click the Windows Orb (Start button), then click "Control Panel."
Click "Taskbar and Start Menu."
If you do not see this icon, click the "View by:" drop-down menu at the top of the window and select "Small icons."
Click the "Taskbar" tab, then click the "Customize" button.
Click the drop-down menu next to "Volume" and select "Show icon and notifications."
Click "OK" twice and close the Control Panel.
Restoring the sound icon in Windows Vista

Click the Windows Orb (Start button), then click "Control Panel."
Double-click "Taskbar and Start Menu."
If you do not see this icon, click the "Classic View" link.
Select the "Notification Area" tab. Place a check in the box labeled "Volume."
Click "OK" and close the Control Panel.
Restoring the sound icon in Windows XP

Click the "Start" button, then click "Control Panel."
Double-click the "Sounds and Audio Devices" icon, or click "Sounds, Speech and Audio Devices," then click "Sounds and Audio Devices."
Place a check in the box labeled "Place volume icon in the taskbar."
Click "OK" and close the Control Panel.
Restoring the sound icon in Windows 2000

Click the "Start" button, then click "Settings" and "Control Panel."
Double-click "Sounds and Multimedia."
Place a check in the box labeled "Show volume control on the taskbar."
Click "OK" and close the Control Panel.
Restoring the sound icon in Windows Millennium Edition (ME)

Click the "Start" button, then click "Settings" and "Control Panel."
Double-click "Sounds and Multimedia."
If you do not see this icon, click the "View All Control Panel Options" link.
Place a check in the box labeled "Show volume control on the taskbar."
Click "OK" and close the Control Panel.
Restoring the sound icon in Windows 98

Click the "Start" button, then click "Settings" and "Control Panel."
Double-click "Multimedia."
Click the "Audio" tab.
Place a check in the box labeled "Show volume control on the taskbar."
Click "OK" and close the Control Panel.

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To Display The Volume IconBy default, the Volume icon is not displayed when you initially install Windows XP on your system.

To enable the display of the Volume icon, follow these steps:

1. Click Start, and then click Control Panel.
2. Double-click Sounds and Audio Devices.
3. Click Show volume control on the taskbar.
4. Click OK.

When you have the new desktop features of Windows XP enabled, follow these steps:

1. Click Start, and then click Control Panel.
2. Click Sounds, click Speech, and then click Audio Devices.
3. Click Sounds, and then click Audio Devices.
4. Click Show volume control on the taskbar.
5. Click OK.

If needed you may need to reinstall the sound drivers back into the system.You can download the drivers for your system by clicking the link below.


Latitude D400 Sound Drivers
http://www.dell.com/support/drivers/us/en/19/Product/latitude-d400

Thank You,
Dell-Jesse L
Dell Social Media and Communities

Look for the Volume Mixer icon on the bottom right of your screen in the toolbar near the time. It may be hidden so click the "
If the Volume Mixer icon is not there, go to the Start Menu then click the icon for Control Panel. In the Control Panel window, select Sounds and Audio devices. Once in the settings for Sounds and Audio devices, there should be a checkbox for the option to "Place Volume Icon in the Taskbar." If no checkmark is there, click the box and then click on "OK". Now the Volume Mixer icon should appear in the taskbar.
Proceed by clicking this icon to launch the control panel for Volume Mixer. From here, you can change the volume settings for your computer and specific programs. Be sure to adjust the Master Volume setting.

Your Notebook might be missing Sound driver.

Here is the download link : http://download.lenovo.com/ibmdl/pub/pc/pccbbs/mobiles/1ga241ww.exe

Download the driver and install it.Your sound should work fine.

For sound icon.

Go to "Control Panel"
Click "Sound and Audio devices"

Under "Device Volume"  tick " Place the Volume icon in the Taskbar."

Your Sound Mixer will automatically comes when you double click the Sound icon.

That's it.

uninstall the sound driver in the device manager and download the latest audio driver from the support site and install it.

download and install drivers from compaq, and if that doesnt work, then your sound adapter is broken...

Have you tried going into the speaker settings? We'll assume with a new PC you have Vista installed, click the speaker icon on the right side of the tray, and selecting "Mixer" will enable access to volume control for the output devices and for applications.

If no speaker icon is visible To check the volume controls in Windows Vista, click Start and then click Control Panel. Choose Hardware And Sound and then click Adjust System Volume under the Sound section. The Volume Mixer window will open, and you should see volume sliders for Device and Applications. Click and drag the sliders to view the volume level percentages. If the speaker icons show a circle with a red slash, click the icon so the speakers are no longer muted.

Furthermore, you’ll want to double-check all of your master volume and mute settings.

Right click in the taskbar,then click properties,then click notification area and tick the volume box. it should go back to the tray. Then right click the volume icon and goto recording devices,choose the device you wish to use and then click properties. Ensure that it is enabled. Then goto your yahoo settings and select the cam/audio settings and choose the device you wish to run in yahoo. Make sure you check the box 'ALLOW OTHER PROGRAMMES TO USE THIS DEVICE'

Various conditions may cause this problem. To troubleshoot, check the following:Microsoft Volume Control or your mixer program mute options and volume sliders. 
Connect headphones to the stereo phone jack on your CD-ROM drive’s front panel; adjust the volume control settings on the drive. If there is sound from your headphones, check the CD audio cable connection from the CD-ROM drive to the audio card. 
Ensure the speakers are properly connected to the audio card’s output connector. 
Joystick port is not working 
To troubleshoot, check the following:
The audio card joystick port conflicts with another joystick port in the system. Disable the audio card joystick port, and use the system’s joystick port. 
The joystick drivers, MSJSTICK.DRV and VJOYD.VXD, may not be installed. Uninstall the joystick, then reinstall to load the drivers. The drivers should come with the driver CD or floppy diskette with your sound card.
Computer hangs or restarts during installation
A hardware conflict may cause the computer to hang or restart during the installation procedure. Check the following to resolve the conflict:
A hardware conflict with another device in your system. 
Previously installed sound card hardware or software needs to be removed. 
The audio card is not seated in the slot properly. 
PCI bus mastering devices may be interfering with the operation of the audio card. Temporarily remove non-essential PCI bus mastering devices.
Resolving hardware conflicts
Hardware conflicts occur when two or more devices contend for the same resources. Conflicts between your audio card and another device may occur regarding the I/O address, IRQ line, or DMA channel:
Right-click the My Computer icon on your desktop, and select Properties. The System Properties dialog appears. 
Click the Device Manager tab. In the Device Manager, a plus sign(+) represents an expandable list of items. A minus sign (-) represents an expanded list. A circled exclamation mark denotes a conflict. 
Double-click Sound, video, game controllers. A list of multimedia devices appears. 
Select your audio card. 
Choose the Propertis button. 
Click the Resources tab. 
Uncheck the Use automatic settings option. 
Change "Settings based on:" if alternate settings are available. 
Determine the conflict by reviewing the "Conflicting device list".
Select the conflicting item in the "Resource Settings" list. 
Click the Change Settings button. 
Use the mouse to select a new setting. 
Select OK to close each of the properties windows, and restart your computer.
Audio card is not automatically detected
To manually configure your audio card for Windows 95/98:
Click "Start" on the taskbar, and select Settings from the Start menu. 
Select Control Panel. The Control Panel group appears. 
Double-click the Add New Hardware icon. The Add New Hardware Wizard dialog appears. 
Select Next to continue. 
Choose Yes to have Windows search for new hardware, then select Next 
Select Next to continue. 
Select Finish, and follow the prompts to complete the new hardware installation.
CD does not automatically run when you insert it in the drive
To enable the "Audio insert notification" feature:
Right-click the My Computer icon on your desktop, and select Properties. The System Properties dialog appears. 
Click the Device Manager tab. A list of devices appears. 
Double-click CD-ROM, and select your CD-ROM drive. 
Choose the Properties button. The CD-ROM drive properties dialog appears. 
Choose the Settings tab. 
Click the "Auto insert notification" option to enable. 
Select OK until all Properties dialogs are closed, and restart Windows for the changes to take effect.
No sound is heard from speakers
Verify the following:
Check the Microsoft Volume Control or the Audio Mixer Program mute options and volume sliders. 
Ensure the speakers are properly connected to the audio card’s output connector. 
Check the volume control and power connection of the speakers, if they are amplified. (Refer to the speakers documentation for detailed information). 
Ensure a hardware conflict does not exist between your audio card and another device in your system. 
PCI bus mastering devices may be interfering with the operation of the audio card. Temporarily remove non-essential PCI bus mastering devices. If the device is a display card, upgrade the display card drivers, or set the card to the default Windows VGA mode.
If you are experiencing no sound only during audio CD playback, see "No sound is heard from audio (music) CDs" above.

Static sounds are heard in wave files
Check to see if the static sounds are heard in all wave files. If the difficulty occurs only with certain games, refer to the software manufacturer’s documentation. To troubleshoot static sounds heard in all wave files:
Try different resource settings for the audio card, or set the card to use low DMA. 
Move the audio card to another PCI slot. Feedback from the power supply or another device may be responsible.

speaker working ok but microphone is not working please give me solution