User guide

Matrox Extio Series – User Guide 45
c When prompted to restart your system, click No .
2 From the control panel, click Performance and Maintenance * Æ System Æ Hardware Æ
Device Manager Æ Sound, video and game controllers (double-click*).
(* Depending on your configuration of Windows, this part of the step may not be
necessary.)
3 Right-click your Extio Sound AAXXXX (where AAXXXX is the serial number of your
Extio unit) and click
Uninstall Æ OK .
4 Restart your computer for the changes to take effect.
5 After your computer has restarted, install the latest display driver for your Matrox card.
You may also need to reinstall other Matrox software.
2
Cause If the sound problem is with a particular device (for example, TV or speaker), the volume
control on the device itself may need adjusting.
1
Solution Adjust the volume control on the device itself.
3
Cause Windows 7/Vista/XP – Your sound card’s Windows software settings may be incorrect.
Specifically, input or output may be disabled, or volume levels may be too low or too high.
1
Solution Make sure your sound card’s Windows software settings are correct.
Windows 7 –
1 Right-click the speaker icon ( or ) on the Windows taskbar.
If you don’t see the speaker icon:
a Right-click your windows taskbar, and select Properties .
b Under Notification area, click Customize .
c Next to Volume, select Show icon and notifications .
d Click OK .
e Right-click the speaker icon on the taskbar.
2 Select Playback Devices and make sure all the devices you want to use are listed as
working. If a device is listed as not working, right-click the device icon and select
Enable .
Note: Don’t restart your computer now. If you restart your computer at this step,
you need to reinstall your Matrox software and restart the procedure from Step 1.
Note: To see all your devices, right-click anywhere on the property sheet and make sure
Show Disabled Devices and Show Disconnected Devices are enabled.