User guide

Matrox Extio Series – User Guide 43
Sound
The following troubleshooting items address problems related to sound cards.
Problem No sound, sound doesn’t record, or sound output is distorted or too
loud
1
Cause The audio driver for your product may not be installed. For example, the driver installs only
if your interface card is directly connected to your computer with a USB cable.
1
Solution Reinstall your Matrox software.
Windows 7 –
1 Uninstall your Matrox software:
a Click Start Æ Settings * Æ Control Panel Æ Programs * Æ Programs and Features Æ
Matrox PowerDesk Æ Uninstall Æ Yes .
(* Depending on your version and configuration of Windows, this part of the step
may not be necessary.)
b Click Matrox M-Series WDDM Driver (or Matrox M-Series XDDM Driver ) Æ Uninstall
Æ Continue * Æ Yes .
(* Depending on your configuration of Windows, this part of the step may not be
necessary.)
c When prompted to restart, select Continue working .
2 From the control panel, click System and Security * Æ System Æ Device Manager Æ
Sound, video and game controller (double-click*).
(* Depending on your configuration of Windows, this part of the step may not be
necessary.)
3 Under Sound, video and game controllers , 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.
Note: If you restart your computer at this step, you need to reinstall your Matrox
software and restart the procedure from Step 1.