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189
Troubleshooting (Advanced)
The sound function is not working.
If the sound is not output by pressing
Fn
+
F4
or
Fn
+
F5
/
Fn
+
F6
, take the following steps to check if the Windows
sound function is working.
A
Click
(Start) - [Computer] - [System properties] - [Device Manager].
B
Double-click [Sound, video and game controllers] and Check whether or is shown for the devices.
If is or shown: Click or drivers are displayed, please remove the driver.
Your peripheral does not work
Check that the drivers are installed for the connected devices.
A
Click
(Start) - [Computer] - [System properties] - [Device Manager].
Click [Start] - [Control Panel] - [Performance and Maintenance] - [System] - [Hardware] - [Device Manager].
B
Check whether or is shown for the devices.
If
or
is
shown:
Try removing and inserting the device once more. If the problem persists, restart the computer.
Check the peripheral manufacturer’s homepage or other sources to see if a driver update is available.
After installing the driver, be sure to restart the computer.
Depending on the device connected, the computer may not recognize when the device is connected or disconnected, or
the device may not operate properly.
Use the following procedure:
A
Click
(Start) - [Computer] - [System properties] - [Device Manager].
Click [Start] - [Control Panel] - [Performance and Maintenance] - [System] - [Hardware] - [Device Manager].
B
Select the applied device, and remove the check mark for [Allow the computer to turn off this device to save
power] in [Power Management]. (This item may be unavailable for some types of devices.)
When operation resumes from the
sleep/
standby or hibernation, devices such as an external
mouse, modem or PC Cards may not function properly. In such cases, restart your computer.
If it still does not work after checking the above items, consult the peripheral manufacturer.
Problems with Peripherals
Windows 7
Windows 7
Windows XP
Windows 7
Windows XP
Windows 7
Windows XP