Toshiba Satellite L25 Satellite L20-L25 User's Guide (PDF) - Page 166
Fixing a problem with Device Manager, Start, Control, Panel, Performance and Maintenance
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166 If Something Goes Wrong Resolving a hardware conflict Fixing a problem with Device Manager Device Manager provides a way to check and change the configuration of a device. Changing the default settings using Device Manager can cause other conflicts that make one or more devices unusable. Device Manager is a configuration tool for advanced users who understand configuration parameters and the ramifications of changing them. Disabling a device 1 Open the Start menu, and click Control Panel, then click Performance and Maintenance. 2 Click the Administrative Tools icon. 3 Double-click Computer Management, then click Device Manager. 4 Select the specific device from the device category. To expand a device category, double-click the category. 5 In the toolbar, look to the far right for an icon of a monitor with a strike mark through a circle on the front. This is the disable feature. 6 Click the icon. You are given the option of disabling the device. 7 Click Yes to disable the device or No to cancel. Checking device properties Device Manager provides a way to view the properties of a device. Properties include the name of the manufacturer, the type of device, the drivers installed, and the system resources assigned to the device.