HP Nx9420 HP Compaq nx9420, nw9440 Notebook PC - Getting Started - Enhanced fo - Page 36
Is an external device not working?, Start > Help, and Support
UPC - 882780919211
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Troubleshooting Is an external device not working? If an external device does not function as expected: ■� Turn on the device as instructed in the device user guide. Some devices, such as monitors and printers, may not be powered by the computer, and must be turned on before the computer is turned on. ■� Be sure that ❏� All device connections are secure. ❏� The device is receiving electrical power. ❏� The device, especially if it is an older one, is compatible with your operating system. For compatibility information, refer to the Web site of the device manufacturer. ❏� The correct drivers are installed and updated. Drivers may be available on a CD included with the device or on the Web site of the device manufacturer. For more information about updating drivers, select Start > Help and Support. Getting Started� 3-7