it might have been disabled in bios or the driver has been corruptedcheck all leads attached to your modem make sure they have a secure dust free connections
you will have to open up your network connections
click start control panel network connections this may vary depending on your operating system look for local area connection if you see a red X or a yellow exclamation / question mark ! ? you will need to update or install the driver or it could be fire walled
Make sure you Ethernet/internet is enabled in bios restart your computer during the boot up process you will see on your screen a certain key to press to enter set up (BIOS) press and hold that key to enter bios using arrow keys scroll to intergrated peripherals look for SiS On Chip Pci Device press enter scroll to SiS 10/100m press enter make sure its enabledimake sure its enabledPci device arrows key scroll to nstalled.
click start control panel administration tools computer management device manager scroll to network adapters should see a yellow question mark? right click install drivers
the driver might be on the disc supplied by your ISP internet service provider
or the motherboard disc or you might download one if you dont have on a disk
click start type cmd press enter you will be in DOS mode
type in ipconfig press enter
you will see all of your internet connection details type in your default gateway adress into your internet search should read something like 10.0.0.138
hope this helps
you should test all leads that attach to your hard drive including electrical extensions,IDE,SATA
the leads from your ((motherboard to your hard drive)) make sure they have a secure connection and are not faulty or just replace them they might be faulty make sure all leads that are attached to your drives dvd\cd 3 1/2 inch floppy have secure connections and are not faulty even the electical extensions even something as small as an electrical fan and its lead can cause this problem or just replace them they could be faulty a computer needs all electrical power and data to continue through every working device and to have an end so any faulty leads will end up with a computer error
make sure your graphics card is securely seated with no dust built up or in the socket
hope this helps you
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