Download New Driver(s) & any software needed from manufacturer:
Here is a direct link for your drivers:
http://www.epson.com/cgi-bin/Store/support/supDetail.jsp?BV_UseBVCookie=yes&oid=128284&prodoid=63084353&infoType=Downloads&platform=AllChoose the correct operating system (If you're not sure, In the start menu there's a little search field, enter "winver" (without quotes) and that will tell you.
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Or you can go to Start > Control Panel> System>
and it will be listed there.
Or you can look at the windows License Key sticker (usually located on back or bottom of PC.
Or you can use cmd.exe: winver