keith, get the service manual [http://www.google.com/url?sa=t&rct=j&q=&esrc=s&source=web&cd=1&cad=rja&ved=0CC0QFjAA&url=ftp%3A%2F%2Fftp.dell.com%2FManuals%2Fall-products%2Fesuprt_laptop%2Fesuprt_inspiron_laptop%2Finspiron-e1705_Service%2520Manual_en-us.pdf&ei=7VEPUu_FDqik2gW5xYHgCA&usg=AFQjCNGOkaJ2IMqV9ec6r3tl1xSwF1PCFA&sig2=1eSfKOW6v72rgQLDPBk49w&bvm=bv.50768961,d.aWc|from here.] Page 31 has all the information you need to work on your computer. Hope this helps, good luck.