Posted 15 January 2011 - 10:42 AM
1) Most bios' will recognize new memory automatically, but if you have an older system you may have to change it manually. Does the POST show 2GB? If you're not sure, look in the bios.
2) You can open the box and make sure both sticks are firmly seated
3) You can run a check on the ram to make sure it's good (stranger things have happened)