ram configuretion problem

[arman_3]

hai......when i insert ram to second slot it says " memory not configured move it to other slot.." please tell me how i can configure it?

 

[Tradesman1]

What hardware, mobo, CPU, DRAM, PSU?

 

[arman_3]

its ddr2 ram.. core to due processor.. and i have no idea the rest stands for what