Samsung 300U1Z User Manual page 74

3
Insert a new memory module into
the memory slot at an angle of
approximately 30 degrees aligning it to
the angle of the memory slot.
4
Push the memory module down so that
it is completely fixed. If the memory
does not fit easily, push the memory
module down while pulling the memory
module latches outward.
Memory Slot

5
Close the memory compartment cover
and fasten the screw.