Lenovo E420, E520, 114155U manual Pivot the SO-DIMM downward until it snaps into place

5.If the two SO-DIMMs are already in the memory slots, press out on the latches on both edges of the socket at the same time 1 , and then remove an SO-DIMM 2 to make room for the new one. Be sure to save it for future use.

6.Find the notch on the contact edge side of the SO-DIMM you are installing. Attention: To avoid damaging the SO-DIMM, do not touch its contact edge.

7.With the notched end of the SO-DIMM toward the contact edge side of the socket, insert the SO-DIMM 1 into the socket at an angle of about 20 degrees; then press it in firmly 2 .

Note: If you install a memory module in only one of the two memory slots, install it in the bottom slot.

8.Pivot the SO-DIMM downward until it snaps into place.

9.Make sure that the SO-DIMM is firmly fixed in the slot and cannot be moved easily.

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