Lenovo E40-70 Notebook - Manual (Page 39)

To replace the memory module, do the following:
1. Turn off the computer and then disconnect the ac power adapter and all cables from the computer. Wait
three to five minutes to let the computer cool.
2. Close the computer display, and turn the computer over.
3. Remove the battery pack. See “Replacing the battery pack” on page 23.
4. Remove the screws 1 , and then remove the bottom slot cover 2 .
b
a
a b
5. If one memory module is already in the memory slot, press out on the latches on both edges of the
socket at the same time 3 , and then remove the memory module to make room for the new one 4 .
Save the removed memory module for future use.
d
c c
6. Align the notch on the contact edge of the new memory module with the key in the memory slot and
then carefully insert the memory module into the slot at an angle of about 20 degrees 5 .
Attention: To avoid damaging the memory module, do not touch its contact edge.
e
f
g
7. Pivot the memory module downward until it snaps into place 6 . Ensure that the memory module is
installed firmly in the slot and cannot be moved easily 7 .
Chapter 6 . Replacing devices 25