Sony PCG-GRZ615G User Manual page 100

Precautions
8 Remove the new memory module from its packaging.
9 Install the memory module by sliding it into the memory module slot, as shown.
10 Press the module into place until it clicks.
11 Close the computer cover.
12 Tighten the screw on the bottom of the notebook.
13 Turn on the computer.
n N
99