Sony PCG-Z505R - Manual (Page 68)

VAIO Z505 SuperSlim Pro Notebook User Guide 58
8
Install the memory module. Be careful not to touch the other
components of the motherboard.
9
Gently replace the keyboard, then press it into your computer. Be
careful not to detach the cable when lifting the keyboard.
10
Close the computer cover, then tighten the screws on the bottom of
the computer.
11
Turn on the computer.
gently press module into place.
2 Pull the two spring tabs outward, and 1 Slide the memory module into the slot.