To install a memory module, 2 unplug the computer and remove the battery packs, Screws on bottom of computer – Sony PCG-R505TEK User Manual
VAIO® R505 SuperSlim Pro™ Notebook User Guide
example). Ground yourself by maintaining contact with an unpainted metal
portion of the chassis while performing the procedure.
Do not open the memory module package until you are ready to install the
module. The package protects the module from ESD.
Use the special bag for preventing ESD or use aluminum foil when you store
the memory module.
To Install a Memory Module
Shut down your computer and disconnect all peripheral devices, such as your
Unplug the computer and remove the battery packs.
Wait until the computer cools down. Then unscrew the two screws with the
mark on the bottom of your computer.
Screws on Bottom of Computer