Sony PCG-R505DC マニュアル

1.

Remove the existing memory module from the computer. See 

2.

Remove the new memory module from its packaging, and install the memory module by sliding it into the open
slot at a 45-degree angle. 

   

3.

Snap the connectors into place when the board is correctly seated, and close the computer cover. 

4.

Replace the fastening screws on the bottom of the computer. 

5.

Make sure the system memory matches the amount of installed memory. See 

for more information.