Sony PCG-TR5MP Hardware Manual page 112

Hardware Guide
Removing and installing a memory module (VGN-A series)
To change or add a memory module, proceed as follows:
1
Shut down your computer and disconnect all peripheral devices.
2 Unplug the computer and remove the battery pack.
3
Wait until the computer cools down.
4 Unscrew the central screw at the bottom of your computer.
5 Remove the memory module:
❑
Pull the tabs in the direction of the arrows.
The memory module is released.
❑
Pull the memory module in the direction of the arrow.
n N
111
Upgrading your VAIO computer