Sony PCG-XG19 - Manual (Page 99)

Adding Memory 87
8
Gently replace the keyboard, then press it into your computer. Be
careful not to detach the cable when replacing the keyboard.
9
Close the computer cover, and tighten the screws on the bottom of the
computer.
To view the system memory
1
Turn on the computer.
2
Click the Start button, point to VAIO, and click “Sony Notebook
Setup.”
The Sony Notebook Setup screen appears.
3
Click the “About This Computer” tab to view the system memory. If
the additional memory is not shown, repeat steps 1-9 of “To install a
memory module” on page 85.