Sony PCV-J200 - Manual (Page 34)

VAIO® System Reference Manual 22
Removing the Side Panel
You must remove the side panel to access the system board, add-in cards,
power supply, battery, memory, and internal drives.
1
From the rear of the unit, remove the single screw on the right side;
set it aside for future use.
2
Slide back the panel about ½ inch, then lift out.