Sony PCV-RXP-RZP - Manual (Page 52)

VAIO Digital Studio System Reference Manual 38
Removing a memory module (PCV-RX series model)
4
Push down the handle on each side of the memory module to eject
the module from its socket.
5
Grasp one edge of the memory module and lift out. Store the module
in a static-free bag.
✍
The memory modules are located beneath the power supply (applicable to PCV-RX
models only).