Toshiba Magnia 3310 - Manual (Page 120)

Installing and Removing Hardware
CPU module 102
Inserting the CPU module
NOTE: A standard CPU module is installed in the CPU socket
1. To add a CPU module, install it in the CPU socket 2.
4 Push down the socket lock lever until it hooks on the socket
claw and is locked in place.
Pushing down the CPU lock lever