Toshiba M40, Satellite - page 200

4.13 North Bridge thermal module 4 Replacement Procedures
Satellite M40/M45, TECRA A4, dynabook Vx/4 Maintenance Manual 4-51
Installing the Removing North Bridge thermal module
Install the Removing North Bridge thermal module according to the following procedures and Figure
4-35.
1. Place the north bridge thermal module in the correct position and push the clip in correct
position on the system board.
2. Secure two north bridge thermal module screws.
3. Connect the North Bridge thermal module cable to the CN513 on the system board.