Toshiba Satellite L670 Series Maintenance Manual page 159

4.7 Logic Upper Assembly
3. Turn to the front and remove the five M2.5x5 screws securing the logic upper assembly.
4. Disconnect the touchpad FFC from the motherboard.
Figure 4.14 Removing five screws and disconnecting one FFC from the motherboard
Satellite L670/L675/Pro L670 Maintenance Manual
M2.5×5*5
[CONFIDENTIAL]
4 Replacement Procedures