Toshiba M40 - Manual (Page 166)

4 Replacement Procedures 4.7 ODD Bay Module
Figure 4-22 Removing the ODD bay module
Installing the ODD Bay Module
Install the ODD bay module according to the following procedures and Figure 4-21, 4-22.
1. Place the ODD bay module in the correct position and slide it in.
2. Push it until it clicks into place.
3. Close the display and turn the computer over.
4. Fix the ODD bay module with one M2x4 black flat-head screw.
4-32 EQUIUM M40/M45 / Satellite M40/M45 Maintenance Manual