Toshiba L635 - page 151

4.5 ODD Bay Module 4 Replacement Procedures
Satellite/Satellite Pro/L630/L635 Maintenance Manual 4-17
Installing the ODD Bay Module
Install the ODD bay module according to the following procedures and Figures 4-6.
1. Place the ODD bay module in the correct position and slide it in.
2. Push it in until it clicks into place.
3. Secure the ODD bay module with one M2x5 white flat head screw.