Removal and replacement procedures
Maintenance and Service Guide 4–19
4. If it is necessary to replace the optical drive bracket, follow these steps:
a. Position the optical drive with the rear toward you. 
b. Remove the three Phillips PM2.0×4.0 screws 1  that secure the optical drive bracket to the optical drive. 
c. Remove the optical drive bracket 2. 
Reverse this procedure to reassemble and install the optical drive.