HP G72-251 Maintenance And Service Manual page 59

Removal and replacement procedures
5. To remove the optical drive bracket, position the optical drive with the rear toward you.
6. Remove the two Phillips PM2.0×3.5 screws 1 that secure the optical drive bracket to the optical drive.
7. Remove the optical drive bracket 2.
Reverse this procedure to reassemble and install an optical drive.
Maintenance and Service Guide 4–17