HP ProBook 450 G4 Notebook PC and HP ProBook 455 G4 Notebook PC - Maintenance and Service Guide

3. Remove the optical drive from the computer (3).
4. If it is necessary to remove the bracket from the optical drive, remove the two Phillips PM2.5×3.0 screws
(1) that secure the bracket to the rear of the drive, and then remove the bracket from the drive (2).
Reverse these procedures to install a optical drive.
Component replacement procedures 35