HP Compaq Pro 4300 All-in-One Hardware Reference Manual page 36

10.
Using your fingers, press the visible edge of the optical disc drive toward the side of the computer
to push the drive partially out of the computer. Grasp the front end of the drive and pull the drive
out of the computer.
Figure 2-39
11. Align the new optical disc drive with the opening in the side of the computer. Push the drive in
firmly until the edge is flush with the computer chassis.
NOTE:
Figure 2-40
30 Chapter 2 Hardware Repair and Upgrade
Removing the Optical Disc Drive
The optical disc drive can be installed in only one way.
Installing the Optical Disc Drive