Lenovo M91p 4480 User Manual page 53

• If you are replacing an optical drive, disconnect the signal cable and the power cable from the rear
of the optical drive, press the blue release button, and then slide the optical drive out of the front
of the computer.
Figure 17. Removing the optical drive
5. Install the optical drive retainer on the side of the new optical drive.
Figure 18. Installing the optical drive retainer
.
Chapter 5 Installing or replacing hardware
39