IBM B50 - Manual (Page 167)

CD-ROM Drive Assembly
Removal
1. If you have not already done so, remove the cover as described in “Removing
the Cover” on page 7-3.
2. Disconnect the following cables from the drive:
Signal cable
Power cable
Audio cable
3. Remove the media front cover, as described in “Front Covers” on page 7-17.
4. Pull out both locking knobs (A), as shown in the following illustration.
A
5. Pull out the drive assembly.
6. Remove the screws that hold the drive to the tray.
7. Lift the drive out of the tray.
Replacement
Replace in the reverse order.
Chapter 7. Removal and Replacement Procedures 7-23