Dell OptiPlex GX150 User Manual page 139

4. Connect the interposer board to the CD drive, ensuring that the data, power, and audio cables are attached to the interposer board.
Connecting the Interposer Board—Small Form-Factor System
Replacing the Optical Drive With the Combination Data Cable
1. Gently slide the drive into place until the tabs securely click into position.
2. Connect the interposer board to the optical drive.
3. Close the computer cover.
Attaching Cables to an Optical Drive—Small Form-Factor Desktop System
Removing the Optical Drive—Small Desktop System and Small Mini-Tower System
Removing and Replacing the Drive Bracket Rails—Small Desktop and Small Mini-Tower System
If you are replacing an optical drive and bracket assembly, follow these instructions. If you are installing a new drive that does not have bracket rails
attached, connect it to the set of rails that are attached to the inside of the cover.
1 Interposer board
1 Interposer board
2 Optical drive interface connector
3 Combination data cable
4 System board diskette drive connector
5 System board interface (IDE2) connector
1 Drive
2 Bracket rails (2)
3 Screws (4)