Dell OptiPlex 790 (Early 2011) - Manual (Page 20)

6. Repeat steps 4 and 5 to remove the second optical drive (if available).
Installing The Optical Drive
1. Slide up the optical-drive latch and push the optical drive from the front
towards the back of the computer.
2. Connect the data cable and power cable to the optical drive.
3. Install the
front bezel .
4. Install the cover .
5. Follow the procedures in After Working Inside Your Computer .
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