Dell D17S005 Owner's Manual page 54

Steps
Slide the optical drive into the disk-drive cage until it snaps into place.
Next steps
1. Install the 3.5-inch hard drive
2. Install the 2.5-inch hard drive
3. Install the disk-drive cage.
4. Install the front bezel.
5. Install the side cover.
6. Follow the procedure in
54 Entfernen und Installieren von vom Kunden austauschbaren Einheiten (CRUs)
if applicable.
if applicable.
After working inside your computer.