Dell OptiPlex GX260 - Manual (Page 135)

1 power cable
2 hard-drive cable
2. Press in on the tabs on each side of the drive and slide the drive up and out.
Removing the Hard Drive
1 tabs (2)
2 hard drive
Installing a Hard Drive
1. Unpack the replacement hard drive, and prepare it for installation.
2. Check the documentation for the drive to verify that it is configured for your computer.