Dell OptiPlex GX60 - Manual (Page 123)

b. To release the floppy-drive cable from the connector, slide the lever until it is fully extended, and then lift the cable away.
6. Remove the floppy drive from its sled by pulling the sled tab out while pushing the drive up and then sliding the drive out of the sled.
Installing a Floppy Drive
1. Snap the replacement drive into the sled and ensure that it is secure in the sled.
2. Connect the interposer board to the floppy drive:
a. Slide the floppy-drive cable into the connector.
b. Close the lever so that the cable is secure in the connector.
c. Line up the hole on the bottom of the interposer board with the notch on the connector, and snap the interposer board onto the drive.
3. Gently slide the drive into the computer until the tabs securely click into position.
2 tab
3 interposer board
4 system board floppy-drive connector (DSKT)
1 floppy-drive cable
2 lever
1 sled tab
2 sled