Dell Dimension 2350 - Manual (Page 22)

8. Connect the floppy-drive power cable to the back of the drive.
9. Connect the data cable to the back of the drive and to the floppy drive connector on the system board .
The data cable is included in the floppy drive kit.
10. Position the top of the floppy drive bracket so that it is completely flush with the bottom of the upper drive bay, and then slide the floppy drive bracket
forward into place.
The top of the floppy drive bracket has two slots that fit into two clips on the bottom of the upper drive bay. When the floppy drive bracket is properly
mounted, it remains in place without support.
11. Secure the floppy drive bracket with the top bracket screw that came with the floppy drive kit.
12. Reattach the front panel to the side hinges, and then rotate it until it snaps onto the front of the computer.
NOTICE: Match the colored strip on the cable with pin 1 on the drive (pin 1 is marked as "1").