Dell Precision T5400 (Late 2007) - Manual (Page 245)

Adding and Replacing Parts 245
9 Attach the power and data cables to the floppy drive.
10 Connect the other end of the data cable to the system board connector
labeled "DSKT." To locate the system board connector, see "System Board
Components" on page 28.
11 Check all cable connections, and fold cables out of the way to allow for
airflow between the fan and cooling vents.
1 sliding-plate lever 2 floppy drive
1 data cable 2 power cable
3 floppy-drive system board
connector (DSKT on system
board)
1
2
3