IBM 3270 Maintenance Manual page 568

7. Remove the two mounting screws on the right
side of diskette drive B.
Mounting Screws
8. Slide the diskette drive approximately 50 m.m
(about 2 inches) out of the system unit.
9. Disconnect the power connector from the left
rear corner of the diskette-drive logic board.
(Side View)
Diskette
Power
Connector
10. Remove the diskette drive from the system
unit.
October 1984 5-602-7