IBM 3270 Maintenance Manual page 608

5. Tilt the unit up and install the mounting
plate screw for the fixed disk drive, as shown
below.
Warning: Be sure to use the same screw
(short screw) that you removed from the
mounting plate, or damage will result.
o
o
(Bottom View)
o
Fixed Disk/Diskette Drive
Mounting Plate
Mounting Plate
Screw
6.
Install all option adapters
(5-20-5).
7.
Install the cover of the expansion unit
(5-100-3).
8. Connect all cables.
9. If this is a new fixed disk drive, refer to 3-1700
and format the drive.
October 1984 5-1700-9