NEC POWERMATE P - SERVICE MANUAL 1996 Service And Reference Manual page 95

7. Insert the second drive into the upper slot of the 3 1/2-inch drive bracket; repeat
steps 6 and 7.
8. Hook the bracket (with drive) on the two tabs on the inside rear of the system
unit and secure the bracket with the two screws removed earlier (see
Figure Section 3-20).
Figure Section 3-20 Removing the Drive Bracket Screws
Connect the drive cables.
9.
10. Replace the system unit cover.
11. Run the Setup program to set the new configuration.
Option Installation 3-27