NorthStar HSIO-4 User's & Technical Manual page 16

North Star HSIO-4
Using the jackscrews provided, bolt the
D-connector in place, as shown in Figure 2-10.
From outside the back panel, insert each screw
through the connector mounting. Slip a
lockwasher over the screw, and secure it with
a nut.
Repeat these installation procedures for all
four ribbon cables.
11 User/Technical Manual