NCR 7455 Hardware User's Manual page 64

2-14 Chapter 2: Hardware Installation
3. Connect the 5972 Display Cable to the Parallel I/F Adapter Cable.
4. Connect the Parallel I/F Adapter Cable to the Customer Display
port on the terminal.
Customer Display
18368
5. Connect the 5972 Display Cable Power Pigtail to the Power Brick.
6. Plug the Power Brick into an AC outlet.