HP 98568A Installation Instruction page 431

HP Terminals
40242C cable to the terminal's port 1 connector if you have an HP
92221P cable leading from the interface.
4. Connect the Terminal to the Computer.
a. Connect one end of the terminal's cable to the connector on the back of
the terminal. Lock the connector in place using the screws or clips.
b. If your interface connection requires one or more additional cables,
connect the remaining cable( s) to the interface.
c. Connect the other end of the terminal's cable either directly to the
interface or to cable( s) connected to the interface.
5. Configure the Terminal and Datacomm Port.
Refer to your terminal's manual for instructions on configuring your
terminal and datacomm port to match the characteristics given in Table 9-l.
Not all of the characteristics listed in the table will apply to your terminal.
Adding Terminals and Displays 9-7