AT&T System 75 Wiring Diagram page 221

CHAPTER 4. STATION WIRING
white field terminal/connecting blocks (equipment room side) and blue
field terminal/connecting blocks (station side).
2-Point Administration
For 2-point administration (Figure 4-13), the patch cords/jumper wires
are connected between purple field terminal/connecting blocks and
white field terminal/connecting blocks at the equipment room. At the
satellite location, patch cords/jumper wires are connected between the
white field terminal/connecting blocks (equipment room side) and blue
field terminal/connecting blocks (station side) as specified on the Port
Assignment Record. Update the Port Assignment Record for all
administrative changes at a satellite location.
Miscellaneous Wiring Installation
Installing System Access Terminal (SAT)
The SAT is connected to the TERM connector that is located on the rear
of the control carrier. A M25B cord is used to make the connection. See
Figure 4-14 for the connections.
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