ADS Environmental Services Model 4000 530017 A0 - Manual (Page 120)

Switch and Jumper Settings C-3
9. Securely connect the mating connector (without cable) to the
I/O connector on top of the monitor.
10. Strip ½ inch (13 mm) of insulation from the positive and
negative wires coming from the external power source.
Note: Make sure the external power source is off while
stripping, soldering, and connecting the wires.
11. Solder the wires to the connector, and pot the connector using
the same technique applied for wiring the telephone cable to
the monitor in Chapter 4, Communication and Activation.
Solder the wires to the connector in the following
configuration:
Positive - socket E
Negative - socket D
Power cable connector pinout