You install the terminal blocks on the MP-C to add or enable wiring for the device.
Ensure that you have the correct terminal blocks.
If the terminal block is wired, ensure that the labels on the wires match the labeling of the terminals on the device.
Insert the terminal block at an angle against the back wall of the connector header.
Press and roll the terminal block into the connector header.
Continue until you hear a click sound, which indicates that the terminal block is fully engaged with the connector header.