Step 21 - Terminal Blocks

  • Install the green-colored screw terminal blocks (J1–J10), with the “wire input” side of the blocks facing the outer edge of the board (below, left). 
  • Use a strip of tape or cardboard to hold them in position while flipping the board over (below, right), and then solder them into place.

After soldering the terminal blocks, you should have something like this: