row_2 = row_1 + vertical_space/7; row_7 = row_6 + vertical_space/7; row_7 = row_6 + vertical_space/7; cv_in_1a = [left_col, row_7, 0]; cv_in_1b = [right_col, row_5, 0]; audio_out_1 = [right_col, row_7, 0]; cv_in_1b = [right_col, row_7, 0]; cv_in_1b = [right_col, row_7, 0]; cv_in_1b = [right_col, row_3, 0]; cv_in_2b = [right_col, row_3, 0]; manual_2 = [left_col, row_3, 0]; c_tune = [width_mm/2 - h_margin, top_row, 0]; left_rib_x = thickness.