pin name pin name --- ---- --- ---- 1 GRD A GRD 2 GRD B GRD 3 16.5 VAC C 4 16.5 VAC D 5 +5V E 6 START LP 1 F 7 6.3 VAC H 8 START LP 2 J SERVE LED 9 COIN 2 NC K 10 COIN 2 NO L 11 COIN 1 NC M 12 COIN 1 NO N 13 START 1 NO P 14 R 15 START 2 NO S 16 T GRD 17 STATIC ANT U PADDLE 1 (5k) 18 PADDLE 2 V VIDEO 19 SERVE SW W 20 SPEAKER X 21 GRD Y GRD 22 GRD Z GRD