0512d +--------\/--------+ 1 -|5V in gnd in|- 24 2 -|5V in gnd in|- 23 3 -|5V in gnd in|- 22 4 -| gnd in|- 21 5 -|gnd out gnd in|- 20 6 -|gnd out gnd in|- 19 7 -|gnd out gnd in|- 18 8 -|gnd out gnd in|- 17 9 -|gnd out +12V out|- 16 10 -|gnd out +12V out|- 15 11 -|gnd out -12V out|- 14 12 -|gnd out -12V out|- 13 +------------------+