Home › Forums › Products › Rackmount › Wiring of the DB25 analog audio connectors › Reply To: Wiring of the DB25 analog audio connectors November 13, 2018 at 2:07 pm #150591 ArguZParticipant Ok, cool… Do you know if pin 13 is common ground ? If so i would use that as the return line on the NMJ6HC-S So the signal that is on all three pins when nothing is inserted.
