VSS 400 (490-2501) Pinouts Faxback Doc. # 14749 Connector CN501 (from monitor) pinouts: Pin 1 Video Out Pin 2 +12 V Pin 3 Gnd Pin 4 Mic In Pin 5 Audio In Connector CN502 (to camera) pinouts: Pin 1 Video Out Pin 2 +12 V Pin 3 GND Pin 4 Mic Out (JLC/all-04/21/95)