Partyline: Interfacing a Panasonic HPX-370 (w/ an AGBS-300 Base station) Camera to a PL via the 4wire in to the camera.

To interface a Panasonic HPX-370 (w/ an AGBS-300 Base station) Camera to a PL via the 4wire in to the cameras.
Use the following pin out from/to the camera unit:1 and 6 on the DB9 as inputs to the CCU and 3 and 7 as outputs (higher numbers are (+) ).