Using MVX (Direct) port to Panasonic AK-HCU3550 Communication (DB25)

INCOM ENG - On the Control board, set to 4wire using SW301 and LOAD using SW303

Clear-Com 4-wire (MVX) <----> Panasonic Communications DB25

Pin 3 RX+ <----> Pin 1 (INCOM ENG OUT H)

Pin 4 TX+ <----> Pin 4 (INCOM ENG IN H)

Pin 5 TX- <----> Pin 5 (INCOM ENG IN C)

Pin 6 RX- <----> Pin 2 (INCOM ENG OUT C)

INCOM PROD - On Control board, set to 4wire using SW300 and LOAD using SW302

Clear-Com 4-wire (MVX) <----> Panasonic Communications DB25

Pin 3 RX+ <----> Pin 14 (INCOM PROD OUT H)

Pin 4 TX+ <----> Pin 17 (INCOM PROD IN H)

Pin 5 TX- <----> Pin 18 (INCOM PROD IN C)

Pin 6 RX- <----> Pin 15 (INCOM PROD OUT C)

Panasonic Control Board

DWG PDF