NEC PX-50VP1A 42PD2/50PD1 - Page 52

Function and Pin Configuration of the External Control Connector Application These specifications are applicable to NEC plasma monitors (including 42- and 50-inch types) and communications control from external equipment. Connections Connections should be made as described below. External equipment e.g., Personal computer PDP1 Display PDP2 Display PDP3 Display PDP4 Display *A maximum of 4 units can used with a cascade connection. 1) Display-side connector: EXTERNAL CONTROL connector EXTERNAL CONTROL 543 2 1 10 9 8 7 6 15 14 13 12 11 Pin No. 1 to 3 4 5 and 14 Not used Power ON/OFF Function Input switching The input mode is switched by the combination of pin numbers 5 and 14. Input VIDEO RGB1 RGB2 RGB3 Pin No. 5 Open Ground Open Ground Pin No. 14 Open Open Ground Ground 6 to 8 9 and 10 11 12 13 15 Not used Ground TXD (RS-232C) RTS RXD (RS-232C) CTS Open Established ON OFF 2) External equipment side connector: Serial port (RS-232C) connector See the specifications of the connected equipment for information about the type of connector and pin assignment. 52