16 Switch SettingThere are four switches on the rear of the controller for specifying the terminal definition and data communication conditions.A signal form selection switch (SW1) and a character display mode switch (SW100) are mounted inside the controller. Theseinner switches do not need to be adjusted when the controller is used with the factory default settings. Rear Panel SettingAlarm Terminal Definition SwitchThis switch specifies the functions for the 5-pin terminal. The default setting is the upper position.Upper position: Used when connecting with a Time Lapse VCR. The terminals function as ALARM IN, ALARM OUT,RECOVER IN and RESET OUT.Lower position: Used when connecting with multiple alarm sensors. The terminals function as ALARM IN 1-4.Termination SwitchThis switch opens or terminates the RS-485 line. The default setting is ON.ON: Used when connecting one to one. The line is terminated by a 150-ohm resister.OFF: The line is open.Line SwitchThis switch specifies the RS-485 communication mode. Match it to the mode used by the connected devices. The default set-ting is 4.4: 4-line full duplex2: 2-line half duplexData SwitchThis switch specifies the data communication route between the controller and the camera. The default setting is COAX.COAX: Control commands and status information are transmitted and received through a coaxial cable.RS485: Commands and status are transmitted and received through an RS-485 cable connected to the RS-485 terminal.RS485 DATATERM LNE COAXRS48542ONOFFRT ABABGRear PanelALARMRESET OUTALARM INRECOVER INALARM OUTALARM IN12G34