25■ Connection to PS•Data Compatible EquipmentNote the following when connecting the Disk Recorder to equipment with PS•Data capability.q Connect the controller and PS •Data equipment at the ends of the PS •Data line.w Set the termination to ON for the units at both ends of the PS •Data line.Use the MODE selector on the rear of the WJ-HD500A Disk Recorder to set the termination.e Use the optional RS-485 cable for connection.Note: To be able to use PS•Data mode, the communication functions need to be set up in the PS•Data SETUP menu.● MODE Selector Setting• Set DIP switch 4 of the MODE selector as follows for data termination.ON: If the disk recorder is connected at the end of the PS•Data line.OFF: If the Disk Recorder is not connected at the end of the PS•Data line.Example:• If the optional WJ-HDB502 Network Board is installed as a controller in the Disk Recorder, the system can be controlledfrom a PC through the Disk Recorder.Set DIP switch 3 of the MODE selector as follows for data termination.ON: If the Network Board is connected at the end of the PS•Data line.OFF: If the Network Board is not connected at the end of the PS•Data line.For a system that has no system controller and is controlled through the Disk Recorder, for example, set DIP switch 3 of theMODE selector to ON position.Note: If the system has a system controller, set DIP switch 3 to OFF position.RS-485 CablePOWERONOFFALARMData Multiplex Unit WJ-MP204ALARMSUSPEND1 2 3 4ESCSETRESET SUSPEND SET UPALARMUNIT0987654321 POWERONOFFALARMData Multiplex Unit WJ-MP204ALARMSUSPEND1 2 3 4ESCSETRESET SUSPEND SET UPALARMUNIT0987654321RS-485 Cable(3 : ON, 4 : OFF)1234ON↑MODE SelectorDisk Recorder Data Multiplex UnitTermination : OFFData Multiplex UnitTermination : ON16161515141413131212111110109988776655443 22311SIGNAL GND10/100 BASE-TSPOTOUTIN EXT STORAGE COPYCONTROL ALARMVIDEOMODEDATA REMOTE(WV-CU50)GEN-LOCK OUTSERIALPOWERONACINOFFINOUTOUTMULTI SCREEN OUT AUDIORS-485 CablePOWERONOFFALARMData Multiplex Unit WJ-MP204ALARMSUSPEND1 2 3 4ESCSETRESET SUSPEND SET UPALARMUNIT0987654321RS-485 CableSystem ControllerDisk Recorder16161515141413131212111110109988776655443 22311SIGNAL GND10/100 BASE-TSPOTOUTIN EXT STORAGE COPYCONTROL ALARMVIDEOMODEDATA REMOTE(WV-CU50)GEN-LOCK OUTSERIALPOWERONACINOFFINOUTOUTMULTI SCREEN OUT AUDIO(3 : OFF, 4 : OFF)1234ON↑MODE SelectorSystem ControllerTermination : ONData Multiplex UnitTermination : ON