JVC DT-V24L3DU Instruction Manual - Page 16

External Control 16 7 About the external control This monitor has three external control terminals. • MAKE/TRIGGER terminal (RJ-45): The following external control systems are available. (1) MAKE (make contact) system: Controls the monitor by short-circuiting the corresponding pin terminal to the GND pin terminal, or disconnecting (opening) it. (2) TRIGGER (trigger) system: Controls the monitor by sending the pulse signal instantaneously to the corresponding pin terminal. ☞ "Using the MAKE/TRIGGER system" on page 17 • RS-485 terminals (RJ-45): Controls the monitor with the RS-485 system. (☞ "Using the serial communication" on page 18) • RS-232C terminal (D-sub 9-pin): Controls the monitor with the RS-232C system. (☞ "Using the serial communication" on page 18) Set the following items of "REMOTE SETTING" in SET-UP MENU according to the external control terminal and control system (☞ "SERIAL TYPE", "PARALLEL TYPE" on page 15). Control terminal MAKE/TRIGGER terminal RS-485 terminal RS-232C terminal Control system MAKE TRIGGER Serial communication RS-485 RS-232C The settings of this unit "SERIAL TYPE" setting "PARALLEL TYPE" setting - MAKE - TRIGGER RS485*1 - RS232C*1 - *1 For a monitor connected to a personal computer etc, select the terminal the equipment is actually connected to. For other monitors, select "RS485." Control priority is as follows. MAKE > TRIGGER = serial communication = buttons and menu on the monitor • You can use the external control even when "CONTROL LOCK" is set to "ON" (☞ page 15). • When the monitor is off (on standby), external control is not available. But certain external controls (starting/ terminating communication, turning on the monitor) are available through the serial communication (☞ page 18). You can control the monitor by a personal computer or dedicated controller*2. • For the details, see page 17. *2 The controller is not commercially available. Consult your dealer if you need it. PC, etc. RS-485 IN or RS-232C RS-485 RS-485 OUT IN • For the details, see page 18. RS-485 OUT RS-485 RS-485 IN OUT