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External Control NEC LCD Monitor
1. Application
This document defines the communications method for control of the NEC LCD monitor, MultiSync X461UN
when using an external controller
.
2. Connectors and wiring
2.1 RS-232C Remote control
Connector: 9-pin D-Sub
Cable: Cross (reversed) cable or null modem cable
(Please refer “Controlling the LCD monitor via RS-232C Remote control” on User’s manual.)
2.2 LAN control
Connector: RJ-45 10/100 BASE-T
Cable: Category 5 or higher LAN cable
(Please refer “Controlling the LCD monitor via LAN control” on User’s manual.)
3. Communication Parameter
3.1 RS-232C Remote control
(1) Communication system Asynchronous
(2) Interface RS-232C
(3) Baud rate 9600bps
(4) Data length 8bits
(5) Parity None
(6) Stop bit 1 bit
(7) Communication code ASCII
3.2 LAN control
(1) Communication system TCP/IP (Internet protocol suite)
(2) Interface Ethernet (CSMA/CD)
(3) Communication layer Transport layer (TCP)
* Using the payload of TCP segment.
(4) IP address (Default) 192.168.0.10
* If you need to change,
Please refer “Network settings” on User’s manual.
(5) Port No. 7142 (Fixed)
3.3 Communication timing
The controller should wait for a packet interval before next command is sent.
The packet interval needs to be longer than 600msec for the LCD monitor.
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