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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 RS-232C Remote 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
Use the payload of TCP packet.
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.
