NEC MA Series 43" 4K Commercial Display with Media Player and Raspberry Pi Compute Module 4 SoC - Manual (Page 73)

English−69
Commands
Connecting the monitor with RS-232C or connecting to a network via LAN, the control commands transmit and receive between
the monitor and a connected device. It allows for remote control of the monitor from a connected device.
Instructions for the both control command can be found in the external documents “External_Control.pdf” (See
page 84 ).
RS-232C Interface
PROTOCOL RS-232C
BAUD RATE 9600 [bps]
DATA LENGTH 8 [bits]
PARITY NONE
STOP BIT 1 [bit]
FLOW CONTROL NONE
LAN Interface
PROTOCOL TCP
PORT NUMBER 7142
COMMUNICATION SPEED AUTO setting (10/100Mbps)
ASCII Control command
This monitor supports control command, which is listed in the “External_Control.pdf” (See page 84 ), but also supports
common ASCII control command, which is used for controlling the NEC monitor or projector from a connected computer.
For further information please visit our website.
Parameter
Input command Status command
Input signal name Response Parameter Response Error status
HDMI1 hdmi1 hdmi1 or hdmi error:temp Temperature abnormal
HDMI2 hdmi2 hdmi2 error:fan Cooling fan abnormal
DisplayPort1 DisplayPort1 DisplayPort1 error:light Inverter or backlight abnormal
DisplayPort2 DisplayPort2 DisplayPort2 error:system System error
OPTION* option option
COMPUTE MODULE* compute_module compute_module
* 1 : This function depends on which Option Board is installed in the monitor.
* 2 : This input is available when the optional Raspberry Pi Compute Module Interface Board and Raspberry Pi Compute Module are installed.