NEC Display Solutions of America, Inc.
X554UN Installation Guide
55” LED LCD Display
Rev 1.2
www.necdisplay.com
X554UN
Page 6 of 7
Control Codes
NOTE: Contact your NEC rep for codes not listed.
NOTE: Use a cross/reverse/null modem cable.
Cable Connection
Communication Protocol:
Interface:
RS-232C
Interface:
TCP/IP (Ethernet)
Communication: Asynchronous
Communication Layer:
Transport Layer (TCP)
Baud Rate:
9600 bps
IP Address:
192.168.0.10 (Default)
Data Length:
8 bits
Port Number:
7142 (Fixed)
Parity: None
Stop Bit: 1 bit
Communication Code: Hex
PC Control Connector (D-Sub 9P)
LAN Connector
NOTE:
If so desired, jumper “Request to send” and “Clear to Send” together on both ends of the cable to simplify cable connection. These
connections are not required. The only connections required are pins 2 (TxD), 3 (RxD) and 5 (GND)
Transmit Data+
Transmit Data-
Receive Data+
Receive Data-
Not Used
Not Used
Not Used
Not Used
