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NEC Display Solutions of America, Inc.
X401S Installation Guide
40” LCD Display Rev 1.0
www.necdisplay.com X401S Page 9 of 9
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 Parity: None
Communication: Asynchronous Stop Bit: 1 bit
Baud Rate: 9600 bps Communication Code: Hex
Data Length: 8 bits
PC Control Connector (D-Sub 9P)
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).