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Controlling The Display Via Rs-232c Remote Control - NEC E657Q User Manual

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Controlling the Display via RS-232C Remote
This Display can be controlled by connecting a personal computer with an
RS-232C (reverse type) terminal.
Display + computer.
• Please turn off the monitor's main power when connecting a computer to
the monitor.
• Please turn on the connecting computer first then turn on the monitor's
main power.
If you turn on the computer and monitor in reverse order, the com port may
not work.
NOTE: If your computer is equipped only with a 25-pin serial port connector, a 25-
pin serial port adapter is required.
Contact your supplier for details.
For the pin assignment, please see "2) RS-232C input/output".
Communication procedure
Send the control commands from the PC via the RS-232C connector.
The Display operates according to the received command and sends a
response message to the PC.
Do not send multiple commands at the same time. Wait until the PC receives
the response before sending the next command.
1) Interface
Baud rate
Data length
Parity bit
RS-232C Cable
9,600 bps
8 bits


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