Table of Contents
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Introduction
The document describes how to control your BenQ projector via RS232 from a computer. Follow the
procedures to complete the connection and settings first, and refer to the command table for RS232
commands.
Available functions and commands vary by model. Check the specifications and user manual of the purchased projector for
product functions.
Wire arrangement
Wire Arrangement
P1
Color
1
Black
2
Brown
3
Red
4
Orange
5
Yellow
6
Green
7
Blue
8
Purple
9
Gray
Case
Drain wire
RS232 pin assignment
Pin
Description
1
3
5
7
9
P2
1
3
2
4
5
6
7
8
9
Case
Pin
NC
2
TXD
4
GND
6
RTS
8
NC
Description
RXD
NC
NC
CTS
3
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