Mitsubishi Electronics UD740U 用户手册
1
MODEL
UD740U
Controlling the projector using a personal computer
This projector can be controlled by connecting a personal computer with RS-232C terminal.
PC-controllable functions:
Turning the power ON or OFF
Changing input signals
Changing input signals
Inputting commands by pressing the buttons on the control panel and remote control
Menu setting
Connection
Important:
Connect the computer with the projector on a one-to-one basis.
Make sure that your computer and projector are turned off before connection.
Make sure that your computer and projector are turned off before connection.
Boot up the computer first, and then plug the power cord of the projector.
(If you do not follow this instruction, the Com port may not function.)
Adapters may be necessary depending on the PC connected to this projector. Contact your dealer for details.
1. Interface
1.1 Pin assignment of SERIAL terminal (D-SUB 9-pin)
Pin
Description
Pin
Description
1
NC
2
RXD
3
TXD
4
NC
5
GND
6
NC
7
RTS
8
CTS
9
NC
1.2 Communications format
PROTOCOL
RS-232C
BAUD RATE
9600 [bps]
DATA LENGTH
8 [bits]
PARITY BIT
NONE
STOP BIT
1 [bit]
FLOW CONTROL
NONE
This projector uses RXD, TXD and GND lines for RS-232C control.