Справочник Пользователя для Mitsubishi Electronics EX321U-ST
1
DLP
Projector
EX320U/EW330U/EX320U-ST/EX321U-ST/EW331U-ST
Controlling the projector using a personal computer
This projector can be controll ed by connecting a pe rsonal computer with RS-232C terminal.
PC-controllable functions:
• Turning the power ON or OFF
• Changing input signals
• Inputting commands by pressing the buttons on the control panel and remote control
• Menu setting
• Turning the power ON or OFF
• 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.
• Boot up the computer first, and then plug the power cord of the projector.
• Connect the computer with the projector on a one-to-one basis.
• 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)
1.2 Communications format
This projector uses RXD, TXD and GND lines for RS-232C control.
PROTOCOL
RS-232C
BAUD RATE
9600 [bps]
DATA LENGTH
8 [bits]
PARITY BIT
NONE
STOP BIT
1 [bit]
FLOW CONTROL
NONE
SERIAL
D-SUB 9-pin
D-SUB 9-pin
RS-232C cable
RS-232C
terminal
Pin
Description
Pin
Description
1
NC
2
RXD
4
NC
6
NC
8
CTS
3
TXD
5
GND
7
RTS
9
NC
1 2
3
4
5
6
7
8
9