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66-ENGLISH
Using the SERIAL connector
The serial connector which is on the connector panel of the projector
conforms to the RS-232C interface specification, so that the projector can be
controlled by a personal computer which is connected to this connector.
Connection
Pin assignments and signal
names
Basic format
The data sent from the computer to
the projector is transmitted in the
format shown below.
Pin
No.
Communications settings
Signal
name
Contents
1
2
6
8
53
%
RXD Received data
&
GND Earth
'
TXD Transmitted data
#
$
Connected internally
(
)
*
DIN 8-pin
Appearance
Signal level RS-232C
AsynchronousSync. method
Baud rate
Parity
9 600 bps
None
Character length 8 bits
Stop bit 1 bit
X parameter None
S parameter None
STX Command
:
Parameter ETX
Start byte
(02h)
3 bytes
1 byte
1 byte-4 bytes
End byte
(03h)
DIN 8-pin (male)
Serial adapter
(ET-ADSER : sold
separately)
SERIAL(female)
Computer
NOTE:
BThe projector can not receive
the command for 10 seconds
after the lamp is switched on.
Wait 10 seconds before sending
the command.
BIf sending multiple commands,
check that a response has been
received from the projector for
one command before sending
the next command.
BWhen a command which does
not require parameters is sent,
the colon (:) is not required.
BIf an incorrect command is sent
from the personal computer, the
“ER401” command will be sent
from the projector to the
personal computer.
NC
NC
Control commands
Command Control contents Remarks
In standby mode, all commands other than
the PON command are ignored.
BThe PON command is ignored during
lamp ON control.
BIf a PON command is received while the
cooling fan is operating after the lamp
has switched off, the lamp is not turned
back on again straight away, in order to
protect the lamp.
Power ONPON
Power OFFPOF
Input signal
selection
IIS
Parameter
VID=VIDEO SVD=S-VIDEO
RG1=PC YUV=YPBPR1
HDM=HDMI CP1=YPBPR1
CP2=YP
BPR2
Shutter functionOSH
Use this command to momentarily turn off
the picture.
Operation will be switched between ON and
OFF each time the command is sent. Do
not switch operation ON and OFF after only
short periods of time.
Freeze functionOFZ
The picture being projected will be paused.
Parameter
0=OFF 1=ON
F, G, I and H
buttons
OCU
OCD
OCL
OCR
OCU= F button
OCD= G button
OCL= I button
OCR= H button
Menu screenOMN The menu screen will be displayed.
ENTEROEN
Use this command to accept and to activate
items selected in the on-screen menus.
RETURNOBK
Use this command to return to a previous
menu screen or to clear the menu screen.
MAINOVM
Use this command to display an item in the
“PICTURE” menu. (page 35)
Aspect ratio
selection
VS1
The aspect ratio will be switched each time
the command is sent. (page 30)
NOTE:
BYou must use only RS-232C
Serial Interface Cable with
ferrite core, type ET-ADSER.
(Continued on next page.)