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COMPUTER
RS-232C Straight cable
D-sub 9p
(Male)
(Female)
12
SERIAL Terminals connection
Notes:
• Use the RS-232C straight cable to connect the computer to the Display.
• The computer shown is for example purposes only.
• Additional equipment and cables shown are not supplied with this set.
The SERIAL terminal conforms to the RS-232C interface speci¿ cation, so that the Display can be controlled by a
computer which is connected to this terminal.
The computer will require software which allows the sending and receiving of control data which satis¿ es the conditions
given below. Use a computer application such as programming language software. Refer to the documentation for the
computer application for details.
The SERIAL terminal is used when the Display is controlled by a computer.
Note:
To use serial control for this unit, make sure to set the “Control I/F Select” in the “Network Setup” menu to “RS-232C”.
(see page 41)
Pin layout for SERIAL Terminal
Communication parameters
Signal level RS-232C compliant
Synchronization method Asynchronous
Baud rate 9600 bps
Parity None
Character length 8 bits
Stop bit 1 bit
Flow control -
Signal names for SERIAL IN terminal
Pin No. Details
2
R X D
3
T X D
4
DTR
5
GND
6
DSR
7
8
(Shorted in this set)
1
•
9
NC
These signal names are those of computer speci¿ cations.
Connections
Basic format for control data
The transmission of control data from the computer
starts with a STX signal, followed by the command, the
parameters, and lastly an ETX signal in that order. If there
are no parameters, then the parameter signal does not
need to be sent.
STX C1C2C3 P1P2P3P4:P5ETX
Start
(02h)
3-character
command (3 bytes)
Colon Parameter(s)
(1 - 5 bytes)
End
(03h)
Notes:
• If multiple commands are transmitted, be sure to wait for
the response for the ¿ rst command to come from this unit
before sending the next command.
• If an incorrect command is sent by mistake, this unit will
send an “ER401” command back to the computer.
• Consult an Authorized Service Center for detail instructions
on command usage.
Command
Command Parameter Control details
PON None Power ON
POF None Power OFF
AVL *** Volume 000 - 100
AMT
0 Audio MUTE OFF
1 Audio MUTE ON
IMS None
HM1
HM2
DV1
PC1
Input select (toggle)
HDMI 1 input (HDMI1)
HDMI 2 input (HDMI2)
DVI-D IN input (DVI)
PC IN input (PC)
DAM None
ZOOM
FULL
NORM
ZOM2
Screen mode select (toggle)
Zoom1
16:9
4:3
Zoom2
With the power off, this display responds to PON command
only.