Operating instructions

6 7 8 9
1 3 4 5 2
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.
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 C1 C2 C3 P1 P2 P3 P4: P5 ETX
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
DV1
PC1
Input select (toggle)
HDMI input (HDMI)
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.