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14
Connections
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.
COMPUTER
D-sub 9p
(Male)
(Female)
RS-232C Straight cable
The SERIAL terminal is used when the Display is controlled by a computer.
The SERIAL terminal conforms to the RS-232C interface
specication, 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 satises the conditions
given below. Use a computer application such as programming
language software. Refer to the documentation for the computer
application for details.
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.
•
•
Basic format for control data
The transmission of control data from the computer starts with
an 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)
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 -
Pin No. Details
2
RXD
3
TXD
5
GND
4
•
6
Non use
7
•
8
Non use
1
•
9
NC
Signal names for D-sub 9P connector
These signal names are those of computer specications.
Communication parameters
Command Parameter Control details
PON None Power ON
POF None Power OFF
AVL ** Volume 00 - 63
AMT 0 Audio MUTE OFF
1 Audio MUTE ON
IMS None
RF1
AV1
AV2
AV3
YPbPr
HDMI1
HDMI2
HDMI3
PC
Input select (toggle)
RF INPUT
AV1 INPUT
AV2 INPUT
AV3 INPUT
YPbPr INPUT
HDMI1 INPUT
HDMI2 INPUT
HDMI3 INPUT
PC INPUT
DAM None
FULL
JUST
NORM
Screen mode select (toggle)
16:9
JUST
4:3
With the power off, this display responds to PON
command only.
13
4
5 2
8
7
6 9
Pin layout for SERIAL Terminal