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LCD Projector
Control projector by using a personal computer
This projector can be controlled by connecting a personal computer with RS-232C terminal.
Functions can be controlled by a personal computer:
• Turn the ON or OFF
• Changing input signals
• Menu setting
Connection
RS-232C
L
COMPUTER IN
R
USB
AUDIO IN VIDEO IN
COMPUTER OUT
to RS-232C
terminal
Mini DIN 8P
Important:
• Make sure that your computer and projector are turned off before connection.
• Turn on the projector after the computer is started up.
(If you do not follow this order, the Comport may not function.)
• Adapters may be necessary depending on the PC connected to this projector. Contact your dealer for details.
1) Interface
PROTOCOL
BAUD RATE
DATA LENGTH
PARITY BIT
STOP BIT
FLOW CONTROL
This projector uses RXD, TXD and GND lines for RS-232C control.
For RS-232C cable,the reverse type cable should be used.
2) Control command diagram
The command is structured by the address code, function code, data code and end code. The length of the
command is different by each function.
Address code
HEX
30h 30h
ASCII
'0' '0'
[Address code]
30h 30h (In ASCII code, '0' '0') fixed.
[Function code]
A code of each fixed control move.
[Data code]
A code of each fixed control data (number) and not always indicated.
[End code]
0Dh (In ASCII code, '
S-VIDEO
MAIN
VIDEO
AC IN
RS-232C cable
D-SUB 9P
RS-232C
9600 [bps]
8 [bits]
NONE
1 [bit]
NONE
Function code
Function
Function
') fixed.
to Com1
Comport
Data code
End code
Data
0Dh
Data
1
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