1
1) Interface
Controlling the projector using a personal computer
This projector can be controlled by connecting a personal computer with RS-232C terminal.
PC-controllable functions :
• Turning the power ON or OFF
• Changing input signals
• Inputting commands by pressing the buttons on the control panel and remote control
• Menu setting
Connection
USB
L
S-VIDEO
VIDEO
AUDIO IN VIDEO IN
MAIN
AC IN
R
COMPUTER IN
RS-232C
COMPUTER OUT
to Com1
Comport
to RS-232C
terminal
D-SUB 9P
Mini DIN 8P
RS-232C cable
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 instruction, the Comport may not function.)
• Adapters may be necessary depending on the PC connected to this projector. Contact your dealer for details.
PROTOCOL
RS-232C
BAUD RATE
9600 [bps]
DATA LENGTH
8 [bits]
PARITY BIT
NONE
STOP BIT
1 [bit]
FLOW CONTROL
NONE
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 consists of the address code, function code, data code, and end code. The length of the command
varies among the functions.
Address code
Function code
Data code
End code
HEX
30h 30h
Function
Data
0Dh
ASCII
'0' '0'
Function
Data
[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, '
') fixed.
LCD Projector
XL2U / XL1XU / SL2U
• The terminal board shown above is XL2U’s. XL1XU and SL2U don’t have a USB terminal.
