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Optoma Group 1: DS309, DX609, EP721, EP723, EP727, EP728, EP752, EP761,
EP763 (Code 0D hex)
Optoma Group 2: EP766, EP782/W (Code 0E hex)
(Optoma Group 3: See BenQ SP820 for EP771/772 projectors (Code 3B hex))
In the back of each "User's Manual" is a list of channel selection messages.
See master Optoma manual/code list at:
Function code
Group 1
Computer1
'~0039 5' + 0D
Computer2
'~0039 6' + 0D
Computer3
Computer4
'~0012 3' + 0D
Computer5
Video1
'~0039 10' + 0D
Video2
'~0039 9' + 0D
Video3
Video4
'~0012 3' + 0D
Video5
Video6
Video7
Any one of these codes can be set into Constant:0/Constant:1 for computer codes and Constant:2/Constant:3 for video
codes. (The default is to have Computer1 (above) as the "Computer" channel and Video1 as the "Video" channel.
Setting OPT1 switch ON will swap Video1 and Video2 channels.)
This panel can be used with a number of keyboards:
With a "Code 9" or "Code B" keyboard, with buttons selecting "Video" and 'Computer", with "Volume Up/Dn";
•
Freeze command is available, so "Code A" keyboard OK;
•
Two-yellow button "Mute" command is supported;
•
OPT7 handshake mode and power on panel connection blink codes available.
•
The "Source Lock" option in the "Options" menu MUST be turned ON (to stop the projector searching for
•
other channels when an input is dropped.)
RS232 connections to 3-Pin DIN Optoma Group 1
Mini-DIN 3 socket on projector. Coms at: 9600 DP8N1
Function/Direction
Ground
Data from T440 to projector
Reply data from projector to T440
After installation wiring of any projector to a T440, use a multimeter to check voltages of –9 on BOTH TX and RX pins
in any installation, as described in the troubleshooting part of this manual.
T440 Users manual V021/B, © JED Microprocessors Pty Ltd Nov 17th 2008
http://www.optoma.eu/support.aspx
Group 2
'~0012 5' + 0D
'~0012 6' + 0D
'~0012 2' + 0D
'~0012 1' + 0D
'~0012 11' + 0D
'~0012 5' + 0D
'~0012 9' + 0D
'~0012 8'+ 0D
'~0012 13' + 0D
'~0012 2' + 0D
'~0012 1' + 0D
'~0012 11' + 0D
T440 "projector"
Connection
Ground
Tx
Rx
Comments
VGA1
VGA2 (some only)
DVI-D (some only)
Group 1: DVI-A
Composite Video
S-Video
VGA1 Component
Group 1: DVI-A (some)
DVI-D (some only)
Optoma 3-pin Serial Port
Connector
Mini-DIN 3 pin 3 (Gnd)
Mini-DIN 3 pin 2 (RXD)
Mini-DIN 3 pin 1 (TXD)
Group 2: HDMI
Group 2: Wireless
Group 2: VGA2 Component
Group 2: HDMI
Group 2: Wireless
1
2
3
Mini-DIN 3
solder side
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